CVEvulnerability
CVE-2026-57589
7.8 HIGH
Official page ↗
- Status
- Analyzed
- Published
- 2026-06-25
- Last modified
- 2026-07-10
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.4 HIGH — CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
- CVSS 3.1 ([email protected])
- 7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-416
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().
Affected configurations
• openbsd openbsd (<= 7.9)
Related
Weakness · CWE (1)
- CWE-416 Use After Free weakness