wifi: iwlwifi: mei: check SAP message length before reading it

Summary

CVECVE-2026-93063
StatePUBLISHED
AssignerLinux
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-09-17 17:18:00 UTC
Updated2026-09-18 18:18:19 UTC
DescriptionIn the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: mei: check SAP message length before reading it Verify the SAP message size is not larger than the local buffer before reading the message to avoid buffer overflow.

Risk And Classification

Primary CVSS: v3.1 8.4 HIGH from 416baaa9-dc9f-4396-8d5f-8c081fb06d67

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

EPSS: 0.001900000 probability, percentile 0.089950000 (date 2026-09-18)


VersionSourceTypeScoreSeverityVector
3.1416baaa9-dc9f-4396-8d5f-8c081fb06d67Secondary8.4HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
3.1CNADECLARED8.4HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v3.1 Breakdown

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

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

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Linux Linux affected a29e442ee110aafdf7785fac6de44b22d3da43db a4034f1cc8a422cefc519290d8e6cfb7ff773586 git Not specified
CNA Linux Linux affected bcd68b3dbe78b7b0f7b6b55162cf1eff1e7fff9e b90ebae632318dc2e5cd4ac96e454ec50f705579 git Not specified
CNA Linux Linux affected bcd68b3dbe78b7b0f7b6b55162cf1eff1e7fff9e 9c6bea89a16815688a5240dd4a74c922a92fcdc3 git Not specified
CNA Linux Linux affected bcd68b3dbe78b7b0f7b6b55162cf1eff1e7fff9e 242125bbf19a2974d22f3d5025c9c14c0a4aea58 git Not specified
CNA Linux Linux affected bcd68b3dbe78b7b0f7b6b55162cf1eff1e7fff9e f7f770d12e6e928006f89a59291074e5fea82886 git Not specified
CNA Linux Linux affected bcd68b3dbe78b7b0f7b6b55162cf1eff1e7fff9e 7d8cc301bcba233f31b589a45f4c1c97f2bb90d6 git Not specified
CNA Linux Linux affected 9f71cebcac2148e68d0d67f113d0f9aabfcc7a2a git Not specified
CNA Linux Linux affected 6.1.2 6.1.188 semver Not specified
CNA Linux Linux affected 6.0.16 6.1 semver Not specified
CNA Linux Linux affected 6.2 Not specified
CNA Linux Linux unaffected 6.2 semver Not specified
CNA Linux Linux unaffected 6.1.188 6.1.* semver Not specified
CNA Linux Linux unaffected 6.6.157 6.6.* semver Not specified
CNA Linux Linux unaffected 6.12.110 6.12.* semver Not specified
CNA Linux Linux unaffected 6.18.52 6.18.* semver Not specified
CNA Linux Linux unaffected 7.2.6 7.2.* semver Not specified
CNA Linux Linux unaffected 7.3-rc1 * original_commit_for_fix Not specified

References

ReferenceSourceLinkTags
git.kernel.org/stable/c/b90ebae632318dc2e5cd4ac96e454ec50f705579 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/f7f770d12e6e928006f89a59291074e5fea82886 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/7d8cc301bcba233f31b589a45f4c1c97f2bb90d6 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/9c6bea89a16815688a5240dd4a74c922a92fcdc3 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/242125bbf19a2974d22f3d5025c9c14c0a4aea58 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/a4034f1cc8a422cefc519290d8e6cfb7ff773586 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
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