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CVE-2026-89565 ipip: fix skb leak in collect_md mode when metadata_dst allocation fails

🗓️ 11 Sep 2026 19:44:35Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 3 Views

Linux kernel ipip tunnel collect_md mode skb leak when metadata_dst allocation fails.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-89565
11 Sep 202619:44
cve
euvd
EUVD
EUVD-2026-76476
11 Sep 202619:44
euvd
nvd
NVD
CVE-2026-89565
11 Sep 202620:19
nvd
ptsecurity
Positive Technologies
PT-2026-90281
11 Sep 202600:00
ptsecurity
redhatcve
RedhatCVE
CVE-2026-89565
11 Sep 202621:46
redhatcve
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/ipv4/ipip.c"
    ],
    "versions": [
      {
        "version": "cfc7381b3002756b1dcada32979e942aa3126e31",
        "lessThan": "6d8c5b266d0035a061573843a7243be068eb6118",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "cfc7381b3002756b1dcada32979e942aa3126e31",
        "lessThan": "31e4be21dacee49395013caae28576484a049a4f",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "cfc7381b3002756b1dcada32979e942aa3126e31",
        "lessThan": "fd01f1a3ed4a189a784654f7c69eb565872f2e12",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "cfc7381b3002756b1dcada32979e942aa3126e31",
        "lessThan": "6776efe4a52f289a3fc18f8adf19b035a7d8e1bb",
        "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/ipv4/ipip.c"
    ],
    "versions": [
      {
        "version": "4.9",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "4.9",
        "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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