vulnerability

Oracle Linux: CVE-2022-45919: ELSA-2023-12199: Unbreakable Enterprise kernel security update (IMPORTANT) (Multiple Advisories)

Severity
7
CVSS
(AV:L/AC:M/Au:S/C:C/I:C/A:C)
Published
Nov 21, 2022
Added
Mar 18, 2023
Modified
Dec 3, 2025

Description

An issue was discovered in the Linux kernel through 6.0.10. In drivers/media/dvb-core/dvb_ca_en50221.c, a use-after-free can occur is there is a disconnect after an open, because of the lack of a wait_event.
A race condition flaw leading to a use-after-free issue was found in the Linux kernel media subsystem in the DVB CA EN50221 interface of the DVB core device driver. It could occur in the dvb_ca_en50221_release() function if there is a disconnect after an open, because of the lack of a wait_event. A local user could use this flaw to crash the system or potentially escalate their privileges on the system.

Solutions

oracle-linux-upgrade-kerneloracle-linux-upgrade-kernel-uek
Title
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