NFSD: fix leaked reference count of nfsd4_ssc_umount_item
In the Linux kernel, the following vulnerability has been resolved: NFSD: fix leaked reference count of nfsd4_ssc_umount_item The reference count of nfsd4_ssc_umount_item is not decremented on error conditions. This prevents the laundromat from unmounting the vfsmount of the source file. This patch decrements the reference count of nfsd4_ssc_umount_item on error.
02 / AFFECTED SOFTWARE
Affected packages
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
In the Linux kernel, the following vulnerability has been resolved: NFSD: fix leaked reference count of nfsd4_ssc_umount_item The reference count of nfsd4_ssc_umount_item is not decremented on error conditions. This prevents the laundromat from unmounting the vfsmount of the source file. This patch decrements the reference count of nfsd4_ssc_umount_item on error.
05 / REFERENCES
Further evidence
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- https://git.kernel.org/stable/c/2da50149981d05955e51c28e982e9ac29bd73417
- https://git.kernel.org/stable/c/34e8f9ec4c9ac235f917747b23a200a5e0ec857b
- https://git.kernel.org/stable/c/6c3c05402547aaca3edb23327b50f01a881831b9
- https://git.kernel.org/stable/c/80a15dc4a0214b55ca42675bb0bb2a8d857eb1d0
- https://git.kernel.org/stable/c/9f0df37520a27ad99eaacf38418b3d2bb5023105
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53381.json
- https://nvd.nist.gov/vuln/detail/CVE-2023-53381