Bug 1226778 (CVE-2024-38585)

Summary:	VUL-0: CVE-2024-38585: kernel: tools/nolibc/stdlib: fix memory error in realloc()
Product:	[Novell Products] SUSE Security Incidents	Reporter:	SMASH SMASH <smash_bz>
Component:	Incidents	Assignee:	Security Team bot <security-team>
Status:	RESOLVED WONTFIX	QA Contact:	Security Team bot <security-team>
Severity:	Normal
Priority:	P3 - Medium	CC:	andrea.mattiazzo, gabriel.bertazi
Version:	unspecified
Target Milestone:	---
Hardware:	Other
OS:	Other
URL:	https://smash.suse.de/issue/411434/
Whiteboard:	CVSSv3.1:SUSE:CVE-2024-38585:4.4:(AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N)
Found By:	Security Response Team	Services Priority:
Business Priority:		Blocker:	---
Marketing QA Status:	---	IT Deployment:	---

Description SMASH SMASH 2024-06-21 13:42:20 UTC

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

tools/nolibc/stdlib: fix memory error in realloc()

Pass user_p_len to memcpy() instead of heap->len to prevent realloc()
from copying an extra sizeof(heap) bytes from beyond the allocated
region.

References:
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2024-38585
https://git.kernel.org/pub/scm/linux/security/vulns.git/plain/cve/published/2024/CVE-2024-38585.mbox
https://git.kernel.org/stable/c/5996b2b2dac739f2a27da13de8eee5b85b2550b3
https://git.kernel.org/stable/c/f678c3c336559cf3255a32153e9a17c1be4e7c15
https://git.kernel.org/stable/c/8019d3dd921f39a237a9fab6d2ce716bfac0f983
https://git.kernel.org/stable/c/4e6f225aefeb712cdb870176b6621f02cf235b8c
https://git.kernel.org/stable/c/791f4641142e2aced85de082e5783b4fb0b977c2
https://www.cve.org/CVERecord?id=CVE-2024-38585
https://bugzilla.redhat.com/show_bug.cgi?id=2293404

Comment 2 Andrea Mattiazzo 2024-06-24 07:56:09 UTC

Closing affected branches as WONTFIX since this is a test library, not used in production.