drm/msm: Fix iommu_map_sgtable() return value check and avoid WARN

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-64153
StatePUBLISHED
AssignerLinux
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-07-19 16:17:57 UTC
Updated2026-08-17 17:10:32 UTC
DescriptionIn the Linux kernel, the following vulnerability has been resolved: drm/msm: Fix iommu_map_sgtable() return value check and avoid WARN Commit "iommu: return full error code from iommu_map_sg[_atomic]()" changed iommu_map_sgtable() to return an ssize_t and negative values in error cases, rather than a size_t and a zero. Store the return value in the appropriate type and in case of error, return it rather than WARNing. Patchwork: https://patchwork.freedesktop.org/patch/719685/

Risk And Classification

Primary CVSS: v3.1 8.8 HIGH from 416baaa9-dc9f-4396-8d5f-8c081fb06d67

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

EPSS: 0.001390000 probability, percentile 0.036950000 (date 2026-08-02)

Problem Types: NVD-CWE-noinfo

VersionSourceTypeScoreSeverityVector
3.1416baaa9-dc9f-4396-8d5f-8c081fb06d67Secondary8.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
3.1CNADECLARED8.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

CVSS v3.1 Breakdown

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

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/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 ad8f36e4b6b1c826a0daa5fda2c5839205b5aa8b 3c2cdb7c07f664b77e2a75b50793b845d5742efa git Not specified
CNA Linux Linux affected ad8f36e4b6b1c826a0daa5fda2c5839205b5aa8b 3e3c3c95ef4fe17231a9149e27bcfc9dae2dd89f git Not specified
CNA Linux Linux affected ad8f36e4b6b1c826a0daa5fda2c5839205b5aa8b 7256e54583aee21e23929e7554278c2f5c1a08b1 git Not specified
CNA Linux Linux affected ad8f36e4b6b1c826a0daa5fda2c5839205b5aa8b 3457807aeb88077712f0a7cb65c3ca5120773d75 git Not specified
CNA Linux Linux affected ad8f36e4b6b1c826a0daa5fda2c5839205b5aa8b f4e37f3df436c2bdd2621c21f9c72c8f149a221d git Not specified
CNA Linux Linux affected ad8f36e4b6b1c826a0daa5fda2c5839205b5aa8b 3a45af37733446e114bf19b0209fe7d8089bdb8b git Not specified
CNA Linux Linux affected ad8f36e4b6b1c826a0daa5fda2c5839205b5aa8b 55e0f0d1c1a4ee1e46da7da4d443eb3044fb3851 git Not specified
CNA Linux Linux affected 5.15 Not specified
CNA Linux Linux unaffected 5.15 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 6.6.142 6.6.* semver Not specified
CNA Linux Linux unaffected 6.12.92 6.12.* semver Not specified
CNA Linux Linux unaffected 6.18.34 6.18.* semver Not specified
CNA Linux Linux unaffected 7.0.11 7.0.* semver Not specified
CNA Linux Linux unaffected 7.1 * original_commit_for_fix Not specified

References

ReferenceSourceLinkTags
git.kernel.org/stable/c/3457807aeb88077712f0a7cb65c3ca5120773d75 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/3a45af37733446e114bf19b0209fe7d8089bdb8b 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/7256e54583aee21e23929e7554278c2f5c1a08b1 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/3e3c3c95ef4fe17231a9149e27bcfc9dae2dd89f 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/55e0f0d1c1a4ee1e46da7da4d443eb3044fb3851 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/f4e37f3df436c2bdd2621c21f9c72c8f149a221d 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/3c2cdb7c07f664b77e2a75b50793b845d5742efa 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
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