Bug 1224753 (CVE-2024-27426)

Summary:	VUL-0: REJECTED: CVE-2024-27426: kernel: netrom: Fix a data-race around sysctl_netrom_transport_maximum_tries
Product:	[Novell Products] SUSE Security Incidents	Reporter:	SMASH SMASH <smash_bz>
Component:	Incidents	Assignee:	Security Team bot <security-team>
Status:	RESOLVED INVALID	QA Contact:	Security Team bot <security-team>
Severity:	Normal
Priority:	P3 - Medium	CC:	andrea.mattiazzo, gianluca.gabrielli, jlee
Version:	unspecified
Target Milestone:	---
Hardware:	Other
OS:	Other
URL:	https://smash.suse.de/issue/406347/
Whiteboard:	CVSSv3.1:SUSE:CVE-2024-27426:5.5:(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 2024-05-20 16:25:11 UTC

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

netrom: Fix a data-race around sysctl_netrom_transport_maximum_tries

We need to protect the reader reading the sysctl value because the
value can be changed concurrently.

References:
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2024-27426
https://www.cve.org/CVERecord?id=CVE-2024-27426
https://git.kernel.org/stable/c/34a164d2448264b62af82bc0af3d2c83d12d38ac
https://git.kernel.org/stable/c/42e71408e2c138be9ccce60920bd6cf094ba1e32
https://git.kernel.org/stable/c/84b8486e9cedc93875f251ba31abcf73bd586a3a
https://git.kernel.org/stable/c/d28fa5f0e6c1554e2829f73a6a276c9a49689d04
https://git.kernel.org/stable/c/e799299aafed417cc1f32adccb2a0e5268b3f6d5
https://git.kernel.org/stable/c/f716a68234242f95305dffb5c9426caa64b316b0
https://git.kernel.org/stable/c/f84f7709486d8a578ab4b7d2a556d1b1a59cfc97
https://git.kernel.org/stable/c/fa3f3ab5c399852d32a0c3cbb8c55882f7e2c61f
https://git.kernel.org/pub/scm/linux/security/vulns.git/plain/cve/published/2024/CVE-2024-27426.mbox
https://bugzilla.redhat.com/show_bug.cgi?id=2281079

Comment 1 Joey Lee 2024-05-21 06:45:30 UTC

https://www.suse.com/security/cve/CVE-2024-27426.html
cvss 5.5

Comment 2 Joey Lee 2024-05-22 08:54:31 UTC

joeyli@linux-691t:/mnt/working/source_code-git/kernel-source> ./scripts/check-kernel-fix CVE-2024-27426
e799299aafed ("netrom: Fix a data-race around sysctl_netrom_transport_maximum_tries") merged v6.8~19^2~2^2~7
Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2") merged v2.6.12-rc2^0
Security fix for CVE-2024-27426 bsc#1224753 with CVSS 5.5
Experts candidates: mkubecek@suse.cz denis.kirjanov@suse.com davide.benini@suse.com 
..............................
ACTION NEEDED!
SLE12-SP5: MANUAL: backport e799299aafed417cc1f32adccb2a0e5268b3f6d5 (Fixes 1da177e4c3f4)
SLE15-SP6: MANUAL: backport e799299aafed417cc1f32adccb2a0e5268b3f6d5 (Fixes 1da177e4c3f4)
SLE12-SP3-TD: MANUAL: backport e799299aafed417cc1f32adccb2a0e5268b3f6d5 (Fixes 1da177e4c3f4)
SLE15-SP5: MANUAL: backport e799299aafed417cc1f32adccb2a0e5268b3f6d5 (Fixes 1da177e4c3f4)

Comment 3 Joey Lee 2024-05-22 08:54:51 UTC

Hi Davide,

Because this is a issue for netrom. Could you please help to handle it?

If this is not in your area, just reset bug assigner to kernel-bugs@suse.de. Kernel Security Sentinel will find other expert.

Thanks a lot!

Comment 5 Andrea Mattiazzo 2024-05-27 07:34:21 UTC

CVE is now rejected: https://lore.kernel.org/linux-cve-announce/2024052538-REJECTED-0b5b@gregkh/

Comment 6 Davide Benini 2024-05-27 08:58:56 UTC

(In reply to Andrea Mattiazzo from comment #5)
> CVE is now rejected:
> https://lore.kernel.org/linux-cve-announce/2024052538-REJECTED-0b5b@gregkh/

Assigning back to the security team