CVE-2014-5119
Description
Off-by-one error in the __gconv_translit_find function in gconv_trans.c in GNU C Library (aka glibc) allows context-dependent attackers to cause a denial of service (crash) or execute arbitrary code via vectors related to the CHARSET environment variable and gconv transliteration modules.
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.
Exploits
Public proof-of-concept code below. AS-IS, for defenders and authorised testing only.
Exploit-DB
glibc - NUL Byte gconv_translit_find Off-by-One
OS impact
Debian Mixed 6 releases
| Version | Status | Fixed in |
|---|---|---|
| trixie | Fixed | 2.19-10 |
| sid | Fixed | 2.19-10 |
| forky | Fixed | 2.19-10 |
| bullseye | Fixed | 2.19-10 |
| bookworm | Fixed | 2.19-10 |
| 7.0 | Affected | — |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| gnu | glibc | {"endExcluding":"2.20"} | 2.20 |
References
- http://googleprojectzero.blogspot.com/2014/08/the-poisoned-nul-byte-2014-edition.html
- http://linux.oracle.com/errata/ELSA-2015-0092.html
- http://lists.opensuse.org/opensuse-security-announce/2014-09/msg00017.html
- http://rhn.redhat.com/errata/RHSA-2014-1118.html
- http://seclists.org/fulldisclosure/2014/Aug/69
- http://secunia.com/advisories/60345
- http://secunia.com/advisories/60358
- http://secunia.com/advisories/60441
- http://secunia.com/advisories/61074
- http://secunia.com/advisories/61093
- http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2014-5119
- http://www-01.ibm.com/support/docview.wss?uid=swg21685604
- http://www.debian.org/security/2014/dsa-3012
- http://www.mandriva.com/security/advisories?name=MDVSA-2014:175
- http://www.openwall.com/lists/oss-security/2014/07/14/1
- http://www.openwall.com/lists/oss-security/2014/08/13/5
- http://www.securityfocus.com/bid/68983
- http://www.securityfocus.com/bid/69738
- https://code.google.com/p/google-security-research/issues/detail?id=96
- https://rhn.redhat.com/errata/RHSA-2014-1110.html
- https://security.gentoo.org/glsa/201602-02
- https://sourceware.org/bugzilla/show_bug.cgi?id=17187
- https://security-tracker.debian.org/tracker/CVE-2014-5119
CWEs
CWE-189
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.