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nvd[email protected]NVD:CVE-2022-2585
HistoryJan 08, 2024 - 6:15 p.m.

CVE-2022-2585

2024-01-0818:15:44
CWE-416
web.nvd.nist.gov
posix cpu timers
use-after-free
vulnerability
thread

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

6.2 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

5.2%

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.

Affected configurations

NVD
Node
linuxlinux_kernelRange5.76.0
Node
canonicalubuntu_linuxMatch20.04lts
OR
canonicalubuntu_linuxMatch22.04lts

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

6.2 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

5.2%