What is CVE-2024-26736?

CVE-2024-26736 is a High severity Linux kernel vulnerability with a CVSS score of 7.8 out of 10, classified as a Out-of-bounds Write flaw (CWE-787), affecting Linux kernel versions from 4.15 onward and patched in 5.4.270, 5.10.211, 5.15.150 and others. CVE-2024-26736 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2024-26736?

CVE-2024-26736 has a CVSS score of 7.8 out of 10, rated High severity. The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Is there a patch available for CVE-2024-26736?

Yes, CVE-2024-26736 has been patched. Fixed versions include 5.4.270, 5.10.211, 5.15.150 and others. If you are running Linux kernel 4.15 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2024-26736 actively exploited?

CVE-2024-26736 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Out-of-bounds Write (CWE-787)?

The product writes data past the end or before the beginning of the intended buffer. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/787.html

CVE-2024-26736

High

In the Linux kernel, the following vulnerability has been resolved: afs: Increase buffer size in afs_update_volume_status() The max length of volume->vid value is 20 characters. So increase idbuf[] size up to 24 to avoid overflow. Found by Linux Verification Center (linuxtesting.org) with SVACE. [DH: Actually, it's 20 + NUL, so increase it to 24 and use snprintf()]

Package Linux Kernel

Published 2024-04-03

Last modified 2025-03-17

CVSS version 3.1

Patch available

Yes

CVSS 3.1 score

7.8

out of 10

High

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Vector string

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

Weakness type

CWE-787

CVE-2024-26736 is a Out-of-bounds Write vulnerability

What is Out-of-bounds Write?

The product writes data past the end or before the beginning of the intended buffer. Learn more on MITRE CWE

Affected versions

Linux kernel versions 4.15 and later are affected. Fixed in 5.4.270, 5.10.211, 5.15.150, 6.1.80, 6.6.19, 6.7.7, 6.8 and their respective stable series.

Affected from

≥ 4.15

Fixed in

✓ 5.4.270 5.4.x ✓ 5.10.211 5.10.x ✓ 5.15.150 5.15.x ✓ 6.1.80 6.1.x ✓ 6.6.19 6.6.x ✓ 6.7.7 6.7.x ✓ 6.8

References

8 total

Kernel Git
https://git.kernel.org/stable/c/5c27d85a69fa16a08813ba37ddfb4bbc9a1ed6b5

Patch
Kernel Git
https://git.kernel.org/stable/c/6e6065dd25b661420fac19c34282b6c626fcd35e

Patch
Kernel Git
https://git.kernel.org/stable/c/6ea38e2aeb72349cad50e38899b0ba6fbcb2af3d

Patch
Kernel Git
https://git.kernel.org/stable/c/d34a5e57632bb5ff825196ddd9a48ca403626dfa

Patch
Kernel Git
https://git.kernel.org/stable/c/d9b5e2b7a8196850383c70d099bfd39e81ab6637

Patch

Showing 5 of 8 references View all on NVD

Details

CVE ID CVE-2024-26736

Severity High

CVSS score 7.8 / 10

CVSS version 3.1

Published 2024-04-03

Modified 2025-03-17

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2024-26736?

CVE-2024-26736 is a High severity Linux kernel vulnerability with a CVSS score of 7.8 out of 10 , classified as an Out-of-bounds Write flaw (CWE-787) . It affects Linux kernel versions from 4.15 onward and has been patched in 5.4.270, 5.10.211, 5.15.150 and others. CVE-2024-26736 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2024-26736?

CVE-2024-26736 has a CVSS score of 7.8 out of 10, rated High severity (CVSS 3.1). The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Is there a patch available for CVE-2024-26736?

Yes. CVE-2024-26736 has been patched. Fixed versions include 5.4.270, 5.10.211, 5.15.150 and others. If you are running Linux kernel 4.15 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2024-26736 actively exploited?

No. CVE-2024-26736 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.