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CVE-2026-89783 xfrm6: fix out-of-bounds write in xfrm6_input_addr() when secpath is full

🗓️ 16 Sep 2026 08:48:21Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 20 Views

Out-of-bounds write in Linux kernel xfrm6_input_addr() when secpath is full, causing DoS.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-89783
16 Sep 202615:30
circl
cve
CVE
CVE-2026-89783
16 Sep 202608:48
cve
debiancve
Debian CVE
CVE-2026-89783
16 Sep 202608:48
debiancve
euvd
EUVD
EUVD-2026-80304
16 Sep 202608:48
euvd
mscve
Microsoft CVE
xfrm6: fix out-of-bounds write in xfrm6_input_addr() when secpath is full
17 Sep 202608:12
mscve
nvd
NVD
CVE-2026-89783
16 Sep 202609:17
nvd
osv
OSV
DEBIAN-CVE-2026-89783
16 Sep 202609:17
osv
osv
OSV
UBUNTU-CVE-2026-89783
17 Sep 202600:00
osv
ubuntucve
UbuntuCve
CVE-2026-89783
17 Sep 202600:00
ubuntucve
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/ipv6/xfrm6_input.c"
    ],
    "versions": [
      {
        "version": "9473e1f631de339c50bde1e3bd09e1045fe90fd5",
        "lessThan": "91fc387f63c00ddfb5221127a17bac97549a8343",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "9473e1f631de339c50bde1e3bd09e1045fe90fd5",
        "lessThan": "68e8737fe8e72f085c608cff322b3d2de8340af1",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "9473e1f631de339c50bde1e3bd09e1045fe90fd5",
        "lessThan": "8fe2c53fb81f5ad5be43af2ad09583f7c78b4b77",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "9473e1f631de339c50bde1e3bd09e1045fe90fd5",
        "lessThan": "bdcda866c89f9a8b1acdabf02d26cde9fbe501d8",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "9473e1f631de339c50bde1e3bd09e1045fe90fd5",
        "lessThan": "48996649222e95008cdb98cd58579e3fc8e5ee06",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "9473e1f631de339c50bde1e3bd09e1045fe90fd5",
        "lessThan": "0f679e0523ddfff3fb554336ceb874b0e51e9cd3",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "9473e1f631de339c50bde1e3bd09e1045fe90fd5",
        "lessThan": "5f35a29a5eed3d80befd32050843ac88dea3d61a",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "9473e1f631de339c50bde1e3bd09e1045fe90fd5",
        "lessThan": "5d9e3bf34fec9a5d237e4b7cef4a707bc2e091bc",
        "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/ipv6/xfrm6_input.c"
    ],
    "versions": [
      {
        "version": "2.6.25",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "2.6.25",
        "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": "6.12.110",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.52",
        "lessThanOrEqual": "6.18.*",
        "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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16 Sep 2026 14:38Current
CVSS 3.19.8
EPSS0.00704
20