CVE-2026-74288

🗓️ 15 Aug 2026 05:57:55Reported by LinuxType

Linux kernel fib_rules_dump increments refcount of dying fib_rule causing kernel warning during RCU dump.

Reporter	Title	Published	Views	Family All 6
Cvelist	CVE-2026-74288 net: fib_rules: Don't dump dying fib_rule in fib_rules_dump().	15 Aug 202605:57	–	cvelist
Debian CVE	CVE-2026-74288	15 Aug 202600:00	–	debiancve
EUVD	EUVD-2026-59435	15 Aug 202605:57	–	euvd
NVD	CVE-2026-74288	15 Aug 202606:22	–	nvd
OSV	DEBIAN-CVE-2026-74288	15 Aug 202606:22	–	osv
Positive Technologies	PT-2026-72724	15 Aug 202600:00	–	ptsecurity

Vulners

CNA

Node

linux linux_kernelRange4.12–5.10.261

linux linux_kernelRange5.11.0–5.15.212

linux linux_kernelRange5.16.0–6.1.178

linux linux_kernelRange6.2.0–6.6.145

linux linux_kernelRange6.7.0–6.12.97

linux linux_kernelRange6.13.0–6.18.40

linux linux_kernelRange6.19.0–7.1.5

linux linux_kernelRange7.2.0–7.2-rc1

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "include/net/fib_rules.h",
      "net/core/fib_rules.c"
    ],
    "versions": [
      {
        "version": "5d7bfd141924a5ece21eb612ad3c56612f041c1e",
        "lessThan": "0f929b59f4cd0e05bb1ecefe12b77e85911d4be2",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5d7bfd141924a5ece21eb612ad3c56612f041c1e",
        "lessThan": "4b7ae30c81c2ee10a644749a3704a5c797ccc308",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5d7bfd141924a5ece21eb612ad3c56612f041c1e",
        "lessThan": "2dfdc210d240bd48bb2ea746430b02b5571b6db9",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5d7bfd141924a5ece21eb612ad3c56612f041c1e",
        "lessThan": "a7ef30753353ba6a95d693b1863a0214222a199a",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5d7bfd141924a5ece21eb612ad3c56612f041c1e",
        "lessThan": "1fbc6c6efe78f4454a51afa0587efb6826f60f00",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5d7bfd141924a5ece21eb612ad3c56612f041c1e",
        "lessThan": "bb4a5b3c91af3c8d705bb2e9f6f8069a70db26fc",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5d7bfd141924a5ece21eb612ad3c56612f041c1e",
        "lessThan": "3af0bc1bd9039e2e50abf3e2d7fee411f38bce4e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5d7bfd141924a5ece21eb612ad3c56612f041c1e",
        "lessThan": "2821e85c058f81c9948a2fb1a634f7b47457d51c",
        "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/fib_rules.h",
      "net/core/fib_rules.c"
    ],
    "versions": [
      {
        "version": "4.12",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "4.12",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.261",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.212",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.178",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.145",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.97",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.40",
        "lessThanOrEqual": "6.18.*",
        "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"
      }
    ]
  }
]

Source	Link
git	www.git.kernel.org/stable/c/4b7ae30c81c2ee10a644749a3704a5c797ccc308
git	www.git.kernel.org/stable/c/2821e85c058f81c9948a2fb1a634f7b47457d51c
git	www.git.kernel.org/stable/c/bb4a5b3c91af3c8d705bb2e9f6f8069a70db26fc
git	www.git.kernel.org/stable/c/1fbc6c6efe78f4454a51afa0587efb6826f60f00
git	www.git.kernel.org/stable/c/a7ef30753353ba6a95d693b1863a0214222a199a
git	www.git.kernel.org/stable/c/2dfdc210d240bd48bb2ea746430b02b5571b6db9
git	www.git.kernel.org/stable/c/3af0bc1bd9039e2e50abf3e2d7fee411f38bce4e
git	www.git.kernel.org/stable/c/0f929b59f4cd0e05bb1ecefe12b77e85911d4be2

15 Aug 2026 06:22Current

5.3Medium risk

Vulners AI Score5.3

EPSS0.00176