CVE-2024-42307

cifs: fix potential null pointer use in destroy_workqueue in init_cifs error path

Description

In the Linux kernel, the following vulnerability has been resolved: cifs: fix potential null pointer use in destroy_workqueue in init_cifs error path Dan Carpenter reported a Smack static checker warning: fs/smb/client/cifsfs.c:1981 init_cifs() error: we previously assumed 'serverclose_wq' could be null (see line 1895) The patch which introduced the serverclose workqueue used the wrong oredering in error paths in init_cifs() for freeing it on errors.

Category

5.5
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.05%
Affected: Linux Linux
Affected: Linux Linux
Published at:
Updated at:

References

Link Tags
https://git.kernel.org/stable/c/6018971710fdc7739f8655c1540832b4bb903671 patch
https://git.kernel.org/stable/c/160235efb4f9b55212dedff5de0094c606c4b303 patch
https://git.kernel.org/stable/c/3739d711246d8fbc95ff73dbdace9741cdce4777 patch
https://git.kernel.org/stable/c/193cc89ea0ca1da311877d2b4bb5e9f03bcc82a2 patch

Frequently Asked Questions

What is the severity of CVE-2024-42307?
CVE-2024-42307 has been scored as a medium severity vulnerability.
How to fix CVE-2024-42307?
To fix CVE-2024-42307, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2024-42307 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2024-42307 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2024-42307?
CVE-2024-42307 affects Linux Linux, Linux Linux.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.