Bug 2293324 (CVE-2022-48735)

Summary:	CVE-2022-48735 kernel: ALSA: hda: Fix UAF of leds class devs at unbinding
Product:	[Other] Security Response	Reporter:	Avinash Hanwate <ahanwate>
Component:	vulnerability	Assignee:	Product Security <prodsec-ir-bot>
Status:	NEW ---	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	dfreiber, drow, jburrell, rkeshri, vkumar
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	kernel 5.10.99, kernel 5.15.22, kernel 5.16.8, kernel 5.17	Doc Type:	If docs needed, set a value
Doc Text:	A use-after-free vulnerability has been identified in the Linux kernel, specifically related to a stale set_brightness_delay callback function. This flaw can lead to compromised system availability. Due to the nature of use-after-free vulnerabilities, successful exploitation could result in unpredictable system behavior, crashes, or a denial-of-service condition.	Story Points:	---
Clone Of:		Environment:
Last Closed:		Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:
Bug Depends On:
Bug Blocks:	2293307

Description Avinash Hanwate 2024-06-20 13:39:15 UTC

In the Linux kernel, the following vulnerability has been resolved:

ALSA: hda: Fix UAF of leds class devs at unbinding

The Linux kernel CVE team has assigned CVE-2022-48735 to this issue.

Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2024062001-CVE-2022-48735-32e6@gregkh/T