Description
The _asn1_extract_der_octet function in lib/decoding.c in GNU Libtasn1 before 4.5 allows remote attackers to cause a denial of service (out-of-bounds heap read) via a crafted certificate.
References (14)
Core 14
Core References
Third Party Advisory vendor-advisory
x_refsource_gentoo
https://security.gentoo.org/glsa/201509-04
Third Party Advisory, VDB Entry vdb-entry
x_refsource_sectrack
http://www.securitytracker.com/id/1032246
Mailing List, Third Party Advisory vendor-advisory
x_refsource_fedora
http://lists.fedoraproject.org/pipermail/package-announce/2015-May/158225.html
Vendor Advisory vendor-advisory
x_refsource_redhat
https://access.redhat.com/errata/RHSA-2017:1860
Exploit mailing-list
x_refsource_fulldisc
http://seclists.org/fulldisclosure/2015/Apr/109
Third Party Advisory vendor-advisory
x_refsource_debian
http://www.debian.org/security/2015/dsa-3256
Various Sources mailing-list
x_refsource_mlist
https://lists.gnu.org/archive/html/help-libtasn1/2015-04/msg00000.html
Mailing List vendor-advisory
x_refsource_suse
http://lists.opensuse.org/opensuse-updates/2016-06/msg00047.html
Vendor Advisory vendor-advisory
x_refsource_mandriva
http://www.mandriva.com/security/advisories?name=MDVSA-2015:232
Mailing List vendor-advisory
x_refsource_suse
http://lists.opensuse.org/opensuse-updates/2015-08/msg00014.html
Exploit x_refsource_misc
http://packetstormsecurity.com/files/131711/libtasn1-Heap-Overflow.html
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/74419
Mailing List vendor-advisory
x_refsource_suse
http://lists.opensuse.org/opensuse-updates/2016-06/msg00097.html
Vendor Advisory vendor-advisory
x_refsource_ubuntu
http://www.ubuntu.com/usn/USN-2604-1
Scores
EPSS
0.0606
EPSS Percentile
90.8%
Details
CWE
CWE-119
Status
published
Products (3)
fedoraproject/fedora
21
gnu/libtasn1
< 4.4
opensuse/opensuse
13.2
Published
May 12, 2015
Tracked Since
Feb 18, 2026