drm/amd/display: Check link_index before accessing dc->links[] (Linux Linux)

CVE-2024-46813
HIGH 7.8

At a glance

Source
NVD
EPSS
EPSS 0.26 % · percentile 17 ()
State
PUBLISHED
Published
Updated
Assigner
Linux
NVD status
Modified

Description

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.

Weaknesses (CWE)

  • CWE-129 — Improper Validation of Array Index

References

Scores

VersionScoreVectorScored by
CVSS 3.1HIGH 7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HLinux
CVSS 3.1HIGH 7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HNVD · 416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Secondary)
CVSS 3.1HIGH 7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HNVD · nvd@nist.gov (Primary)

European references

CERT-FR advisories

Affected configurations (NVD CPE)

Affected products

ProductVersions
Linux · Linuxaffected 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c < 8ad4c2cf6c1af18f556e5c591fb313b2982ddf60 ; affected 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c < 032c5407a608ac3b2a98bf4fbda27d12c20c5887 ; affected 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c < ac04759b4a002969cf0f1384f1b8bb2001cfa782 ; affected 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c < 8aa2864044b9d13e95fe224f32e808afbf79ecdf
Linux · Linuxaffected 4.15 ; unaffected 0 < 4.15 ; unaffected 6.1.191 ≤ 6.1.* ; unaffected 6.6.87 ≤ 6.6.* ; unaffected 6.10.9 ≤ 6.10.* ; unaffected 6.11 ≤ *

Sources

SourceLicence
CVE List (CVEProject cvelistV5)CVE Program Terms of Use
EPSS (FIRST.org)FIRST — attribution requested
ENISA EUVDENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feedsPublic domain — this product uses data from the NVD API but is not endorsed or certified by the NVD