CVE-2009-2793 json
The kernel in NetBSD, probably 5.0.1 and earlier, on x86 platforms does not properly handle a pre-commit failure of the iret instruction, w…
published 2009-09-18 17 y ago modified 2026-06-16 4 mo ago also EUVD-2009-2783
- cvss
- 4.6
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.5%
- EPSS 0.5% chance of exploitation in 30 days, percentile 44%
- public exploits
- 1
- Exploit-DB
Summary
The kernel in NetBSD, probably 5.0.1 and earlier, on x86 platforms does not properly handle a pre-commit failure of the iret instruction, which might allow local users to gain privileges via vectors related to a tempEIP pseudocode variable that is outside of the code-segment limits.
Timeline
- First public exploit (EDB-33229)
- Published
Exploit prediction
0.52% chance of exploitation in the next 30 days, higher than 44% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- EDB-33229 NetBSD 5.0.1 - 'IRET' General Protection Fault Handling Privilege Escalation local, 2009-09-16
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 4.6 | AV:L/AC:L/Au:N/C:P/I:P/A:P |
Classification
- Weakness
-
- CWE-264 Permissions, Privileges, and Access Controls
References
-
securityfocus.com
/archive/1/506531/100/0/threaded
mailing-list
Sources
- CVE List CVE-2009-2793
- NVD CVE-2009-2793
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.