CVE-2011-1679
Description
ncpfs 2.2.6 and earlier attempts to use (1) ncpmount to append to the /etc/mtab file and (2) ncpumount to append to the /etc/mtab.tmp file without first checking whether resource limits would interfere, which allows local users to trigger corruption of the /etc/mtab file via a process with a small RLIMIT_FSIZE value, a related issue to CVE-2011-1089.
Predictions
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.
References
- http://openwall.com/lists/oss-security/2011/03/04/10
- http://openwall.com/lists/oss-security/2011/03/04/11
- http://openwall.com/lists/oss-security/2011/03/04/12
- http://openwall.com/lists/oss-security/2011/03/04/9
- http://openwall.com/lists/oss-security/2011/03/05/3
- http://openwall.com/lists/oss-security/2011/03/05/7
- http://openwall.com/lists/oss-security/2011/03/07/9
- http://openwall.com/lists/oss-security/2011/03/14/16
- http://openwall.com/lists/oss-security/2011/03/14/5
- http://openwall.com/lists/oss-security/2011/03/14/7
- http://openwall.com/lists/oss-security/2011/03/15/6
- http://openwall.com/lists/oss-security/2011/03/22/4
- http://openwall.com/lists/oss-security/2011/03/22/6
- http://openwall.com/lists/oss-security/2011/03/31/3
- http://openwall.com/lists/oss-security/2011/03/31/4
- http://openwall.com/lists/oss-security/2011/04/01/2
- https://bugzilla.redhat.com/show_bug.cgi?id=688980
- https://exchange.xforce.ibmcloud.com/vulnerabilities/66701
- http://openwall.com/lists/oss-security/2011/03/04/10
- http://openwall.com/lists/oss-security/2011/03/04/11
- http://openwall.com/lists/oss-security/2011/03/04/12
- http://openwall.com/lists/oss-security/2011/03/04/9
- http://openwall.com/lists/oss-security/2011/03/05/3
- http://openwall.com/lists/oss-security/2011/03/05/7
- http://openwall.com/lists/oss-security/2011/03/07/9
CWEs
CWE-20
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.