Bug 1225516 (CVE-2021-47570)

Summary:	VUL-0: CVE-2021-47570: kernel: staging: r8188eu: fix a memory leak in rtw_wx_read32()
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, jlee
Version:	unspecified
Target Milestone:	---
Hardware:	Other
OS:	Other
URL:	https://smash.suse.de/issue/407725/
Whiteboard:	CVSSv3.1:SUSE:CVE-2021-47570:4.4:(AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:L)
Found By:	Security Response Team	Services Priority:
Business Priority:		Blocker:	---
Marketing QA Status:	---	IT Deployment:	---

Description SMASH SMASH 2024-05-28 14:51:59 UTC

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

staging: r8188eu: fix a memory leak in rtw_wx_read32()

Free "ptmp" before returning -EINVAL.

References:
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2021-47570
https://www.cve.org/CVERecord?id=CVE-2021-47570
https://git.kernel.org/stable/c/be4ea8f383551b9dae11b8dfff1f38b3b5436e9a
https://git.kernel.org/stable/c/c8d3775745adacf9784a7a80a82d047051752573
https://git.kernel.org/pub/scm/linux/security/vulns.git/plain/cve/published/2021/CVE-2021-47570.mbox
https://bugzilla.redhat.com/show_bug.cgi?id=2283459