EUVD-2025-18595

Malicious code in bioql PyPI...

CVE-2025-38058 __legitimize_mnt(): check for MNT_SYNC_UMOUNT should be under mount_lock

In the Linux kernel, the following vulnerability has been resolved: legitimizemnt: check for MNTSYNCUMOUNT should be under mountlock ... or we risk stealing final mntput from sync umount - raising mntcount after umount2 has verified that victim is not busy, but before it has set MNTSYNCUMOUNT; in...

CVE-2025-38058

CVE-2025-38058 affects the Linux kernel: the function __legitimize_mnt() in fs/namespace.c mis-handled synchronization around MNT_SYNC_UMOUNT, risking an incorrect mnt_count handling and a dropped reference to the caller after umount(2) checks but before MNT_SYNC_UMOUNT is set. The issue is resol...