OpenBSD Kernel Use‑After‑Free Enables Local Privilege Escalation
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
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| OpenBSD | OpenBSD | unaffected |
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No data.
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| Openbsd | Openbsd |
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No CVSS v4.0
No CVSS v3.0
No CVSS v2
This CVE is not in the KEV list.
Exploit prediction score: < 1% (0.169% probability within 30 days)
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| Metrics |
ssvc
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| Title | OpenBSD Kernel Use‑After‑Free Enables Local Privilege Escalation |
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| 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(). | |
| First Time appeared |
Openbsd
Openbsd openbsd |
|
| Weaknesses | CWE-416 | |
| CPEs | cpe:2.3:o:openbsd:openbsd:*:*:*:*:*:*:*:* | |
| Vendors & Products |
Openbsd
Openbsd openbsd |
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| References |
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| Metrics |
cvssV3_1
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