CVE-2022-40533
5.5
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Exploitability: 1.8 / Impact: 3.6
Source: NVD
Description
Transient DOS due to untrusted Pointer Dereference in core while sending USB QMI request.
Affected (110)
Products: Qualcomm: Csra6620 Firmware, Csra6640 Firmware, Wcn3991 Firmware, Wcn3998 Firmware, Wcn6750 Firmware, Qca6390 Firmware, Wcn685x 5 Firmware, Wcn685x 1 Firmware, Wcn785x 1 Firmware, Wcn785x 5 Firmware, Flight Rb5 5g Platform Firmware, Qam8255p Firmware, Qam8295p Firmware, Qam8650p Firmware, Qam8775p Firmware, Qca6391 Firmware, Qca6421 Firmware, Qca6426 Firmware, Qca6431 Firmware, Qca6436 Firmware, Qca6574au Firmware, Qca6595 Firmware, Qca6595au Firmware, Qca6696 Firmware, Qca6698aq Firmware, Qca6797aq Firmware, Qcm2290 Firmware, Qcm4290 Firmware, Qcm4325 Firmware, Qcm4490 Firmware, Qcm6490 Firmware, Qcn9011 Firmware, Qcn9012 Firmware, Qcs2290 Firmware, Qcs4290 Firmware, Qcs4490 Firmware, Qcs6490 Firmware, Qcs8250 Firmware, Qcs8550 Firmware, Qrb5165m Firmware, Qrb5165n Firmware, Qsm8250 Firmware, Qsm8350 Firmware, Qrb5165 Firmware, Sa8255p Firmware, Sa8295p Firmware, Sa8540p Firmware, Sa9000p Firmware, Sd 8 Gen1 5g Firmware, Sd460 Firmware, Sd662 Firmware, Sd865 5g Firmware, Sd888 Firmware, Sdx55 Firmware, Sg4150p Firmware, Sm4125 Firmware, Sm4450 Firmware, Sm6250 Firmware, Sm6250p Firmware, Sm7250p Firmware, Sm7315 Firmware, Sm7325p Firmware, Smart Audio 400 Platform Firmware, Sm4250 Aa Firmware, Snapdragon 662 Mobile Platform Firmware, Sm6225 Firmware, Sm6225 Ad Firmware, Sm6350 Firmware, Sm7125 Firmware, Sm7225 Firmware, Sm7250 Aa Firmware, Sm7250 Ab Firmware, Sm7250 Ac Firmware, Sm7325 Firmware, Sm7325 Ae Firmware, Sm7350 Ab Firmware, Sm7325 Af Firmware, Snapdragon 7c+ Gen 3 Compute Firmware, Sm8450 Firmware, Sm8475 Firmware, Sm8250 Firmware, Sm8250 Ab Firmware, Sm8250 Ac Firmware, Sm8350 Firmware, Sm8350 Ac Firmware, Sc8280xp Ab Firmware, Sc8280xp Bb Firmware, Snapdragon Ar2 Gen 1 Platform Firmware, Snapdragon X55 5g Modem Rf System Firmware, Snapdragon Xr2 5g Platform Firmware, Snapdragon Xr2+ Gen 1 Platform Firmware, Ssg2115p Firmware, Ssg2125p Firmware, Sxr1230p Firmware, Sxr2130 Firmware, Sxr2230p Firmware, Wcd9335 Firmware, Wcd9370 Firmware, Wcd9375 Firmware, Wcd9380 Firmware, Wcd9385 Firmware, Wcn3910 Firmware, Wcn3950 Firmware, Wcn3988 Firmware, Wcn6740 Firmware, Wsa8810 Firmware, Wsa8815 Firmware, Wsa8830 Firmware, Wsa8832 Firmware, Wsa8835 Firmware
Configuration A
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Csra6620 | All versions |
Configuration B
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Csra6640 | All versions |
Configuration C
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Wcn3991 | All versions |
Configuration D
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Wcn3998 | All versions |
Configuration E
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Wcn6750 | All versions |
Configuration F
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Qca6390 | All versions |
Configuration G
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Wcn685x 5 | All versions |
Configuration H
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Wcn685x 1 | All versions |
Configuration I
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Wcn785x 1 | All versions |
Configuration J
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Wcn785x 5 | All versions |
Configuration K
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Flight Rb5 5g Platform | All versions |
Configuration L
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Qam8255p | All versions |
Configuration M
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Qam8295p | All versions |
Configuration N
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Qam8650p | All versions |
Configuration O
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Qam8775p | All versions |
Configuration P
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Qca6391 | All versions |
Configuration Q
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Qca6421 | All versions |
Configuration R
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Qca6426 | All versions |
Configuration S
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Qca6431 | All versions |
Configuration T
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Qca6436 | All versions |
Configuration U
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Qca6574au | All versions |
Configuration V
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Qca6595 | All versions |
Configuration W
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Qca6595au | All versions |
Configuration X
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Qca6696 | All versions |
Configuration Y
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Qca6698aq | All versions |
Configuration Z
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Qca6797aq | All versions |
Configuration A
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Qcm2290 | All versions |
Configuration B
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Qcm4290 | All versions |
Configuration C
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Qcm4325 | All versions |
Configuration D
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Qcm4490 | All versions |
Configuration E
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Qcm6490 | All versions |
Configuration F
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Qcn9011 | All versions |
Configuration G
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Qcn9012 | All versions |
Configuration H
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Qcs2290 | All versions |
Configuration I
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Qcs4290 | All versions |
Configuration J
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Qcs4490 | All versions |
Configuration K
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Qcs6490 | All versions |
Configuration L
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Qcs8250 | All versions |
Configuration M
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Qcs8550 | All versions |
Configuration N
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Qrb5165m | All versions |
Configuration O
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Qrb5165n | All versions |
Configuration P
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Qsm8250 | All versions |
Configuration Q
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Qsm8350 | All versions |
Configuration R
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Qrb5165 | All versions |
Configuration S
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Sa8255p | All versions |
Configuration T
