CVE-2021-47549 sata_fsl: fix UAF in sata_fsl_port_stop when rmmod sata_fsl

🗓️ 24 May 2024 15:09:53Reported by LinuxType

CVE-2021-47549 sata_fsl: UAF fix in sata_fsl_port_sto

Reporter	Title	Published	Views	Family All 107
AstraLinux	Astra Linux - уязвимость в linux, linux-5.10	20 May 202605:53	–	astralinux
BDU FSTEC	The vulnerability of the sata_fsl component in the Linux operating system allows a hacker to gain elevated privileges within the system.	4 Dec 202400:00	–	bdu_fstec
CNNVD	Linux kernel 安全漏洞	24 May 202400:00	–	cnnvd
CVE	CVE-2021-47549	24 May 202415:09	–	cve
Debian CVE	CVE-2021-47549	24 May 202415:09	–	debiancve
NVD	CVE-2021-47549	24 May 202415:15	–	nvd
OpenVAS	SUSE: Security Advisory (SUSE-SU-2024:3251-1)	13 Feb 202500:00	–	openvas
OpenVAS	SUSE: Security Advisory (SUSE-SU-2024:3252-1)	17 Sep 202400:00	–	openvas
OSV	CLSA-2025-1738957378 Fix of 49 CVEs	7 Feb 202519:43	–	osv
OSV	CLSA-2025-1738958068 Fix of 49 CVEs	7 Feb 202519:54	–	osv

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/ata/sata_fsl.c"
    ],
    "versions": [
      {
        "version": "faf0b2e5afe7dae072d2715763c7f992b612b628",
        "lessThan": "cdcd80292106df5cda325426e96495503e41f947",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "faf0b2e5afe7dae072d2715763c7f992b612b628",
        "lessThan": "91ba94d3f7afca195b224f77a72044fbde1389ce",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "faf0b2e5afe7dae072d2715763c7f992b612b628",
        "lessThan": "325ea49fc43cbc03a5e1e37de8f0ca6357ced4b1",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "faf0b2e5afe7dae072d2715763c7f992b612b628",
        "lessThan": "0769449b0a5eabc3545337217ae690e46673e73a",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "faf0b2e5afe7dae072d2715763c7f992b612b628",
        "lessThan": "77393806c76b6b44f1c44bd957788c8bd9152c45",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "faf0b2e5afe7dae072d2715763c7f992b612b628",
        "lessThan": "4a46b2f5dce02539e88a300800812bd24a45e097",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "faf0b2e5afe7dae072d2715763c7f992b612b628",
        "lessThan": "adf098e2a8a1e1fc075d6a5ba2edd13cf7189082",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "faf0b2e5afe7dae072d2715763c7f992b612b628",
        "lessThan": "6c8ad7e8cf29eb55836e7a0215f967746ab2b504",
        "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/ata/sata_fsl.c"
    ],
    "versions": [
      {
        "version": "2.6.24",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "2.6.24",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "4.4.294",
        "lessThanOrEqual": "4.4.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "4.9.292",
        "lessThanOrEqual": "4.9.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "4.14.257",
        "lessThanOrEqual": "4.14.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "4.19.220",
        "lessThanOrEqual": "4.19.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.4.164",
        "lessThanOrEqual": "5.4.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.84",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.7",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.16",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

Source	Link
git	www.git.kernel.org/stable/c/adf098e2a8a1e1fc075d6a5ba2edd13cf7189082
git	www.git.kernel.org/stable/c/77393806c76b6b44f1c44bd957788c8bd9152c45
git	www.git.kernel.org/stable/c/6c8ad7e8cf29eb55836e7a0215f967746ab2b504
git	www.git.kernel.org/stable/c/cdcd80292106df5cda325426e96495503e41f947
git	www.git.kernel.org/stable/c/325ea49fc43cbc03a5e1e37de8f0ca6357ced4b1
git	www.git.kernel.org/stable/c/91ba94d3f7afca195b224f77a72044fbde1389ce
git	www.git.kernel.org/stable/c/4a46b2f5dce02539e88a300800812bd24a45e097
git	www.git.kernel.org/stable/c/0769449b0a5eabc3545337217ae690e46673e73a

11 May 2026 13:56Current

6.4Medium risk

Vulners AI Score6.4

EPSS0.00235