What is CVE-2024-46821?

CVE-2024-46821 is a High severity Linux kernel vulnerability with a CVSS score of 7.8 out of 10, affecting Linux kernel versions from 5.3 onward and patched in 5.10.236, 5.15.180, 6.1.109 and others. CVE-2024-46821 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2024-46821?

CVE-2024-46821 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-2024-46821?

Yes, CVE-2024-46821 has been patched. Fixed versions include 5.10.236, 5.15.180, 6.1.109 and others. If you are running Linux kernel 5.3 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2024-46821 actively exploited?

CVE-2024-46821 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2024-46821

High

In the Linux kernel, the following vulnerability has been resolved: drm/amd/pm: Fix negative array index read Avoid using the negative values for clk_idex as an index into an array pptable->DpmDescriptor. V2: fix clk_index return check (Tim Huang)

Package Linux Kernel

Published 2024-09-27

Last modified 2026-05-05

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-129

CVE-2024-46821 is classified as CWE-129

See CWE-129 on MITRE CWE for full details on this weakness type.

Affected versions

Linux kernel versions 5.3 and later are affected. Fixed in 5.10.236, 5.15.180, 6.1.109, 6.6.50, 6.10.9, 6.11 and their respective stable series.

Affected from

≥ 5.3

Fixed in

✓ 5.10.236 5.10.x ✓ 5.15.180 5.15.x ✓ 6.1.109 6.1.x ✓ 6.6.50 6.6.x ✓ 6.10.9 6.10.x ✓ 6.11

References

The following references provide additional information about CVE-2024-46821 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/2025/01/msg00001.html

Mailing List Third Party Advisory
Debian Security
https://lists.debian.org/debian-lts-announce/2025/05/msg00030.html

Mailing List Third Party Advisory
Kernel patch commit
https://git.kernel.org/stable/c/06a3810010b525b9958424e344f0c25b09e128fa
Patch
Kernel patch commit
https://git.kernel.org/stable/c/4711b1347cb9f0c3083da6d87c624d75f9bd1d50
Patch
Kernel patch commit
https://git.kernel.org/stable/c/60f4a4bc3329e5cb8c4df0cc961f0d5ffd96e22d
Patch

6 patch commits total View all on NVD

Details

CVE ID CVE-2024-46821

Severity High

CVSS score 7.8 / 10

CVSS version 3.1

Published 2024-09-27

Modified 2026-05-05

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2024-46821?

CVE-2024-46821 is a High severity Linux kernel vulnerability with a CVSS score of 7.8 out of 10 . It affects Linux kernel versions from 5.3 onward and has been patched in 5.10.236, 5.15.180, 6.1.109 and others. CVE-2024-46821 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2024-46821?

CVE-2024-46821 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-2024-46821?

Yes — CVE-2024-46821 has been patched. Fixed versions include 5.10.236, 5.15.180, 6.1.109 and others. If you are running Linux kernel 5.3 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2024-46821 actively exploited?

No — CVE-2024-46821 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.