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Sa8295p | All versions |
Configuration U
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Sa8540p | All versions |
Configuration V
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Sa9000p | All versions |
Configuration W
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Sd 8 Gen1 5g | All versions |
Configuration X
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Sd460 | All versions |
Configuration Y
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Sd662 | All versions |
Configuration Z
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Sd865 5g | All versions |
Configuration A
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Sd888 | All versions |
Configuration B
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Sdx55 | All versions |
Configuration C
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Sg4150p | All versions |
Configuration D
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Sm4125 | All versions |
Configuration E
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Sm4450 | All versions |
Configuration F
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Sm6250 | All versions |
Configuration G
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Sm6250p | All versions |
Configuration H
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Sm7250p | All versions |
Configuration I
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Sm7315 | All versions |
Configuration J
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Sm7325p | All versions |
Configuration K
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Smart Audio 400 Platform | All versions |
Configuration L
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Sm4250 Aa | All versions |
Configuration M
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Snapdragon 662 Mobile Platform | All versions |
Configuration N
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Sm6225 | All versions |
Configuration O
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Sm6225 Ad | All versions |
Configuration P
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Sm6350 | All versions |
Configuration Q
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Sm7125 | All versions |
Configuration R
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Sm7225 | All versions |
Configuration S
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Sm7250 Aa | All versions |
Configuration T
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Sm7250 Ab | All versions |
Configuration U
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Sm7250 Ac | All versions |
Configuration V
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Sm7325 | All versions |
Configuration W
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Sm7325 Ae | All versions |
Configuration X
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Sm7350 Ab | All versions |
Configuration Y
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Sm7325 Af | All versions |
Configuration Z
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Snapdragon 7c+ Gen 3 Compute | All versions |
Configuration A
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Sm8450 | All versions |
Configuration B
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Sm8475 | All versions |
Configuration C
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Sm8250 | All versions |
Configuration D
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Sm8250 Ab | All versions |
Configuration E
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Sm8250 Ac | All versions |
Configuration F
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Sm8350 | All versions |
Configuration G
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Sm8350 Ac | All versions |
Configuration H
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Sc8280xp Ab | All versions |
Configuration I
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Sc8280xp Bb | All versions |
Configuration J
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Snapdragon Ar2 Gen 1 Platform | All versions |
Configuration K
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Snapdragon X55 5g Modem Rf System | All versions |
Configuration L
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Snapdragon Xr2 5g Platform | All versions |
Configuration M
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Snapdragon Xr2+ Gen 1 Platform | All versions |
Configuration N
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Ssg2115p | All versions |
Configuration O
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Ssg2125p | All versions |
Configuration P
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Sxr1230p | All versions |
Configuration Q
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Sxr2130 | All versions |
Configuration R
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Sxr2230p | All versions |
Configuration S
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Wcd9335 | All versions |
Configuration T
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Wcd9370 | All versions |
Configuration U
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Wcd9375 | All versions |
Configuration V
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Wcd9380 | All versions |
Configuration W
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Wcd9385 | All versions |
Configuration X
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Wcn3910 | All versions |
Configuration Y
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Wcn3950 | All versions |
Configuration Z
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Wcn3988 | All versions |
Configuration A
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Wcn6740 | All versions |
Configuration B
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Wsa8810 | All versions |
Configuration C
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Wsa8815 | All versions |
Configuration D
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Wsa8830 | All versions |
Configuration E
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Wsa8832 | All versions |
Configuration F
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Qualcomm Wsa8835 | All versions |
Related CWEs
CWE-119
Improper Restriction of Operations within the Bounds of a Memory Buffer
The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.
CWE-822
Untrusted Pointer Dereference
The product obtains a value from an untrusted source, converts this value to a pointer, and dereferences the resulting pointer.
References (2)
Source: product-security@qualcomm.com
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
Timeline
No history available yet.