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CVE-2026-80991

🗓️ 11 Sep 2026 19:42:48Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov👁 30 Views

Use-after-free in Linux kernel ravb PTP clock teardown via interrupt race condition.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-80991
1 Oct 202618:00
–circl
cvelist
Cvelist
CVE-2026-80991 net: ravb: serialize PTP clock teardown
11 Sep 202619:42
–cvelist
debian
Debian
[SECURITY] [DSA 6528-1] linux security update
29 Sep 202609:49
–debian
debiancve
Debian CVE
CVE-2026-80991
11 Sep 202619:42
–debiancve
nessus
Tenable Nessus
Debian dsa-6528 : ata-modules-6.12.111+deb13-armmp-di - security update
29 Sep 202600:00
–nessus
nessus
Tenable Nessus
Linux Distros Unpatched Vulnerability : CVE-2026-80991
12 Sep 202600:00
–nessus
euvd
EUVD
EUVD-2026-76314
11 Sep 202619:42
–euvd
mscve
Microsoft CVE
net: ravb: serialize PTP clock teardown
13 Sep 202608:04
–mscve
nvd
NVD
CVE-2026-80991
11 Sep 202620:19
–nvd
opensuse
OPENSUSE Linux
kernel-devel-7.2.6-1.1 on GA media (moderate)
20 Sep 202600:00
–opensuse
Rows per page
Vulners
CNA
Node
OR
linuxlinux_kernelRange4.2–6.12.109
linuxlinux_kernelRange6.13.0–6.18.50
linuxlinux_kernelRange6.19.0–7.2.4
linuxlinux_kernelRange7.3.0–7.3-rc1
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/net/ethernet/renesas/ravb.h",
      "drivers/net/ethernet/renesas/ravb_main.c",
      "drivers/net/ethernet/renesas/ravb_ptp.c"
    ],
    "versions": [
      {
        "version": "a0d2f20650e81407d8e51ad2cbdc492861c74e9c",
        "lessThan": "695acb5534a9e366efb47b40c7487fc56488b09b",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "a0d2f20650e81407d8e51ad2cbdc492861c74e9c",
        "lessThan": "67a82e6f886beed0de8f8da08bb767e68fba952d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "a0d2f20650e81407d8e51ad2cbdc492861c74e9c",
        "lessThan": "66b50c31419e7946e9aa325a468ad9b64c961a25",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "a0d2f20650e81407d8e51ad2cbdc492861c74e9c",
        "lessThan": "1cb9663789c5b7a12fcd419fcca6d6254c398252",
        "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/net/ethernet/renesas/ravb.h",
      "drivers/net/ethernet/renesas/ravb_main.c",
      "drivers/net/ethernet/renesas/ravb_ptp.c"
    ],
    "versions": [
      {
        "version": "4.2",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "4.2",
        "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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13 Sep 2026 07:17Current
5.7Medium risk
Vulners AI Score5.7
CVSS 3.17.8
EPSS0.0017
30