CVE-2024-56763

tracing: Prevent bad count for tracing_cpumask_write

MEDIUM

5.5

CVSS Score

Published: January 6, 2025 at 04:20 PM UTC

Updated: June 17, 2026 at 08:12 AM UTC

1 product affected across 1 vendorLinux Kernel

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Severity

MEDIUM5.5

Exploit prediction

EPSS 0.2%

Description

In the Linux kernel, the following vulnerability has been resolved: tracing: Prevent bad count for tracing_cpumask_write If a large count is provided, it will trigger a warning in bitmap_parse_user. Also check zero for it.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Linux Kernel · Linux

95%

2.6.29 ≤ v < 5.10.2332.6.29 ≤ v < 5.15.1762.6.29 ≤ v < 6.1.1232.6.29 ≤ v < 6.12.82.6.29 ≤ v < 6.132.6.29 ≤ v < 6.6.696.2 ≤ v < 6.6.696.7 ≤ v < 6.12.86.13 rc1 6.13 rc2 6.13 rc3 6.13 rc49e01c1b74c9531e301c900edaa92a99fcb7738f2

Vendor states this is fixed in 03041e474a6a8f1bfd4b96b164bb3165c48fa1a3 (fixed)

Vendor states this is fixed in 1cca920af19df5dd91254e5ff35e68e911683706 (fixed)

Vendor states this is fixed in 2558d753df0628d4187d8e1fd989339460f4f364 (fixed)

Vendor states this is fixed in 3d15f4c2449558ffe83b4dba30614ef1cd6937c3 (fixed)

Vendor states this is fixed in 98feccbf32cfdde8c722bc4587aaa60ee5ac33f0 (fixed)

Vendor states this is fixed in f60172b447317cb6c5e74b5601a151866269baf6 (fixed)

Vendor states this is fixed in 2.6.29 (unaffected)

Vendor states this is fixed in 5.10.233 (unaffected)

Vendor states this is fixed in 5.15.176 (unaffected)

Vendor states this is fixed in 6.1.123 (unaffected)

Vendor states this is fixed in 6.12.8 (unaffected)

Vendor states this is fixed in 6.13 (unaffected)