Bug 1221560 (CVE-2021-47135)

Summary:	VUL-0: CVE-2021-47135: kernel: mt76: mt7921: fix possible AOOB issue in mt7921_mcu_tx_rate_report
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:	gabriele.sonnu, ivan.ivanov
Version:	unspecified
Target Milestone:	---
Hardware:	Other
OS:	Other
URL:	https://smash.suse.de/issue/397869/
Whiteboard:	CVSSv3.1:SUSE:CVE-2021-47135:5.5:(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 2024-03-18 09:11:00 UTC

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

mt76: mt7921: fix possible AOOB issue in mt7921_mcu_tx_rate_report

Fix possible array out of bound access in mt7921_mcu_tx_rate_report.
Remove unnecessary varibable in mt7921_mcu_tx_rate_report

References:
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2021-47135
https://git.kernel.org/stable/c/d874e6c06952382897d35bf4094193cd44ae91bd
https://www.cve.org/CVERecord?id=CVE-2021-47135
https://git.kernel.org/stable/c/6919e8a24e70b6ba148fe07f44f835bcdd1a8d02
https://bugzilla.redhat.com/show_bug.cgi?id=2269812

Comment 1 Gabriele Sonnu 2024-03-18 09:24:46 UTC

Offending commit (1c099ab44727) found in:
 - ALP-current
 - cve/linux-5.14
 - SLE15-SP4-LTSS
 - SLE15-SP5
 - SLE15-SP6
 - stable

Fixing commit(d874e6c06952) found in:
 - ALP-current
 - cve/linux-5.14
 - SLE15-SP4-LTSS
 - SLE15-SP5
 - SLE15-SP6
 - stable

All branches fixed, @kernel-team please add the reference.

Comment 2 Ivan Ivanov 2024-03-18 10:03:09 UTC

Fixing commit(d874e6c06952) is part of baseline for these branches.

No addtional tagging needed.

$ git describe d874e6c06952
v5.13-rc1-1-gd874e6c06952

Comment 3 Andrea Mattiazzo 2024-05-29 12:07:13 UTC

All done, closing.