CVE-2022-49273

🗓️ 26 Feb 2025 01:56:19Reported by LinuxType

Fixed null pointer dereference in Linux kernel RTC due to feature bit clearing before allocation.

Reporter	Title	Published	Views	Family All 114
AstraLinux	Astra Linux - уязвимость в linux-5.10	20 May 202605:53	–	astralinux
CNNVD	Linux kernel 安全漏洞	26 Feb 202500:00	–	cnnvd
Cvelist	CVE-2022-49273 rtc: pl031: fix rtc features null pointer dereference	26 Feb 202501:56	–	cvelist
Debian CVE	CVE-2022-49273	26 Feb 202501:56	–	debiancve
EUVD	EUVD-2022-54953	3 Oct 202520:07	–	euvd
NVD	CVE-2022-49273	26 Feb 202507:01	–	nvd
OSV	CVE-2022-49273 rtc: pl031: fix rtc features null pointer dereference	26 Feb 202501:56	–	osv
OSV	DEBIAN-CVE-2022-49273	26 Feb 202507:01	–	osv
OSV	RHSA-2023:6583 Red Hat Security Advisory: kernel security, bug fix, and enhancement update	16 Sep 202411:04	–	osv
OSV	SUSE-SU-2025:1027-1 Security update for the Linux Kernel	26 Mar 202512:12	–	osv

NVD

Vulners

CNA

Node

linux linux_kernelRange5.12–5.15.33

linux linux_kernelRange5.16–5.16.19

linux linux_kernelRange5.17–5.17.2

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/rtc/rtc-pl031.c"
    ],
    "versions": [
      {
        "version": "d9b0dd54a1943f47a381a474f8ea2c94466110c0",
        "lessThan": "cd2722e411e8ab7e5ae41102f6925fa13dffdac5",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d9b0dd54a1943f47a381a474f8ea2c94466110c0",
        "lessThan": "d274ce4a3dfd0b9a292667535578359b865765cb",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d9b0dd54a1943f47a381a474f8ea2c94466110c0",
        "lessThan": "1b915703964f7e636961df04c540261dc55c6c70",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d9b0dd54a1943f47a381a474f8ea2c94466110c0",
        "lessThan": "ea6af39f3da50c86367a71eb3cc674ade3ed244c",
        "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/rtc/rtc-pl031.c"
    ],
    "versions": [
      {
        "version": "5.12",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.12",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.33",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.16.19",
        "lessThanOrEqual": "5.16.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.17.2",
        "lessThanOrEqual": "5.17.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.18",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

Source	Link
git	www.git.kernel.org/stable/c/1b915703964f7e636961df04c540261dc55c6c70
git	www.git.kernel.org/stable/c/d274ce4a3dfd0b9a292667535578359b865765cb
git	www.git.kernel.org/stable/c/cd2722e411e8ab7e5ae41102f6925fa13dffdac5
git	www.git.kernel.org/stable/c/ea6af39f3da50c86367a71eb3cc674ade3ed244c

11 May 2026 18:56Current

5.3Medium risk

Vulners AI Score5.3

CVSS 3.15.5

EPSS0.00111

SSVC

CWE-476