CVE-2022-2585

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.
Configurations

Configuration 1 (hide)

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

Configuration 2 (hide)

OR cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:22.04:*:*:*:lts:*:*:*

History

19 Jan 2024, 17:14

Type Values Removed Values Added
CPE cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:22.04:*:*:*:lts:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
First Time Linux linux Kernel
Canonical ubuntu Linux
Canonical
Linux
CVSS v2 : unknown
v3 : 5.3
v2 : unknown
v3 : 7.8
Summary
  • (es) Se descubrió que al ejecutar desde un subproceso no líder, los temporizadores de CPU POSIX armados se dejaban en una lista pero se liberaban, lo que generaba un use-after-free.
References () https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-2585 - () https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-2585 - Third Party Advisory
References () https://lore.kernel.org/lkml/20220809170751.164716-1-cascardo@canonical.com/T/#u - () https://lore.kernel.org/lkml/20220809170751.164716-1-cascardo@canonical.com/T/#u - Mailing List, Patch
References () https://ubuntu.com/security/notices/USN-5564-1 - () https://ubuntu.com/security/notices/USN-5564-1 - Third Party Advisory
References () https://ubuntu.com/security/notices/USN-5565-1 - () https://ubuntu.com/security/notices/USN-5565-1 - Third Party Advisory
References () https://ubuntu.com/security/notices/USN-5566-1 - () https://ubuntu.com/security/notices/USN-5566-1 - Third Party Advisory
References () https://ubuntu.com/security/notices/USN-5567-1 - () https://ubuntu.com/security/notices/USN-5567-1 - Third Party Advisory
References () https://www.openwall.com/lists/oss-security/2022/08/09/7 - () https://www.openwall.com/lists/oss-security/2022/08/09/7 - Mailing List

08 Jan 2024, 18:15

Type Values Removed Values Added
New CVE

Information

Published : 2024-01-08 18:15

Updated : 2024-01-19 17:14


NVD link : CVE-2022-2585

Mitre link : CVE-2022-2585

CVE.ORG link : CVE-2022-2585


JSON object : View

Products Affected

canonical

  • ubuntu_linux

linux

  • linux_kernel
CWE
CWE-416

Use After Free