Medium severity5.9NVD Advisory· Published May 5, 2016· Updated Jun 17, 2026
CVE-2016-4008
CVE-2016-4008
Description
The _asn1_extract_der_octet function in lib/decoding.c in GNU Libtasn1 before 4.8, when used without the ASN1_DECODE_FLAG_STRICT_DER flag, allows remote attackers to cause a denial of service (infinite recursion) via a crafted certificate.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
22cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:*+ 3 more
- cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
cpe:2.3:o:fedoraproject:fedora:22:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:o:fedoraproject:fedora:22:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:23:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:24:*:*:*:*:*:*:*
- osv-coords12 versionspkg:rpm/opensuse/libtasn1&distro=openSUSE%20Tumbleweedpkg:rpm/suse/libtasn1&distro=SUSE%20Linux%20Enterprise%20Desktop%2012pkg:rpm/suse/libtasn1&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP1pkg:rpm/suse/libtasn1&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4pkg:rpm/suse/libtasn1&distro=SUSE%20Linux%20Enterprise%20Server%2012pkg:rpm/suse/libtasn1&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP1pkg:rpm/suse/libtasn1&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4pkg:rpm/suse/libtasn1&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012pkg:rpm/suse/libtasn1&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1pkg:rpm/suse/libtasn1&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2011%20SP4pkg:rpm/suse/libtasn1&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012pkg:rpm/suse/libtasn1&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP1
< 4.9-1.3+ 11 more
- (no CPE)range: < 4.9-1.3
- (no CPE)range: < 3.7-11.1
- (no CPE)range: < 3.7-11.1
- (no CPE)range: < 1.5-1.34.1
- (no CPE)range: < 3.7-11.1
- (no CPE)range: < 3.7-11.1
- (no CPE)range: < 1.5-1.34.1
- (no CPE)range: < 3.7-11.1
- (no CPE)range: < 3.7-11.1
- (no CPE)range: < 1.5-1.34.1
- (no CPE)range: < 3.7-11.1
- (no CPE)range: < 3.7-11.1
Patches
Vulnerability mechanics
References
13- git.savannah.gnu.org/gitweb/nvd
- git.savannah.gnu.org/gitweb/nvd
- lists.fedoraproject.org/pipermail/package-announce/2016-April/182299.htmlnvd
- lists.fedoraproject.org/pipermail/package-announce/2016-April/182907.htmlnvd
- lists.fedoraproject.org/pipermail/package-announce/2016-April/183221.htmlnvd
- lists.opensuse.org/opensuse-updates/2016-06/msg00047.htmlnvd
- lists.opensuse.org/opensuse-updates/2016-06/msg00097.htmlnvd
- www.debian.org/security/2016/dsa-3568nvd
- www.openwall.com/lists/oss-security/2016/04/11/3nvd
- www.ubuntu.com/usn/USN-2957-1nvd
- www.ubuntu.com/usn/USN-2957-2nvd
- lists.gnu.org/archive/html/help-libtasn1/2016-04/msg00009.htmlnvd
- security.gentoo.org/glsa/201703-05nvd
News mentions
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