VULNERABILITY INTELLIGENCE

CVE-2026-46159

CVSS score4.7 MEDIUM

EPSS probability0.33%

CISA KEVNot currently listed

Published2026-05-28

Last modified2026-10-15

Description

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix btrfs_ioctl_space_info() slot_count TOCTOU which can lead to info-leak btrfs_ioctl_space_info() has a TOCTOU race between two passes over the block group RAID type lists. The first pass counts entries to determine the a…