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CVE-2026-97609 netfilter: cttimeout: prevent UAF during module unload

🗓️ 25 Sep 2026 10:22:19Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 41 Views

Use-after-free in Linux kernel netfilter cttimeout during module unload.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-97609
25 Sep 202610:22
–cve
debian
Debian
[SECURITY] [DSA 6568-1] linux security update
16 Oct 202613:39
–debian
debiancve
Debian CVE
CVE-2026-97609
25 Sep 202610:22
–debiancve
euvd
EUVD
EUVD-2026-86740
25 Sep 202610:22
–euvd
mscve
Microsoft CVE
netfilter: cttimeout: prevent UAF during module unload
28 Sep 202606:12
–mscve
nvd
NVD
CVE-2026-97609
25 Sep 202611:17
–nvd
osv_azl
osv_azl
AZL-104849 CVE-2026-97609 affecting package kernel 6.6.157.1-1
25 Sep 202611:17
–osv_azl
osv_bell
osv_bell
BELL-CVE-2026-97609
29 Sep 202606:08
–osv_bell
osv_debian
osv_debian
DEBIAN-CVE-2026-97609
25 Sep 202611:17
–osv_debian
osv_opensuse
osv_opensuse
OPENSUSE-SU-2026:12074-1 kernel-devel-7.2.9-1.1 on GA media
7 Oct 202600:00
–osv_opensuse
Rows per page
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/netfilter/nfnetlink_cttimeout.c"
    ],
    "versions": [
      {
        "version": "ebfbe67568a734a449203097b02c4ab884257535",
        "lessThan": "73f353bec62509c776184e49a031c6145cec0d05",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ebfbe67568a734a449203097b02c4ab884257535",
        "lessThan": "a7fdd86c386b7f7cc72a126389c2cdb55d035221",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ebfbe67568a734a449203097b02c4ab884257535",
        "lessThan": "1f69c570a73f2dedf75ea5166d47622d5fa958c1",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ebfbe67568a734a449203097b02c4ab884257535",
        "lessThan": "fec9b1de0d02de8dafa3cc344bcb91cf28660643",
        "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/netfilter/nfnetlink_cttimeout.c"
    ],
    "versions": [
      {
        "version": "5.13",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.13",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.112",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.53",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2.7",
        "lessThanOrEqual": "7.2.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.3-rc3",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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