What is CVE-2024-26655?

CVE-2024-26655 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10, classified as a Memory Leak flaw (CWE-401), affecting Linux kernel versions from 6.7 onward and patched in 6.7.12, 6.8.3 and 6.9. CVE-2024-26655 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2024-26655?

CVE-2024-26655 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-2024-26655?

Yes, CVE-2024-26655 has been patched. Fixed versions include 6.7.12, 6.8.3 and 6.9. If you are running Linux kernel 6.7 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2024-26655 actively exploited?

CVE-2024-26655 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Memory Leak (CWE-401)?

The product does not release memory after use, causing gradual resource exhaustion. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/401.html

CVE-2024-26655

Medium

In the Linux kernel, the following vulnerability has been resolved: Fix memory leak in posix_clock_open() If the clk ops.open() function returns an error, we don't release the pccontext we allocated for this clock. Re-organize the code slightly to make it all more obvious.

Package Linux Kernel

Published 2024-04-01

Last modified 2026-03-17

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

Weakness type

CWE-401

CVE-2024-26655 is a Memory Leak vulnerability

What is Memory Leak?

The product does not release memory after use, causing gradual resource exhaustion. Learn more on MITRE CWE

Affected versions

Linux kernel versions 6.7 and later are affected. Fixed in 6.7.12, 6.8.3, 6.9 and their respective stable series.

Affected from

≥ 6.7

Fixed in

✓ 6.7.12 6.7.x ✓ 6.8.3 6.8.x ✓ 6.9

References

7 total

Kernel Git
https://git.kernel.org/stable/c/0200dd7ed2335469955d7e69cc1a6fa7df1f3847

Patch
Kernel Git
https://git.kernel.org/stable/c/375abf52353ca5e1a2e5f763629a870f91d0c38a

Patch
Kernel Git
https://git.kernel.org/stable/c/5b4cdd9c5676559b8a7c944ac5269b914b8c0bb8

Patch
Kernel Git
https://git.kernel.org/stable/c/62a5adf57b56ee94075c889abea518b9dc66895d

Patch
Kernel Git
https://git.kernel.org/stable/c/a88649b49523e8cbe95254440d803e38c19d2341

Patch

Showing 5 of 7 references View all on NVD

Details

CVE ID CVE-2024-26655

Severity Medium

CVSS score 5.5 / 10

CVSS version 3.1

Published 2024-04-01

Modified 2026-03-17

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2024-26655?

CVE-2024-26655 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10 , classified as a Memory Leak flaw (CWE-401) . It affects Linux kernel versions from 6.7 onward and has been patched in 6.7.12, 6.8.3 and 6.9. CVE-2024-26655 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2024-26655?

CVE-2024-26655 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-2024-26655?

Yes. CVE-2024-26655 has been patched. Fixed versions include 6.7.12, 6.8.3 and 6.9. If you are running Linux kernel 6.7 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2024-26655 actively exploited?

No. CVE-2024-26655 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.