drm/amdgpu/vcn3: Prevent OOB reads when parsing dec msg

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-46230
StatePUBLISHED
AssignerLinux
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-05-28 10:16:38 UTC
Updated2026-06-10 21:12:12 UTC
DescriptionIn the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/vcn3: Prevent OOB reads when parsing dec msg Check bounds against the end of the BO whenever we access the msg.

Risk And Classification

Primary CVSS: v3.1 7.1 HIGH from 416baaa9-dc9f-4396-8d5f-8c081fb06d67

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

EPSS: 0.000130000 probability, percentile 0.024910000 (date 2026-06-04)

Problem Types: CWE-125

VersionSourceTypeScoreSeverityVector
3.1416baaa9-dc9f-4396-8d5f-8c081fb06d67Secondary7.1HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
3.1CNADECLARED7.1HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

CVSS v3.1 Breakdown

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
High

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Linux Linux Kernel All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Linux Linux affected 87cc7f9ebf7ce10f82250002d667ef3e93a79d44 f55552adb100eb54a6e6dabff4fbdc8679bd3fa0 git Not specified
CNA Linux Linux affected 87cc7f9ebf7ce10f82250002d667ef3e93a79d44 82c535eff05490c71153af57de9fe85502fcb5d5 git Not specified
CNA Linux Linux affected 87cc7f9ebf7ce10f82250002d667ef3e93a79d44 638d3e0b9eb77aa53fdd60e2b928761d16ba76fa git Not specified
CNA Linux Linux affected 87cc7f9ebf7ce10f82250002d667ef3e93a79d44 870c8738c3774336baedddd0240951d078a703b8 git Not specified
CNA Linux Linux affected 87cc7f9ebf7ce10f82250002d667ef3e93a79d44 638e48ee39d0f2af9336f917a6f5d6692dd64d93 git Not specified
CNA Linux Linux affected 87cc7f9ebf7ce10f82250002d667ef3e93a79d44 e382e0b81a3e7bd21504fee1d01ae8b08f84d3a7 git Not specified
CNA Linux Linux affected 87cc7f9ebf7ce10f82250002d667ef3e93a79d44 b193019860d61e92da395eae2011f2f6716b182f git Not specified
CNA Linux Linux affected 5.13 Not specified
CNA Linux Linux unaffected 5.13 semver Not specified
CNA Linux Linux unaffected 5.15.209 5.15.* semver Not specified
CNA Linux Linux unaffected 6.1.175 6.1.* semver Not specified
CNA Linux Linux unaffected 6.6.140 6.6.* semver Not specified
CNA Linux Linux unaffected 6.12.90 6.12.* semver Not specified
CNA Linux Linux unaffected 6.18.32 6.18.* semver Not specified
CNA Linux Linux unaffected 7.0.9 7.0.* semver Not specified
CNA Linux Linux unaffected 7.1-rc1 * original_commit_for_fix Not specified

References

ReferenceSourceLinkTags
git.kernel.org/stable/c/638d3e0b9eb77aa53fdd60e2b928761d16ba76fa 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/870c8738c3774336baedddd0240951d078a703b8 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/f55552adb100eb54a6e6dabff4fbdc8679bd3fa0 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/82c535eff05490c71153af57de9fe85502fcb5d5 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/b193019860d61e92da395eae2011f2f6716b182f 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/638e48ee39d0f2af9336f917a6f5d6692dd64d93 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/e382e0b81a3e7bd21504fee1d01ae8b08f84d3a7 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
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