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CVE-2026-46159 btrfs: fix btrfs_ioctl_space_info() slot_count TOCTOU which can lead to info-leak

🗓️ 28 May 2026 09:36:14Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 8 Views

Fixed TOCTOU in btrfs_ioctl_space_info to copy only filled entries and use kzalloc to prevent info leaks.

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15 Jul 2026 01:49Current
6.2Medium risk
Vulners AI Score6.2
CVSS 3.14.7
EPSS0.00093
8