What is CVE-2024-56763?

CVE-2024-56763 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10, affecting Linux kernel versions from 2.6.29 onward and patched in 5.10.233, 5.15.176, 6.1.123 and others. CVE-2024-56763 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2024-56763?

CVE-2024-56763 has a CVSS score of 5.5 out of 10, rated Medium severity. The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Is there a patch available for CVE-2024-56763?

Yes, CVE-2024-56763 has been patched. Fixed versions include 5.10.233, 5.15.176, 6.1.123 and others. If you are running Linux kernel 2.6.29 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2024-56763 actively exploited?

CVE-2024-56763 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2024-56763

Medium

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.

Package Linux Kernel

Published 2025-01-06

Last modified 2025-11-03

CVSS version 3.1

Patch available

Yes

CVSS 3.1 score

5.5

out of 10

Medium

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

High

Vector string

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

Affected versions

Linux kernel versions 2.6.29 and later are affected. Fixed in 5.10.233, 5.15.176, 6.1.123, 6.6.69, 6.12.8, 6.13 and their respective stable series.

Affected from

≥ 2.6.29

Fixed in

✓ 5.10.233 5.10.x ✓ 5.15.176 5.15.x ✓ 6.1.123 6.1.x ✓ 6.6.69 6.6.x ✓ 6.12.8 6.12.x ✓ 6.13

References

The following references provide additional information about CVE-2024-56763 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Debian Security
https://lists.debian.org/debian-lts-announce/2025/03/msg00001.html
Debian Security
https://lists.debian.org/debian-lts-announce/2025/03/msg00002.html
Kernel patch commit
https://git.kernel.org/stable/c/03041e474a6a8f1bfd4b96b164bb3165c48fa1a3
Patch
Kernel patch commit
https://git.kernel.org/stable/c/1cca920af19df5dd91254e5ff35e68e911683706
Patch
Kernel patch commit
https://git.kernel.org/stable/c/2558d753df0628d4187d8e1fd989339460f4f364
Patch

6 patch commits total View all on NVD

Details

CVE ID CVE-2024-56763

Severity Medium

CVSS score 5.5 / 10

CVSS version 3.1

Published 2025-01-06

Modified 2025-11-03

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2024-56763?

CVE-2024-56763 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10 . It affects Linux kernel versions from 2.6.29 onward and has been patched in 5.10.233, 5.15.176, 6.1.123 and others. CVE-2024-56763 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2024-56763?

CVE-2024-56763 has a CVSS score of 5.5 out of 10, rated Medium severity (CVSS 3.1). The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
Is there a patch available for CVE-2024-56763?

Yes — CVE-2024-56763 has been patched. Fixed versions include 5.10.233, 5.15.176, 6.1.123 and others. If you are running Linux kernel 2.6.29 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2024-56763 actively exploited?

No — CVE-2024-56763 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.