High severity8.1NVD Advisory· Published Aug 10, 2016· Updated Jun 17, 2026
CVE-2016-5421
CVE-2016-5421
Description
Use-after-free vulnerability in libcurl before 7.50.1 allows attackers to control which connection is used or possibly have unspecified other impact via unknown vectors.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
14cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:*+ 2 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:16.04:*:*:*:lts:*:*:*
cpe:2.3:o:fedoraproject:fedora:23:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:fedoraproject:fedora:23:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:24:*:*:*:*:*:*:*
- osv-coords4 versionspkg:rpm/suse/curl&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP1pkg:rpm/suse/curl&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP1pkg:rpm/suse/curl&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1pkg:rpm/suse/curl&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP1
< 7.37.0-28.1+ 3 more
- (no CPE)range: < 7.37.0-28.1
- (no CPE)range: < 7.37.0-28.1
- (no CPE)range: < 7.37.0-28.1
- (no CPE)range: < 7.37.0-28.1
Patches
Vulnerability mechanics
References
15- www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.htmlnvdPatchThird Party Advisory
- lists.opensuse.org/opensuse-updates/2016-09/msg00011.htmlnvdThird Party Advisory
- lists.opensuse.org/opensuse-updates/2016-09/msg00094.htmlnvdThird Party Advisory
- www.debian.org/security/2016/dsa-3638nvdThird Party Advisory
- www.securityfocus.com/bid/92306nvdThird Party AdvisoryVDB Entry
- www.securitytracker.com/id/1036536nvdThird Party AdvisoryVDB Entry
- www.slackware.com/security/viewer.phpnvdThird Party Advisory
- www.ubuntu.com/usn/USN-3048-1nvdThird Party Advisory
- access.redhat.com/errata/RHSA-2018:3558nvdThird Party Advisory
- curl.haxx.se/docs/adv_20160803C.htmlnvdMitigationVendor Advisory
- security.gentoo.org/glsa/201701-47nvdThird Party Advisory
- source.android.com/security/bulletin/2016-12-01.htmlnvdThird Party Advisory
- www.tenable.com/security/tns-2016-18nvdThird Party Advisory
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GLPXQQKURBQFM4XM6645VRPTOE2AWG33/nvd
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/K3GQH4V3XAQ5Z53AMQRDEC3C3UHTW7QR/nvd
News mentions
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