CVE-2022-50767 fbdev: smscufx: Fix several use-after-free bugs

🗓️ 24 Dec 2025 13:05:57Reported by LinuxType

CVE-2022-50767 fixes use-after-free bugs in fbdev smscufx by adding ufx_ops_destroy.

Reporter	Title	Published	Views	Family All 298
AstraLinux	Astra Linux - уязвимость в linux-5.10, linux	20 May 202605:53	–	astralinux
CNNVD	Linux kernel 安全漏洞	24 Dec 202500:00	–	cnnvd
CVE	CVE-2022-50767	24 Dec 202513:05	–	cve
Debian CVE	CVE-2022-50767	24 Dec 202513:05	–	debiancve
EUVD	EUVD-2022-55794	24 Dec 202515:30	–	euvd
NVD	CVE-2022-50767	24 Dec 202513:16	–	nvd
OpenVAS	SUSE: Security Advisory (SUSE-SU-2026:0317-1)	2 Feb 202600:00	–	openvas
OpenVAS	SUSE: Security Advisory (SUSE-SU-2026:0617-1)	26 Feb 202600:00	–	openvas
OSV	CVE-2022-50767 fbdev: smscufx: Fix several use-after-free bugs	24 Dec 202513:05	–	osv
OSV	DEBIAN-CVE-2022-50767	24 Dec 202513:16	–	osv

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/video/fbdev/smscufx.c"
    ],
    "versions": [
      {
        "version": "3c8a63e22a0802fd56380f6ab305b419f18eb6f5",
        "lessThan": "6f2075ea883e5d7730d0c9ebb1bb8e7a1a7e953f",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3c8a63e22a0802fd56380f6ab305b419f18eb6f5",
        "lessThan": "3f40852d671072836fb7ae331a1f28a24223c4e8",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3c8a63e22a0802fd56380f6ab305b419f18eb6f5",
        "lessThan": "70faf9d9b6cc74418716bbf76fe75bd2da10ad4a",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3c8a63e22a0802fd56380f6ab305b419f18eb6f5",
        "lessThan": "5385af2f89bc352fb70753ab41b2bb036190141f",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3c8a63e22a0802fd56380f6ab305b419f18eb6f5",
        "lessThan": "d9ddfeb01fb95ffbbc7031d46a5ee2a5e45cbb86",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3c8a63e22a0802fd56380f6ab305b419f18eb6f5",
        "lessThan": "cc6a7249842fceda7574ceb63275a2d5e99d2862",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3c8a63e22a0802fd56380f6ab305b419f18eb6f5",
        "lessThan": "8d924b262f3178a9b17c17d4306a9f426c508bd9",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3c8a63e22a0802fd56380f6ab305b419f18eb6f5",
        "lessThan": "cc67482c9e5f2c80d62f623bcc347c29f9f648e1",
        "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/video/fbdev/smscufx.c"
    ],
    "versions": [
      {
        "version": "3.2",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "3.2",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "4.9.332",
        "lessThanOrEqual": "4.9.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "4.14.298",
        "lessThanOrEqual": "4.14.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "4.19.264",
        "lessThanOrEqual": "4.19.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.4.223",
        "lessThanOrEqual": "5.4.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.153",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.77",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.0.7",
        "lessThanOrEqual": "6.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

Source	Link
git	www.git.kernel.org/stable/c/5385af2f89bc352fb70753ab41b2bb036190141f
git	www.git.kernel.org/stable/c/8d924b262f3178a9b17c17d4306a9f426c508bd9
git	www.git.kernel.org/stable/c/70faf9d9b6cc74418716bbf76fe75bd2da10ad4a
git	www.git.kernel.org/stable/c/cc67482c9e5f2c80d62f623bcc347c29f9f648e1
git	www.git.kernel.org/stable/c/cc6a7249842fceda7574ceb63275a2d5e99d2862
git	www.git.kernel.org/stable/c/6f2075ea883e5d7730d0c9ebb1bb8e7a1a7e953f
git	www.git.kernel.org/stable/c/3f40852d671072836fb7ae331a1f28a24223c4e8
git	www.git.kernel.org/stable/c/d9ddfeb01fb95ffbbc7031d46a5ee2a5e45cbb86

11 May 2026 19:25Current

EPSS0.0004