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CVE-2021-28971

nvd nist
Published: Mar 22, 2021Modified: Jun 17, 2026

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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

In intel_pmu_drain_pebs_nhm in arch/x86/events/intel/ds.c in the Linux kernel through 5.11.8 on some Haswell CPUs, userspace applications (such as perf-fuzzer) can cause a system crash because the PEBS status in a PEBS record is mishandled, aka CID-d88d05a9e0b6.

Affected (9)

Show all products
Linux: Linux Kernel · Fedoraproject: Fedora · Debian: Debian Linux · Netapp: Cloud Backup, Solidfire Baseboard Management Controller Firmware, Aff A250 Firmware, Aff 500f Firmware
Linux
1 product
Linux Kernel
Fedoraproject
1 product
Fedora
Debian
1 product
Debian Linux
Netapp
4 products
Cloud Backup
Solidfire Baseboard Management Controller Firmware
Aff A250 Firmware
Aff 500f Firmware
Configuration A
1 vulnerable
Vulnerable SoftwareAffected Versions
Linux Kernel
Up to 5.11.8
Configuration B
3 vulnerable
Vulnerable SoftwareAffected Versions
Fedoraproject
Fedora
Version 32
Fedora
Version 33
Fedora
Version 34
Configuration C
1 vulnerable
Vulnerable SoftwareAffected Versions
Debian Linux
Version 9.0
Configuration D
2 vulnerable
Vulnerable SoftwareAffected Versions
Cloud Backup
All versions
Solidfire Baseboard Management Controller Firmware
All versions
Configuration E
1 vulnerable · 1 platform
Vulnerable SoftwareAffected Versions
Aff A250 Firmware
All versions
Running on/withPlatform Versions
Netapp
Aff A250
All versions
Configuration F
1 vulnerable · 1 platform
Vulnerable SoftwareAffected Versions
Aff 500f Firmware
All versions
Running on/withPlatform Versions
Netapp
Aff 500f
All versions

Related CWEs

CWE-755
Improper Handling of Exceptional Conditions
The product does not handle or incorrectly handles an exceptional condition.

References (14)

Source: cve@mitre.org
Mailing ListPatchVendor Advisory
Source: cve@mitre.org
Mailing ListThird Party Advisory
Source: cve@mitre.org
Mailing ListThird Party Advisory
Source: cve@mitre.org
Source: cve@mitre.org
Source: cve@mitre.org
Source: cve@mitre.org
Third Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing ListPatchVendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing ListThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing ListThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory

Timeline

No history available yet.