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CVE-2026-80977 net: skbuff: don't touch shared zerocopy state in skb_tx_error()

🗓️ 11 Sep 2026 19:42:38Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 39 Views

Linux kernel skb_tx_error() clears shared zerocopy state on cloned skbs causing use-after-free.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cbl_mariner
CBLMariner
CVE-2026-80977 affecting package kernel for versions less than 6.6.157.1-1
1 Oct 202604:01
–cbl_mariner
circl
Circl
CVE-2026-80977
23 Sep 202604:24
–circl
cve
CVE
CVE-2026-80977
11 Sep 202619:42
–cve
debian
Debian
[SECURITY] [DSA 6528-1] linux security update
29 Sep 202609:49
–debian
debiancve
Debian CVE
CVE-2026-80977
11 Sep 202619:42
–debiancve
nessus
Tenable Nessus
Debian dsa-6528 : ata-modules-6.12.111+deb13-armmp-di - security update
29 Sep 202600:00
–nessus
nessus
Tenable Nessus
Linux Distros Unpatched Vulnerability : CVE-2026-80977
12 Sep 202600:00
–nessus
euvd
EUVD
EUVD-2026-76300
11 Sep 202619:42
–euvd
mscve
Microsoft CVE
net: skbuff: don't touch shared zerocopy state in skb_tx_error()
13 Sep 202608:10
–mscve
nvd
NVD
CVE-2026-80977
11 Sep 202620:19
–nvd
Rows per page
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/core/skbuff.c"
    ],
    "versions": [
      {
        "version": "25121173f7b1e4ac3fc692df6e7b8c52ec36abba",
        "lessThan": "6493165034bca14033bf49c9cec7b45e97a91497",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "25121173f7b1e4ac3fc692df6e7b8c52ec36abba",
        "lessThan": "b4452349dcf4d561e13be768d5d278de58248930",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "25121173f7b1e4ac3fc692df6e7b8c52ec36abba",
        "lessThan": "363c4252ffc473a0203e91b83ede5519dfb8bd07",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "25121173f7b1e4ac3fc692df6e7b8c52ec36abba",
        "lessThan": "6ec22afc82a3cae07ade0a6ec361ae2532128ff5",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "25121173f7b1e4ac3fc692df6e7b8c52ec36abba",
        "lessThan": "15aa81b390d401abf4b8211042470e9e92e3b7fb",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "25121173f7b1e4ac3fc692df6e7b8c52ec36abba",
        "lessThan": "288f9970670841044ab030104fa6b6ed159949d0",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "25121173f7b1e4ac3fc692df6e7b8c52ec36abba",
        "lessThan": "0370da114a9bc044e248b85c6809d1b5e0c1f7f9",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "25121173f7b1e4ac3fc692df6e7b8c52ec36abba",
        "lessThan": "f66bdb1cc0fcd227a062378f8be0b5873aa5600a",
        "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/core/skbuff.c"
    ],
    "versions": [
      {
        "version": "3.8",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "3.8",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.270",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.221",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.188",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.157",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.109",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.50",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2.4",
        "lessThanOrEqual": "7.2.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.3-rc1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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