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// vulnerability record
cached · NVD via COSMOS syncCVE-2026-57589
HIGHpublished 2026-06-25 01:16 UTC · 4 days ago · modified 2026-06-26 05:16 UTC
7.4
CVSS / 10
// description
sys/kern/sysv_sem.c in OpenBSD through 7.9 has a use-after-free allowing local privilege escalation to root. This is a context switch use-after-free after tsleep in sys_semget().
// cvss 3.1 vector
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
// weaknesses (CWE)
- CWE-416