What is CVE-2022-48979?

CVE-2022-48979 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10, affecting Linux kernel versions from 4.15 onward and patched in 6.0.13 and 6.1. CVE-2022-48979 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2022-48979?

CVE-2022-48979 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-2022-48979?

Yes, CVE-2022-48979 has been patched. Fixed versions include 6.0.13 and 6.1. 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-2022-48979 actively exploited?

CVE-2022-48979 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2022-48979

Medium

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: fix array index out of bound error in DCN32 DML [Why&How] LinkCapacitySupport array is indexed with the number of voltage states and not the number of max DPPs. Fix the error by changing the array declaration to use the correct (larger) array size of total number of voltage states.

Package Linux Kernel

Published 2024-10-21

Last modified 2024-10-25

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-129

CVE-2022-48979 is classified as CWE-129

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

Affected versions

Linux kernel versions 4.15 and later are affected. Fixed in 6.0.13, 6.1 and their respective stable series.

Affected from

≥ 4.15

Fixed in

✓ 6.0.13 6.0.x ✓ 6.1

References

The following references provide additional information about CVE-2022-48979 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Kernel patch commit
https://git.kernel.org/stable/c/3d8a298b2e83b98042e6ec726e934f535b23e6aa
Patch
Kernel patch commit
https://git.kernel.org/stable/c/aeffc8fb2174f017a10df114bc312f899904dc68
Patch

Details

CVE ID CVE-2022-48979

Severity Medium

CVSS score 5.5 / 10

CVSS version 3.1

Published 2024-10-21

Modified 2024-10-25

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2022-48979?

CVE-2022-48979 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10 . It affects Linux kernel versions from 4.15 onward and has been patched in 6.0.13 and 6.1. CVE-2022-48979 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2022-48979?

CVE-2022-48979 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-2022-48979?

Yes — CVE-2022-48979 has been patched. Fixed versions include 6.0.13 and 6.1. 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-2022-48979 actively exploited?

No — CVE-2022-48979 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.