Description
Off-by-one error in the OBJ_obj2txt function in LibreSSL before 2.3.1 allows remote attackers to cause a denial of service (program crash) or possible execute arbitrary code via a crafted X.509 certificate, which triggers a stack-based buffer overflow. Note: this vulnerability exists because of an incorrect fix for CVE-2014-3508.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
LibreSSL LibreSSL
before 2.3.1affected
References
- http://packetstormsecurity.com/files/133998/Qualys-Security-Advisory-LibreSSL-Leak-Overflow.html ↗
- http://seclists.org/fulldisclosure/2015/Oct/75 ↗
- http://www.securityfocus.com/archive/1/archive/1/536692/100/0/threaded ↗
- http://lists.opensuse.org/opensuse-updates/2015-10/msg00050.html ↗
- http://ftp.openbsd.org/pub/OpenBSD/LibreSSL/libressl-2.3.1-relnotes.txt ↗