CVE-2022-2585

2024-01-0817:38:27

CWE-416

canonical

www.cve.org

cve-2022-2585

executing thread

non-leader

use-after-free

posix cpu timers

5.3 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:H

7.8 High

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

5.2%

JSON

It was discovered that when exec’ing from a non-leader thread, armed POSIX CPU timers would be left on a list but freed, leading to a use-after-free.

CNA Affected

[
  {
    "packageName": "linux",
    "product": "linux",
    "vendor": "The Linux Kernel Organization",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git",
    "platforms": [
      "Linux"
    ],
    "versions": [
      {
        "lessThan": "6.0~rc1",
        "status": "affected",
        "version": "0",
        "versionType": "semver"
      }
    ]
  }
]