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CVE-2026-63969 ipv6: fix possible infinite loop in rt6_fill_node()

🗓️ 19 Jul 2026 14:55:56Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 26 Views

IPv6 fix for infinite loop in rt6_fill_node by detaching fib6_siblings with zero before deletion.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
CVE
CVE-2026-63969
19 Jul 202614:55
cve
EUVD
EUVD-2026-45742
19 Jul 202614:55
euvd
NVD
CVE-2026-63969
19 Jul 202616:17
nvd
OSV
CVE-2026-63969 ipv6: fix possible infinite loop in rt6_fill_node()
19 Jul 202614:55
osv
OSV
DEBIAN-CVE-2026-63969
19 Jul 202616:17
osv
OSV
UBUNTU-CVE-2026-63969
20 Jul 202600:00
osv
Positive Technologies
PT-2026-61286
19 Jul 202600:00
ptsecurity
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/ipv6/route.c"
    ],
    "versions": [
      {
        "version": "d0ec61c9f3583b76aebdbb271f5c0d3fcccd48b2",
        "lessThan": "b014a63d2f2c2c767762b548381882dfb1655529",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "52da02521ede55fb86546c3fffd9377b3261b91f",
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        "status": "affected",
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      },
      {
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      },
      {
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        "status": "affected",
        "versionType": "git"
      },
      {
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        "status": "affected",
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      },
      {
        "version": "d9ccb18f83ea2bb654289b6ecf014fd267cc988b",
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        "status": "affected",
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      },
      {
        "version": "11edcd026012ac18acee0f1514db3ed1b160fc6f",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "6.1.128",
        "lessThan": "6.1.176",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "6.6.75",
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        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "6.12.2",
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        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "6.11.11",
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        "status": "affected",
        "versionType": "semver"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/ipv6/route.c"
    ],
    "versions": [
      {
        "version": "6.13",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.13",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.176",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.143",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.93",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.35",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0.12",
        "lessThanOrEqual": "7.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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