Bug 1223778 (CVE-2024-27025)

Summary:	VUL-0: CVE-2024-27025: kernel: nbd: null check for nla_nest_start
Product:	[Novell Products] SUSE Security Incidents	Reporter:	SMASH SMASH <smash_bz>
Component:	Incidents	Assignee:	David Sterba <dsterba>
Status:	IN_PROGRESS ---	QA Contact:	Security Team bot <security-team>
Severity:	Normal
Priority:	P3 - Medium	CC:	camila.matos, dsterba, vasant.karasulli
Version:	unspecified
Target Milestone:	---
Hardware:	Other
OS:	Other
URL:	https://smash.suse.de/issue/403816/
Whiteboard:	CVSSv3.1:SUSE:CVE-2024-27025:6.6:(AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H)
Found By:	Security Response Team	Services Priority:
Business Priority:		Blocker:	---
Marketing QA Status:	---	IT Deployment:	---

Description SMASH SMASH 2024-05-02 16:30:12 UTC

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

nbd: null check for nla_nest_start

nla_nest_start() may fail and return NULL. Insert a check and set errno
based on other call sites within the same source code.

References:
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2024-27025
https://www.cve.org/CVERecord?id=CVE-2024-27025
https://git.kernel.org/stable/c/31edf4bbe0ba27fd03ac7d87eb2ee3d2a231af6d
https://git.kernel.org/stable/c/44214d744be32a4769faebba764510888f1eb19e
https://git.kernel.org/stable/c/4af837db0fd3679fabc7b7758397090b0c06dced
https://git.kernel.org/stable/c/96436365e5d80d0106ea785a4f80a58e7c9edff8
https://git.kernel.org/stable/c/98e60b538e66c90b9a856828c71d4e975ebfa797
https://git.kernel.org/stable/c/b7f5aed55829f376e4f7e5ea5b80ccdcb023e983
https://git.kernel.org/stable/c/ba6a9970ce9e284cbc04099361c58731e308596a
https://git.kernel.org/stable/c/e803040b368d046434fbc8a91945c690332c4fcf
https://git.kernel.org/pub/scm/linux/security/vulns.git/plain/cve/published/2024/CVE-2024-27025.mbox
https://bugzilla.redhat.com/show_bug.cgi?id=2278484