CVE-2015-3196

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    CVE-2015-3196

    Published: 6 Dec 2015Last Modified: 16 Apr 2026

    Summary:

    Details: ssl/s3_clnt.c in OpenSSL 1.0.0 before 1.0.0t, 1.0.1 before 1.0.1p, and 1.0.2 before 1.0.2d, when used for a multi-threaded client, writes the PSK identity hint to an incorrect data structure, which allows remote servers to cause a denial of service (race condition and double free) via a crafted ServerKeyExchange message.

    References: http://fortiguard.com/advisory/openssl-advisory-december-2015, http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10759, http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10761, http://lists.fedoraproject.org/pipermail/package-announce/2015-December/173801.html, http://lists.opensuse.org/opensuse-updates/2015-12/msg00070.html, http://lists.opensuse.org/opensuse-updates/2015-12/msg00071.html, http://marc.info/?l=bugtraq&m=145382583417444&w=2, http://openssl.org/news/secadv/20151203.txt, http://rhn.redhat.com/errata/RHSA-2015-2617.html, http://rhn.redhat.com/errata/RHSA-2016-2957.html, http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20151204-openssl, http://www.debian.org/security/2015/dsa-3413, http://www.fortiguard.com/advisory/openssl-advisory-december-2015, http://www.oracle.com/technetwork/security-advisory/cpuapr2016v3-2985753.html, http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html, http://www.oracle.com/technetwork/topics/security/bulletinjan2016-2867206.html, http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html, http://www.securityfocus.com/bid/78622, http://www.securitytracker.com/id/1034294, http://www.slackware.com/security/viewer.php?l=slackware-security&y=2015&m=slackware-security.754583, http://www.ubuntu.com/usn/USN-2830-1, https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c04944173, https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05398322, https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA40100, http://lists.fedoraproject.org/pipermail/package-announce/2015-December/173801.html, http://lists.opensuse.org/opensuse-updates/2015-12/msg00070.html, http://lists.opensuse.org/opensuse-updates/2015-12/msg00071.html, http://marc.info/?l=bugtraq&m=145382583417444&w=2, http://www.oracle.com/technetwork/security-advisory/cpuapr2016v3-2985753.html, http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html, https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf, https://git.openssl.org/?p=openssl.git%3Ba=commit%3Bh=3c66a669dfc7b3792f7af0758ea26fe8502ce70c

    Affected packages

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    CVE-2015-3196 | CVE-DB