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CVE-2026-90408 wifi: ath12k: fix overreads in ath12k_wmi_process_csa_switch_count_event()

🗓️ 17 Sep 2026 16:09:36Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 19 Views

Linux kernel ath12k out-of-bounds read in WMI CSA switch count event via num_vdevs.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-90408
17 Sep 202616:09
cve
debiancve
Debian CVE
CVE-2026-90408
17 Sep 202616:09
debiancve
euvd
EUVD
EUVD-2026-82069
17 Sep 202616:09
euvd
nvd
NVD
CVE-2026-90408
17 Sep 202617:17
nvd
osv
OSV
DEBIAN-CVE-2026-90408
17 Sep 202617:17
osv
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/net/wireless/ath/ath12k/wmi.c"
    ],
    "versions": [
      {
        "version": "d889913205cf7ebda905b1e62c5867ed4e39f6c2",
        "lessThan": "bf97c9d5123859a07848462539153176db029f3a",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d889913205cf7ebda905b1e62c5867ed4e39f6c2",
        "lessThan": "878654eb78c6aa0ff585baf1376567c775ca28ec",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/net/wireless/ath/ath12k/wmi.c"
    ],
    "versions": [
      {
        "version": "6.3",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.3",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2.6",
        "lessThanOrEqual": "7.2.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.3-rc1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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