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

CVSS3

5.3

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

AI Score

7.8

Confidence

High

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"
      }
    ]
  }
]