CVE-2025-21455

nvd nist

Published: Aug 6, 2025Modified: Jun 17, 2026

7.8

Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploitability: 1.8 / Impact: 5.9

Source: product-security@qualcomm.com (Secondary)

Description

Memory corruption while submitting blob data to kernel space though IOCTL.

Affected (29)

Products: Qualcomm: Fastconnect 6800 Firmware, Fastconnect 6900 Firmware, Fastconnect 7800 Firmware, Qca6391 Firmware, Qca6426 Firmware, Qca6436 Firmware, Qsm8250 Firmware, Sd865 5g Firmware, Sdx55 Firmware, Snapdragon 8 Gen 1 Mobile Platform Firmware, Snapdragon 865 5g Mobile Platform Firmware, Snapdragon 865+ 5g Mobile Platform (sm8250 Ab) Firmware, Snapdragon 870 5g Mobile Platform (sm8250 Ac) Firmware, Snapdragon X55 5g Modem Rf System Firmware, Snapdragon Xr2 5g Platform Firmware, Sw5100 Firmware, Sw5100p Firmware, Sxr2130 Firmware, Sxr2230p Firmware, Sxr2250p Firmware, Wcd9380 Firmware, Wcd9385 Firmware, Wcn3980 Firmware, Wcn3988 Firmware, Wsa8810 Firmware, Wsa8815 Firmware, Wsa8830 Firmware, Wsa8832 Firmware, Wsa8835 Firmware

Qualcomm

29 products

Fastconnect 6800 Firmware

Fastconnect 6900 Firmware

Fastconnect 7800 Firmware

Snapdragon 8 Gen 1 Mobile Platform Firmware

Snapdragon 865 5g Mobile Platform Firmware

Snapdragon 865+ 5g Mobile Platform (sm8250 Ab) Firmware

Snapdragon 870 5g Mobile Platform (sm8250 Ac) Firmware

Snapdragon X55 5g Modem Rf System Firmware

Snapdragon Xr2 5g Platform Firmware

Configuration A

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Qualcomm Fastconnect 6800 Firmware	All versions

Running on/with	Platform Versions
Qualcomm Fastconnect 6800	All versions

Configuration B

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Qualcomm Fastconnect 6900 Firmware	All versions

Running on/with	Platform Versions
Qualcomm Fastconnect 6900	All versions

Configuration C

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Qualcomm Fastconnect 7800 Firmware	All versions

Running on/with	Platform Versions
Qualcomm Fastconnect 7800	All versions

Configuration D

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Qualcomm Qca6391 Firmware	All versions

Running on/with	Platform Versions
Qualcomm Qca6391	All versions

Configuration E

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Qualcomm Qca6426 Firmware	All versions

Running on/with	Platform Versions
Qualcomm Qca6426	All versions

Configuration F

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Qualcomm Qca6436 Firmware	All versions

Running on/with	Platform Versions
Qualcomm Qca6436	All versions

Configuration G

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Qualcomm Qsm8250 Firmware	All versions

Running on/with	Platform Versions
Qualcomm Qsm8250	All versions

Configuration H

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Qualcomm Sd865 5g Firmware	All versions

Running on/with	Platform Versions
Qualcomm Sd865 5g	All versions

Configuration I

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Qualcomm Sdx55 Firmware	All versions

Running on/with	Platform Versions
Qualcomm Sdx55	All versions

Configuration J

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Qualcomm Snapdragon 8 Gen 1 Mobile Platform Firmware	All versions

Running on/with	Platform Versions
Qualcomm Snapdragon 8 Gen 1 Mobile Platform	All versions

Configuration K

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Qualcomm Snapdragon 865 5g Mobile Platform Firmware	All versions

Running on/with	Platform Versions
Qualcomm Snapdragon 865 5g Mobile Platform	All versions

Configuration L

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Qualcomm Snapdragon 865+ 5g Mobile Platform (sm8250 Ab) Firmware	All versions

Running on/with	Platform Versions
Qualcomm Snapdragon 865+ 5g Mobile Platform (sm8250 Ab)	All versions

Configuration M

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Qualcomm Snapdragon 870 5g Mobile Platform (sm8250 Ac) Firmware	All versions

Running on/with	Platform Versions
Qualcomm Snapdragon 870 5g Mobile Platform (sm8250 Ac)	All versions

Configuration N

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Qualcomm Snapdragon X55 5g Modem Rf System Firmware	All versions

Running on/with	Platform Versions
Qualcomm Snapdragon X55 5g Modem Rf System	All versions

Configuration O

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Qualcomm Snapdragon Xr2 5g Platform Firmware	All versions

Running on/with	Platform Versions
Qualcomm Snapdragon Xr2 5g Platform	All versions

Configuration P

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Qualcomm Sw5100 Firmware	All versions

Running on/with	Platform Versions
Qualcomm Sw5100	All versions

Configuration Q

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Qualcomm Sw5100p Firmware	All versions

Running on/with	Platform Versions
Qualcomm Sw5100p	All versions

Configuration R

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Qualcomm Sxr2130 Firmware	All versions

Running on/with	Platform Versions
Qualcomm Sxr2130	All versions

Configuration S

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Qualcomm Sxr2230p Firmware	All versions

Running on/with	Platform Versions
Qualcomm Sxr2230p	All versions

Configuration T

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Qualcomm Sxr2250p Firmware	All versions

Running on/with	Platform Versions
Qualcomm Sxr2250p	All versions

Configuration U

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Qualcomm Wcd9380 Firmware	All versions

Running on/with	Platform Versions
Qualcomm Wcd9380	All versions

Configuration V

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Qualcomm Wcd9385 Firmware	All versions

Running on/with	Platform Versions
Qualcomm Wcd9385	All versions

Configuration W

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Qualcomm Wcn3980 Firmware	All versions

Running on/with	Platform Versions
Qualcomm Wcn3980	All versions

Configuration X

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Qualcomm Wcn3988 Firmware	All versions

Running on/with	Platform Versions
Qualcomm Wcn3988	All versions

Configuration Y

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Qualcomm Wsa8810 Firmware	All versions

Running on/with	Platform Versions
Qualcomm Wsa8810	All versions

Configuration Z

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Qualcomm Wsa8815 Firmware	All versions

Running on/with	Platform Versions
Qualcomm Wsa8815	All versions

Configuration A

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Qualcomm Wsa8830 Firmware	All versions

Running on/with	Platform Versions
Qualcomm Wsa8830	All versions

Configuration B

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Qualcomm Wsa8832 Firmware	All versions

Running on/with	Platform Versions
Qualcomm Wsa8832	All versions

Configuration C

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Qualcomm Wsa8835 Firmware	All versions

Running on/with	Platform Versions
Qualcomm Wsa8835	All versions

Related CWEs

CWE-367

Time-of-check Time-of-use (TOCTOU) Race Condition

The product checks the state of a resource before using that resource, but the resource's state can change between the check and the use in a way that invalidates the results of the check. This can cause the product to perform invalid actions when the resource is in an unexpected state.

References (1)

https://docs.qualcomm.com/product/publicresources/securitybulletin/august-2025-bulletin.html

Source: product-security@qualcomm.com

Vendor Advisory

Timeline

No history available yet.