CVE-2026-46199

drm/amdgpu/vcn4: Prevent OOB reads when parsing dec msg

At a glance

Severity
HIGH 7.1
EPSS
EPSS 0.13 % · percentile 3 (2026-10-27)
State
PUBLISHED
Published
Updated
Assigner
Linux
NVD status
Modified

Description

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/vcn4: Prevent OOB reads when parsing dec msg Check bounds against the end of the BO whenever we access the msg.

Scores

VersionScoreVectorScored by
CVSS 3.1HIGH 7.1CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:HLinux
CVSS 3.1HIGH 7.1CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:HNVD · 416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Secondary)

Weaknesses (CWE)

European references

CERT-FR advisories

Affected configurations (NVD CPE)

Affected products

ProductVersions
Linux · Linuxaffected 87cc7f9ebf7ce10f82250002d667ef3e93a79d44 < 88411caee8f576d6b5abf6531232fcc0ce756dc5 ; affected 87cc7f9ebf7ce10f82250002d667ef3e93a79d44 < c72a8b4dc6d598e3831ef3abd9c6527dfbf4810e ; affected 87cc7f9ebf7ce10f82250002d667ef3e93a79d44 < 7688143ca62edeecacb3ba0a2cea129dbd262a18 ; affected 87cc7f9ebf7ce10f82250002d667ef3e93a79d44 < 63b51e8a9d54317d31cc3856c1e12407070d5fc2 ; affected 87cc7f9ebf7ce10f82250002d667ef3e93a79d44 < 3c817a60b09eaab926e475088e750936efcc95ae ; affected 87cc7f9ebf7ce10f82250002d667ef3e93a79d44 < 0a78f2bac1424deb7c9d5e09c6b8e849d8e8b648
Linux · Linuxaffected 5.13 ; unaffected 0 < 5.13 ; unaffected 6.1.175 ≤ 6.1.* ; unaffected 6.6.140 ≤ 6.6.* ; unaffected 6.12.90 ≤ 6.12.* ; unaffected 6.18.32 ≤ 6.18.*

References

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