drm/amd/display: Check null-initialized variables (Linux Linux)

CVE-2024-49898
MEDIUM 5.5

At a glance

Source
NVD
EPSS
EPSS 0.24 % · percentile 15 ()
State
PUBLISHED
Published
Updated
Assigner
Linux
NVD status
Modified

Description

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Check null-initialized variables [WHAT & HOW] drr_timing and subvp_pipe are initialized to null and they are not always assigned new values. It is necessary to check for null before dereferencing. This fixes 2 FORWARD_NULL issues reported by Coverity.

Weaknesses (CWE)

  • CWE-476 — NULL Pointer Dereference

References

Scores

VersionScoreVectorScored by
CVSS 3.1MEDIUM 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HNVD · nvd@nist.gov (Primary)

European references

CERT-FR advisories

Affected configurations (NVD CPE)

Affected products

ProductVersions
Linux · Linuxaffected 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c < 26d262b79a3587aaa84368586a55e9026c67841b ; affected 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c < c3a3b6d9a9383e3c1a4a08878ba5046e68647595 ; affected 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c < 3fc70ae048fe0936761b73b50700a810ff61e853 ; affected 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c < 115b1a3b0944b4d8ef0b4b0c5a625bdd9474131f ; affected 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c < 367cd9ceba1933b63bc1d87d967baf6d9fd241d2
Linux · Linuxaffected 4.15 ; unaffected 0 < 4.15 ; unaffected 6.1.120 ≤ 6.1.* ; unaffected 6.6.64 ≤ 6.6.* ; unaffected 6.10.14 ≤ 6.10.* ; unaffected 6.11.3 ≤ 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