Bug 1227853 (CVE-2024-40997)

Summary:	VUL-0: CVE-2024-40997: kernel: cpufreq: amd-pstate: fix memory leak on CPU EPP exit
Product:	[Novell Products] SUSE Security Incidents	Reporter:	SMASH SMASH <smash_bz>
Component:	Incidents	Assignee:	Kernel Bugs <kernel-bugs>
Status:	NEW ---	QA Contact:	Security Team bot <security-team>
Severity:	Normal
Priority:	P3 - Medium	CC:	rfrohl
Version:	unspecified
Target Milestone:	---
Hardware:	Other
OS:	Other
URL:	https://smash.suse.de/issue/413924/
Whiteboard:	CVSSv3.1:SUSE:CVE-2024-40997:5.5:(AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H)
Found By:	Security Response Team	Services Priority:
Business Priority:		Blocker:	---
Marketing QA Status:	---	IT Deployment:	---

Description SMASH SMASH 2024-07-15 15:18:41 UTC

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

cpufreq: amd-pstate: fix memory leak on CPU EPP exit

The cpudata memory from kzalloc() in amd_pstate_epp_cpu_init() is
not freed in the analogous exit function, so fix that.

[ rjw: Subject and changelog edits ]

References:
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2024-40997
https://www.cve.org/CVERecord?id=CVE-2024-40997
https://git.kernel.org/stable/c/448efb7ea0bfa2c4e27c5a2eb5684fd225cd12cd
https://git.kernel.org/stable/c/8015c17fe11a8608cc3eb83d0ab831e1845a9582
https://git.kernel.org/stable/c/cea04f3d9aeebda9d9c063c0dfa71e739c322c81
https://git.kernel.org/pub/scm/linux/security/vulns.git/plain/cve/published/2024/CVE-2024-40997.mbox