High severity7.5NVD Advisory· Published Sep 26, 2016· Updated Jun 17, 2026
CVE-2016-6304
CVE-2016-6304
Description
Multiple memory leaks in t1_lib.c in OpenSSL before 1.0.1u, 1.0.2 before 1.0.2i, and 1.1.0 before 1.1.0a allow remote attackers to cause a denial of service (memory consumption) via large OCSP Status Request extensions.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
75cpe:2.3:a:openssl:openssl:1.0.1:*:*:*:*:*:*:*+ 36 more
- cpe:2.3:a:openssl:openssl:1.0.1:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.1a:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.1b:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.1:beta1:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.1:beta2:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.1:beta3:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.1c:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.1d:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.1e:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.1f:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.1g:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.1h:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.1i:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.1j:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.1k:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.1l:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.1m:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.1n:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.1o:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.1p:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.1q:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.1r:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.1s:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.1t:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.2:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.2a:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.2b:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.2:beta1:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.2:beta2:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.2:beta3:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.2c:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.2d:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.2e:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.2f:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.0.2h:*:*:*:*:*:*:*
- cpe:2.3:a:openssl:openssl:1.1.0:*:*:*:*:*:*:*
- (no CPE)range: <1.0.1u, <1.0.2i, <1.1.0a
- cpe:2.3:o:novell:suse_linux_enterprise_module_for_web_scripting:12.0:*:*:*:*:*:*:*
- osv-coords36 versionspkg:rpm/opensuse/openssl-1_1&distro=openSUSE%20Tumbleweedpkg:rpm/suse/compat-openssl098&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP1pkg:rpm/suse/compat-openssl098&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Legacy%2012pkg:rpm/suse/compat-openssl098&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1pkg:rpm/suse/firefox-atk&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4-LTSSpkg:rpm/suse/firefox-cairo&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4-LTSSpkg:rpm/suse/firefox-gdk-pixbuf&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4-LTSSpkg:rpm/suse/firefox-glib2&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4-LTSSpkg:rpm/suse/firefox-gtk3&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4-LTSSpkg:rpm/suse/firefox-harfbuzz&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4-LTSSpkg:rpm/suse/firefox-libffi&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4-LTSSpkg:rpm/suse/firefox-libffi-gcc5&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4-LTSSpkg:rpm/suse/firefox-pango&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4-LTSSpkg:rpm/suse/MozillaFirefox-branding-SLED&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4-LTSSpkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4-LTSSpkg:rpm/suse/mozilla-nspr&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4-LTSSpkg:rpm/suse/mozilla-nss&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4-LTSSpkg:rpm/suse/nodejs4&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Web%20and%20Scripting%2012pkg:rpm/suse/openssl1&distro=SUSE%20Linux%20Enterprise%20Server%2011-SECURITYpkg:rpm/suse/openssl&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP1pkg:rpm/suse/openssl&distro=SUSE%20Linux%20Enterprise%20Point%20of%20Sale%2011%20SP3pkg:rpm/suse/openssl&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP2-LTSSpkg:rpm/suse/openssl&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-LTSSpkg:rpm/suse/openssl&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-TERADATApkg:rpm/suse/openssl&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4pkg:rpm/suse/openssl&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP1pkg:rpm/suse/openssl&distro=SUSE%20Linux%20Enterprise%20Server%2012-LTSSpkg:rpm/suse/openssl&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4pkg:rpm/suse/openssl&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012pkg:rpm/suse/openssl&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1pkg:rpm/suse/openssl&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2011%20SP4pkg:rpm/suse/openssl&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP1pkg:rpm/suse/openssl&distro=SUSE%20Manager%202.1pkg:rpm/suse/openssl&distro=SUSE%20Manager%20Proxy%202.1pkg:rpm/suse/openssl&distro=SUSE%20OpenStack%20Cloud%205pkg:rpm/suse/openssl&distro=SUSE%20Studio%20Onsite%201.3
< 1.1.1l-1.2+ 35 more
- (no CPE)range: < 1.1.1l-1.2
- (no CPE)range: < 0.9.8j-102.1
- (no CPE)range: < 0.9.8j-102.1
- (no CPE)range: < 0.9.8j-102.1
- (no CPE)range: < 2.26.1-2.8.4
- (no CPE)range: < 1.15.10-2.13.4
- (no CPE)range: < 2.36.11-2.8.4
- (no CPE)range: < 2.54.3-2.14.7
- (no CPE)range: < 3.10.9-2.15.3
- (no CPE)range: < 1.7.5-2.7.4
- (no CPE)range: < 3.2.1.git259-2.3.3
- (no CPE)range: < 5.3.1+r233831-14.1
- (no CPE)range: < 1.40.14-2.7.4
- (no CPE)range: < 68-21.9.8
- (no CPE)range: < 68.2.0-78.51.4
- (no CPE)range: < 4.21-29.6.1
- (no CPE)range: < 3.45-38.9.3
- (no CPE)range: < 4.6.0-8.1
- (no CPE)range: < 1.0.1g-0.52.1
- (no CPE)range: < 1.0.1i-52.1
- (no CPE)range: < 0.9.8j-0.102.2
- (no CPE)range: < 0.9.8j-0.102.2
- (no CPE)range: < 0.9.8j-0.102.2
- (no CPE)range: < 0.9.8j-0.102.2
- (no CPE)range: < 0.9.8j-0.102.2
- (no CPE)range: < 1.0.1i-52.1
- (no CPE)range: < 1.0.1i-27.21.1
- (no CPE)range: < 0.9.8j-0.102.2
- (no CPE)range: < 1.0.1i-27.21.1
- (no CPE)range: < 1.0.1i-52.1
- (no CPE)range: < 0.9.8j-0.102.2
- (no CPE)range: < 1.0.1i-52.1
- (no CPE)range: < 0.9.8j-0.102.2
- (no CPE)range: < 0.9.8j-0.102.2
- (no CPE)range: < 0.9.8j-0.102.2
- (no CPE)range: < 0.9.8j-0.102.2
Patches
Vulnerability mechanics
References
62- www.oracle.com/technetwork/security-advisory/cpuapr2018-3678067.htmlnvdPatchThird Party Advisory
- www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.htmlnvdPatchThird Party Advisory
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- lists.opensuse.org/opensuse-security-announce/2016-09/msg00024.htmlnvdMailing ListThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2016-09/msg00031.htmlnvdMailing ListThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2016-10/msg00005.htmlnvdMailing ListThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2016-10/msg00011.htmlnvdMailing ListThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2016-10/msg00012.htmlnvdMailing ListThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2016-10/msg00013.htmlnvdMailing ListThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2016-10/msg00021.htmlnvdMailing ListThird Party Advisory
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- packetstormsecurity.com/files/139091/OpenSSL-x509-Parsing-Double-Free-Invalid-Free.htmlnvdThird Party AdvisoryVDB Entry
- rhn.redhat.com/errata/RHSA-2016-1940.htmlnvdThird Party Advisory
- rhn.redhat.com/errata/RHSA-2016-2802.htmlnvdThird Party Advisory
- rhn.redhat.com/errata/RHSA-2017-1415.htmlnvdThird Party Advisory
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- www-01.ibm.com/support/docview.wssnvdThird Party Advisory
- www.debian.org/security/2016/dsa-3673nvdThird Party Advisory
- www.huawei.com/en/psirt/security-advisories/huawei-sa-20170322-01-openssl-ennvdThird Party Advisory
- www.oracle.com/technetwork/topics/security/linuxbulletinoct2016-3090545.htmlnvdThird Party Advisory
- www.oracle.com/technetwork/topics/security/ovmbulletinoct2016-3090547.htmlnvdThird Party Advisory
- www.securityfocus.com/bid/93150nvdThird Party AdvisoryVDB Entry
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- bto.bluecoat.com/security-advisory/sa132nvdThird Party Advisory
- kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA40312nvdThird Party Advisory
- kc.mcafee.com/corporate/indexnvdThird Party Advisory
- kc.mcafee.com/corporate/indexnvdThird Party Advisory
- nodejs.org/en/blog/vulnerability/september-2016-security-releases/nvdThird Party Advisory
- security.freebsd.org/advisories/FreeBSD-SA-16:26.openssl.ascnvdThird Party Advisory
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- git.openssl.orgnvd
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