wifi: cfg80211: enforce HE/EHT cap/oper consistency

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-53257
StatePUBLISHED
AssignerLinux
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-06-25 09:16:43 UTC
Updated2026-07-08 16:40:58 UTC
DescriptionIn the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: enforce HE/EHT cap/oper consistency Xiang Mei reports that mac80211 could crash if eht_cap is set but eht_oper isn't. Rather than fixing that for the individual user(s), enforce that both HE/EHT have consistent elements.

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: 0.001040000 probability, percentile 0.012470000 (date 2026-07-10)

Problem Types: NVD-CWE-noinfo

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
Operating System Linux Linux Kernel 7.1 rc1 All All
Operating System Linux Linux Kernel 7.1 rc2 All All
Operating System Linux Linux Kernel 7.1 rc3 All All
Operating System Linux Linux Kernel 7.1 rc4 All All
Operating System Linux Linux Kernel 7.1 rc5 All All
Operating System Linux Linux Kernel 7.1 rc6 All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Linux Linux affected 22c64f37e1d4e757b0073a72f1439c2c3509c5cb 0f5e9ddd7e8e7758771a63cdd498a2007dc8da7a git Not specified
CNA Linux Linux affected 22c64f37e1d4e757b0073a72f1439c2c3509c5cb cb9959ab5f99611d27a06586add84811fe8102dc git Not specified
CNA Linux Linux affected 6.16 Not specified
CNA Linux Linux unaffected 6.16 semver Not specified
CNA Linux Linux unaffected 7.0.13 7.0.* semver Not specified
CNA Linux Linux unaffected 7.1 * original_commit_for_fix Not specified

References

ReferenceSourceLinkTags
git.kernel.org/stable/c/0f5e9ddd7e8e7758771a63cdd498a2007dc8da7a 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/cb9959ab5f99611d27a06586add84811fe8102dc 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
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