CVE-2026-53161

🗓️ 25 Jun 2026 08:38:42Reported by LinuxType

Fix use-after-free of fastrpc_user in workqueue race between device release and DSP context cleanup.

Reporter	Title	Published	Views	Family All 5
Cvelist	CVE-2026-53161 misc: fastrpc: fix use-after-free of fastrpc_user in workqueue context	25 Jun 202608:38	–	cvelist
Debian CVE	CVE-2026-53161	25 Jun 202608:38	–	debiancve
EUVD	EUVD-2026-39252	25 Jun 202608:38	–	euvd
NVD	CVE-2026-53161	25 Jun 202609:16	–	nvd
Positive Technologies	PT-2026-52257	25 Jun 202600:00	–	ptsecurity

Vulners

CNA

Node

linux linux_kernelRange5.1–5.10.259

linux linux_kernelRange5.11.0–5.15.210

linux linux_kernelRange5.16.0–6.1.176

linux linux_kernelRange6.2.0–6.6.143

linux linux_kernelRange6.7.0–6.12.94

linux linux_kernelRange6.13.0–6.18.36

linux linux_kernelRange6.19.0–7.0.13

linux linux_kernelRange7.1.0≥

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/misc/fastrpc.c"
    ],
    "versions": [
      {
        "version": "6cffd79504ce040f460831030d3069fa1c99bb71",
        "lessThan": "c6e5c2be09f814377d7f1ce97370a5b7b3e02814",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "6cffd79504ce040f460831030d3069fa1c99bb71",
        "lessThan": "e1e3a05efe5954d5bad01157d79429d39a67a7ae",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "6cffd79504ce040f460831030d3069fa1c99bb71",
        "lessThan": "d42679eef34dd590b694ce3b666c5e2ba10cd4bf",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "6cffd79504ce040f460831030d3069fa1c99bb71",
        "lessThan": "df08fadcf0e5f3708365ec3b6d30b5aafd98bea1",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "6cffd79504ce040f460831030d3069fa1c99bb71",
        "lessThan": "ecea4967c2bff92c2fafbc59893f711b39f7b152",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "6cffd79504ce040f460831030d3069fa1c99bb71",
        "lessThan": "5278ccd357e0d7aeeb1e76c0f3e0e02894a9897c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "6cffd79504ce040f460831030d3069fa1c99bb71",
        "lessThan": "fbe0947420eec18a84638d29468c2d563ce4e6a3",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "6cffd79504ce040f460831030d3069fa1c99bb71",
        "lessThan": "e85eb5feca8e254905ffa6c57a3c99c89a674a0f",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/misc/fastrpc.c"
    ],
    "versions": [
      {
        "version": "5.1",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.1",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.259",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.210",
        "lessThanOrEqual": "5.15.*",
        "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": "6.12.94",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.36",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0.13",
        "lessThanOrEqual": "7.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

Source	Link
git	www.git.kernel.org/stable/c/fbe0947420eec18a84638d29468c2d563ce4e6a3
git	www.git.kernel.org/stable/c/ecea4967c2bff92c2fafbc59893f711b39f7b152
git	www.git.kernel.org/stable/c/d42679eef34dd590b694ce3b666c5e2ba10cd4bf
git	www.git.kernel.org/stable/c/df08fadcf0e5f3708365ec3b6d30b5aafd98bea1
git	www.git.kernel.org/stable/c/c6e5c2be09f814377d7f1ce97370a5b7b3e02814
git	www.git.kernel.org/stable/c/e1e3a05efe5954d5bad01157d79429d39a67a7ae
git	www.git.kernel.org/stable/c/e85eb5feca8e254905ffa6c57a3c99c89a674a0f
git	www.git.kernel.org/stable/c/5278ccd357e0d7aeeb1e76c0f3e0e02894a9897c

25 Jun 2026 09:16Current

5.7Medium risk

Vulners AI Score5.7