CVE-2026-63817

🗓️ 19 Jul 2026 12:02:16Reported by LinuxType

F2FS validates the compressed cache inode only when the compress_cache option is enabled.

Reporter	Title	Published	Views	Family All 39
ATTACKERKB	CVE-2026-63817	19 Jul 202612:02	–	attackerkb
Circl	CVE-2026-63817	19 Jul 202615:45	–	circl
Cvelist	CVE-2026-63817 f2fs: validate compress cache inode only when enabled	19 Jul 202612:02	–	cvelist
Debian	[SECURITY] [DLA 4700-1] linux-6.1 security update	26 Jul 202610:42	–	debian
Debian CVE	CVE-2026-63817	19 Jul 202612:02	–	debiancve
Tenable Nessus	Debian dla-4700 : linux-config-6.1 - security update	26 Jul 202600:00	–	nessus
Tenable Nessus	Photon OS 5.0: Linux PHSA-2026-5.0-0916	9 Jul 202600:00	–	nessus
Tenable Nessus	Photon OS 5.0: Linux PHSA-2026-5.0-0926	24 Jul 202600:00	–	nessus
Tenable Nessus	Linux Distros Unpatched Vulnerability : CVE-2026-63817	20 Jul 202600:00	–	nessus
EUVD	EUVD-2026-45483	19 Jul 202612:02	–	euvd

Vulners

CNA

Node

linux linux_kernelRange5.13.19–5.14

linux linux_kernelRange5.14–5.15.212

linux linux_kernelRange5.16.0–6.1.177

linux linux_kernelRange6.2.0–6.6.144

linux linux_kernelRange6.7.0–6.12.95

linux linux_kernelRange6.13.0–6.18.38

linux linux_kernelRange6.19.0–7.1.3

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": [
      "fs/f2fs/inode.c"
    ],
    "versions": [
      {
        "version": "6ce19aff0b8cd386860855185c6cd79337fc4d2b",
        "lessThan": "fcc051d377a9701a452e7663a1a8223c26225df9",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "6ce19aff0b8cd386860855185c6cd79337fc4d2b",
        "lessThan": "29115b8c9172d34e67ab26cc4f6c209b7a236d7a",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "6ce19aff0b8cd386860855185c6cd79337fc4d2b",
        "lessThan": "13e4b59d3a9413f66f116fa6c4828519b960a5ea",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "6ce19aff0b8cd386860855185c6cd79337fc4d2b",
        "lessThan": "16161444c30d8dff9428abbae42b72ce4e32a932",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "6ce19aff0b8cd386860855185c6cd79337fc4d2b",
        "lessThan": "77f216ff9ce5cde8eed9f6d12707e906dffdc9f7",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "6ce19aff0b8cd386860855185c6cd79337fc4d2b",
        "lessThan": "0969926d987bbde9a1aa49da317582ba37095805",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "6ce19aff0b8cd386860855185c6cd79337fc4d2b",
        "lessThan": "5073c66a96a9c23c0c2533ed4ed06e42f9021208",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "a23706426da9b611be5beae0f3faa260fb453b4e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5.13.19",
        "lessThan": "5.14",
        "status": "affected",
        "versionType": "semver"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/f2fs/inode.c"
    ],
    "versions": [
      {
        "version": "5.14",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.14",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.212",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.177",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.144",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.95",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.38",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1.3",
        "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/fcc051d377a9701a452e7663a1a8223c26225df9
git	www.git.kernel.org/stable/c/5073c66a96a9c23c0c2533ed4ed06e42f9021208
git	www.git.kernel.org/stable/c/0969926d987bbde9a1aa49da317582ba37095805
git	www.git.kernel.org/stable/c/29115b8c9172d34e67ab26cc4f6c209b7a236d7a
git	www.git.kernel.org/stable/c/13e4b59d3a9413f66f116fa6c4828519b960a5ea
git	www.git.kernel.org/stable/c/77f216ff9ce5cde8eed9f6d12707e906dffdc9f7
git	www.git.kernel.org/stable/c/16161444c30d8dff9428abbae42b72ce4e32a932

05 Aug 2026 12:36Current

5.4Medium risk

Vulners AI Score5.4

CVSS 3.17.8

EPSS0.00134