CVE-2015-3622

Published: May 12, 2015Modified: May 6, 2026

4.3

Vector

AV:N/AC:M/Au:N/C:N/I:N/A:P

Exploitability: 8.6 / Impact: 2.9

Source: NVD

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.

Affected (3)

Products: Opensuse: Opensuse · Fedoraproject: Fedora · Gnu: Libtasn1

1 product

1 product

1 product

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Opensuse Opensuse	Version 13.2

Configuration B

1 vulnerable

Vulnerable Software	Affected Versions
Fedoraproject Fedora	Version 21

Configuration C

1 vulnerable

Vulnerable Software	Affected Versions
Gnu Libtasn1	Up to 4.4

Related CWEs

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.

References (28)

http://lists.fedoraproject.org/pipermail/package-announce/2015-May/158225.html

Source: cve@mitre.org

http://lists.opensuse.org/opensuse-updates/2015-08/msg00014.html

Source: cve@mitre.org

http://lists.opensuse.org/opensuse-updates/2016-06/msg00047.html

Source: cve@mitre.org

http://lists.opensuse.org/opensuse-updates/2016-06/msg00097.html

Source: cve@mitre.org

http://packetstormsecurity.com/files/131711/libtasn1-Heap-Overflow.html

Source: cve@mitre.org

Exploit

http://seclists.org/fulldisclosure/2015/Apr/109

Source: cve@mitre.org

Exploit

http://www.debian.org/security/2015/dsa-3256

Source: cve@mitre.org

http://www.mandriva.com/security/advisories?name=MDVSA-2015:232

Source: cve@mitre.org

http://www.securityfocus.com/bid/74419

Source: cve@mitre.org

http://www.securitytracker.com/id/1032246

Source: cve@mitre.org

http://www.ubuntu.com/usn/USN-2604-1

Source: cve@mitre.org

https://access.redhat.com/errata/RHSA-2017:1860

Source: cve@mitre.org

https://lists.gnu.org/archive/html/help-libtasn1/2015-04/msg00000.html

Source: cve@mitre.org

https://security.gentoo.org/glsa/201509-04

Source: cve@mitre.org

http://lists.fedoraproject.org/pipermail/package-announce/2015-May/158225.html