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CVE-2026-98709

🗓️ 18 Oct 2026 15:46:39Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov👁 5 Views

Use-after-free in Linux kernel wifi: mac80211 due to broad reservation counting.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
cvelist
Cvelist
CVE-2026-98709 wifi: mac80211: count only matching reservations in reserved switch
18 Oct 202615:46
–cvelist
debiancve
Debian CVE
CVE-2026-98709
18 Oct 202615:46
–debiancve
euvd
EUVD
EUVD-2026-103963
18 Oct 202615:46
–euvd
nvd
NVD
CVE-2026-98709
18 Oct 202616:17
–nvd
osv_azl
osv_azl
AZL-108881 CVE-2026-98709 affecting package kernel 6.6.157.1-1
18 Oct 202616:17
–osv_azl
osv_debian
osv_debian
DEBIAN-CVE-2026-98709
18 Oct 202617:47
–osv_debian
ptsecurity
Positive Technologies
PT-2026-116928
18 Oct 202600:00
–ptsecurity
ubuntucve
UbuntuCve
CVE-2026-98709
19 Oct 202600:00
–ubuntucve
nessus
Tenable Nessus
Linux Distros Unpatched Vulnerability : CVE-2026-98709
18 Oct 202600:00
–nessus
Vulners
CNA
Node
OR
linuxlinux_kernelRange3.17–6.12.113
linuxlinux_kernelRange6.13.0–6.18.56
linuxlinux_kernelRange6.19.0–7.2.10
linuxlinux_kernelRange7.3.0≥
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/mac80211/chan.c"
    ],
    "versions": [
      {
        "version": "5bcae31d9cb1ebfad3ad5a3eea04c8cdc329a04f",
        "lessThan": "d31f655e44631891788ca67018ec5e1ed1c7de86",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5bcae31d9cb1ebfad3ad5a3eea04c8cdc329a04f",
        "lessThan": "03525b632908b049f4d04cc8a71cdff2329589cf",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5bcae31d9cb1ebfad3ad5a3eea04c8cdc329a04f",
        "lessThan": "5cc54a000960bc88f8c58940164dca0e601ab39c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5bcae31d9cb1ebfad3ad5a3eea04c8cdc329a04f",
        "lessThan": "437f3727b4fd715266c296435c116288f82666fd",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/mac80211/chan.c"
    ],
    "versions": [
      {
        "version": "3.17",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "3.17",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.113",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.56",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2.10",
        "lessThanOrEqual": "7.2.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.3",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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19 Oct 2026 10:19Current
6.6Medium risk
Vulners AI Score6.6
EPSS0.00168
5