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.
Metrics
CVSS 2.0 4.3/10
AV:N/AC:M/Au:N/C:N/I:N/A:PWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a | n/a |
References
- http://lists.fedoraproject.org/pipermail/package-announce/2015-May/158225.html
- http://lists.opensuse.org/opensuse-updates/2015-08/msg00014.html
- http://lists.opensuse.org/opensuse-updates/2016-06/msg00047.html
- http://lists.opensuse.org/opensuse-updates/2016-06/msg00097.html
- http://packetstormsecurity.com/files/131711/libtasn1-Heap-Overflow.htmlExploit
- http://seclists.org/fulldisclosure/2015/Apr/109Exploit
- http://www.debian.org/security/2015/dsa-3256
- http://www.mandriva.com/security/advisories?name=MDVSA-2015:232
- http://www.securityfocus.com/bid/74419
- http://www.securitytracker.com/id/1032246
- http://www.ubuntu.com/usn/USN-2604-1
- https://access.redhat.com/errata/RHSA-2017:1860
- https://lists.gnu.org/archive/html/help-libtasn1/2015-04/msg00000.html
- https://security.gentoo.org/glsa/201509-04
- http://lists.fedoraproject.org/pipermail/package-announce/2015-May/158225.html
- http://lists.opensuse.org/opensuse-updates/2015-08/msg00014.html
- http://lists.opensuse.org/opensuse-updates/2016-06/msg00047.html
- http://lists.opensuse.org/opensuse-updates/2016-06/msg00097.html
- http://packetstormsecurity.com/files/131711/libtasn1-Heap-Overflow.htmlExploit
- http://seclists.org/fulldisclosure/2015/Apr/109Exploit
- http://www.debian.org/security/2015/dsa-3256
- http://www.mandriva.com/security/advisories?name=MDVSA-2015:232
- http://www.securityfocus.com/bid/74419
- http://www.securitytracker.com/id/1032246
- http://www.ubuntu.com/usn/USN-2604-1
- https://access.redhat.com/errata/RHSA-2017:1860
- https://lists.gnu.org/archive/html/help-libtasn1/2015-04/msg00000.html
- https://security.gentoo.org/glsa/201509-04
Timeline
- Published
- May 12, 2015
- Last modified
- Jun 17, 2026
- NVD status
- Modified