CVE-2013-5666
medium
CVSS v3
—
CVSS v4 NEW
—
VIR risk
4.7
Description
The sendfile system-call implementation in sys/kern/uipc_syscalls.c in the kernel in FreeBSD 9.2-RC1 and 9.2-RC2 does not properly pad transmissions, which allows local users to obtain sensitive information (kernel memory) via a length greater than the length of the file.
Predictions
Exploit likelihood
20%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| freebsd | 9.2 | affected | |
References
- http://osvdb.org/97142
- http://svnweb.freebsd.org/base?view=revision&revision=255442
- http://www.freebsd.org/security/advisories/FreeBSD-SA-13%3a11.sendfile.asc
- http://www.securitytracker.com/id/1029013
- http://osvdb.org/97142
- http://svnweb.freebsd.org/base?view=revision&revision=255442
- http://www.freebsd.org/security/advisories/FreeBSD-SA-13%3a11.sendfile.asc
- http://www.securitytracker.com/id/1029013
CWEs
CWE-200
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.