Review reviewHigh

CVE-2024-46813

Linux Linux, linux kernel

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Check link_index before accessing dc->links[] [WHY & HOW] dc->links[] has max size of MAX_LINKS and NULL is return when trying to access with out-of-bound index. This fixes 3 OVERRUN and 1 RESOURCE_LEAK issues reported by Coverity.

CVSS
7.8
EPSS
-
- percentile
CISA KEV
Not listed
Published
2024.09.27
PRIORITY ASSESSMENT

Review review

The CVSS severity warrants an early asset and exposure review.

Known exploitationNot established by KEV
Exploit probability-
Technical severityCVSS 7.8

Vulnerability overview

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Check link_index before accessing dc->links[] [WHY & HOW] dc->links[] has max size of MAX_LINKS and NULL is return when trying to access with out-of-bound index. This fixes 3 OVERRUN and 1 RESOURCE_LEAK issues reported by Coverity.

Affected product and versions

Product
Linux Linux, linux kernel
Affected versions
>= 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c < 032c5407a608ac3b2a98bf4fbda27d12c20c5887, >= 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c < ac04759b4a002969cf0f1384f1b8bb2001cfa782, >= 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c < 8aa2864044b9d13e95fe224f32e808afbf79ecdf, >= 4.15, < 6.6.87, >= 6.7 < 6.10.9
Fixed versions
6.6.87, 6.10.9

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide
  1. 1
    Identify

    Confirm that Linux Linux, linux kernel and an affected version are present.

  2. 2
    Prioritize

    Combine exploitation signals with asset exposure and business criticality.

  3. 3
    Remediate

    Follow the vendor advisory or supported update path and preserve rollback options.

  4. 4
    Verify

    Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE
CWE-129
CVE-2024-46813 — Linux Linux, linux kernel | SECUFOCUS NOW