drm/amd/display: Avoid overflow from uint32_t to uint8_t

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2024-47661
StatePUBLISHED
AssignerLinux
Source PriorityCVE Program / NVD first with legacy fallback
Published2024-10-09 15:15:15 UTC
Updated2026-10-30 13:17:37 UTC
DescriptionIn the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Avoid overflow from uint32_t to uint8_t [WHAT & HOW] dmub_rb_cmd's ramping_boundary has size of uint8_t and it is assigned 0xFFFF. Fix it by changing it to uint8_t with value of 0xFF. This fixes 2 INTEGER_OVERFLOW issues reported by Coverity.

Risk And Classification

Primary CVSS: v3.1 5.5 MEDIUM from [email protected]

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

EPSS: 0.002530000 probability, percentile 0.168120000 (date 2026-10-30)

Problem Types: CWE-190

CVSS v3.1 Breakdown

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

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/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 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c 1f95056cae7bded5614ecda415af1d6d4428494e git Not specified
CNA Linux Linux affected 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c 6fc6ef4cd858a45479fed881e326d2449a2c9e51 git Not specified
CNA Linux Linux affected 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c 30d1b783b6eeaf49d311a072c70d618d993d01ec git Not specified
CNA Linux Linux affected 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c d6b54900c564e35989cf6813e4071504fa0a90e0 git Not specified
CNA Linux Linux affected 4.15 Not specified
CNA Linux Linux unaffected 4.15 semver Not specified
CNA Linux Linux unaffected 6.1.191 6.1.* semver Not specified
CNA Linux Linux unaffected 6.6.160 6.6.* semver Not specified
CNA Linux Linux unaffected 6.10.9 6.10.* semver Not specified
CNA Linux Linux unaffected 6.11 * original_commit_for_fix Not specified

References

ReferenceSourceLinkTags
git.kernel.org/stable/c/d6b54900c564e35989cf6813e4071504fa0a90e0 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/1f95056cae7bded5614ecda415af1d6d4428494e 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/30d1b783b6eeaf49d311a072c70d618d993d01ec 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/6fc6ef4cd858a45479fed881e326d2449a2c9e51 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
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