CVE-2024-50229 — Improper Locking in Linux
Severity
5.5MEDIUMNVD
OSV8.8OSV7.8OSV6.7OSV6.3OSV4.7
EPSS
0.0%
top 99.00%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedNov 9
Latest updateMay 28
Description
In the Linux kernel, the following vulnerability has been resolved:
nilfs2: fix potential deadlock with newly created symlinks
Syzbot reported that page_symlink(), called by nilfs_symlink(), triggers
memory reclamation involving the filesystem layer, which can result in
circular lock dependencies among the reader/writer semaphore
nilfs->ns_segctor_sem, s_writers percpu_rwsem (intwrite) and the
fs_reclaim pseudo lock.
This is because after commit 21fc61c73c39 ("don't put symlink bodies in
page…
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6