Bug 1222634 (CVE-2024-26808)

Summary:	VUL-0: CVE-2024-26808: kernel: netfilter: nft_chain_filter: handle NETDEV_UNREGISTER for inet/ingress basechain
Product:	[Novell Products] SUSE Security Incidents	Reporter:	SMASH SMASH <smash_bz>
Component:	Incidents	Assignee:	Michal Kubeček <mkubecek>
Status:	NEW ---	QA Contact:	Security Team bot <security-team>
Severity:	Normal
Priority:	P3 - Medium	CC:	mhocko, rfrohl
Version:	unspecified
Target Milestone:	---
Hardware:	Other
OS:	Other
URL:	https://smash.suse.de/issue/400363/
Whiteboard:	CVSSv3.1:SUSE:CVE-2024-26808:5.5:(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 2024-04-10 14:15:06 UTC

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

netfilter: nft_chain_filter: handle NETDEV_UNREGISTER for inet/ingress basechain

Remove netdevice from inet/ingress basechain in case NETDEV_UNREGISTER
event is reported, otherwise a stale reference to netdevice remains in
the hook list.

References:
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2024-26808
https://www.cve.org/CVERecord?id=CVE-2024-26808
https://git.kernel.org/stable/c/01acb2e8666a6529697141a6017edbf206921913
https://git.kernel.org/stable/c/36a0a80f32209238469deb481967d777a3d539ee
https://git.kernel.org/stable/c/70f17b48c86622217a58d5099d29242fc9adac58
https://git.kernel.org/stable/c/9489e214ea8f2a90345516016aa51f2db3a8cc2f
https://git.kernel.org/stable/c/af149a46890e8285d1618bd68b8d159bdb87fdb3
https://git.kernel.org/stable/c/e5888acbf1a3d8d021990ce6c6061fd5b2bb21b4
https://bugzilla.redhat.com/show_bug.cgi?id=2273405
https://git.kernel.org/pub/scm/linux/security/vulns.git/plain/cve/published/2024/CVE-2024-26808.mbox