Bug 1224840 (CVE-2021-47234)

Summary:	VUL-0: CVE-2021-47234: kernel: phy: phy-mtk-tphy: Fix some resource leaks in mtk_phy_init()
Product:	[Novell Products] SUSE Security Incidents	Reporter:	SMASH SMASH <smash_bz>
Component:	Incidents	Assignee:	Security Team bot <security-team>
Status:	RESOLVED FIXED	QA Contact:	Security Team bot <security-team>
Severity:	Normal
Priority:	P3 - Medium	CC:	camila.matos, gabriele.sonnu, mhocko
Version:	unspecified
Target Milestone:	---
Hardware:	Other
OS:	Other
URL:	https://smash.suse.de/issue/406861/
Whiteboard:	CVSSv3.1:SUSE:CVE-2021-47234:5.5:(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 2024-05-22 08:09:44 UTC

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

phy: phy-mtk-tphy: Fix some resource leaks in mtk_phy_init()

Use clk_disable_unprepare() in the error path of mtk_phy_init() to fix
some resource leaks.

References:
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2021-47234
https://www.cve.org/CVERecord?id=CVE-2021-47234
https://git.kernel.org/stable/c/6472955af5e88b5489b6d78316082ad56ea3e489
https://git.kernel.org/stable/c/9a17907946232d01aa2ec109da5f93b8d31dd425
https://git.kernel.org/stable/c/aaac9a1bd370338ce372669eb9a6059d16b929aa
https://git.kernel.org/pub/scm/linux/security/vulns.git/plain/cve/published/2021/CVE-2021-47234.mbox

Comment 2 Takashi Iwai 2024-05-24 07:28:33 UTC

SLE12-SP5 and older don't contain the corresponding code, so unaffected.
Reassigned back.