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CVE-2026-74289

🗓️ 15 Aug 2026 05:57:56Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov👁 15 Views

Use-after-free in Linux kernel fib_info dump under RCU; fib_leaf_notify now guarantees fib_info lifetime.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-74289
15 Aug 202607:01
circl
cvelist
Cvelist
CVE-2026-74289 ipv4: fib: Don't dump dying fib_info in fib_leaf_notify().
15 Aug 202605:57
cvelist
debiancve
Debian CVE
CVE-2026-74289
15 Aug 202600:00
debiancve
euvd
EUVD
EUVD-2026-59436
15 Aug 202605:57
euvd
nvd
NVD
CVE-2026-74289
15 Aug 202606:22
nvd
osv
OSV
DEBIAN-CVE-2026-74289
15 Aug 202606:22
osv
ptsecurity
Positive Technologies
PT-2026-72725
15 Aug 202600:00
ptsecurity
nessus
Tenable Nessus
Linux Distros Unpatched Vulnerability : CVE-2026-74289
15 Aug 202600:00
nessus
Vulners
CNA
Node
OR
linuxlinux_kernelRange4.107.1.5
linuxlinux_kernelRange7.2.07.2-rc1
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "include/net/ip_fib.h",
      "net/ipv4/fib_trie.c"
    ],
    "versions": [
      {
        "version": "c3852ef7f2f8f75a9f85a864bec1f6f5a3068eea",
        "lessThan": "676482da8d938ea72c26da0fc86af2d2ec238ab2",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "c3852ef7f2f8f75a9f85a864bec1f6f5a3068eea",
        "lessThan": "06b693d2eb6651a63ad85bad8673de3b7d4edd6d",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "include/net/ip_fib.h",
      "net/ipv4/fib_trie.c"
    ],
    "versions": [
      {
        "version": "4.10",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "4.10",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1.5",
        "lessThanOrEqual": "7.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2-rc1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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15 Aug 2026 06:22Current
5.4Medium risk
Vulners AI Score5.4
EPSS0.00155
15