CVE-2016-2109

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    CVE-2016-2109

    Published: 5 May 2016Last Modified: 8 Jul 2026

    Summary:

    Details: The asn1_d2i_read_bio function in crypto/asn1/a_d2i_fp.c in the ASN.1 BIO implementation in OpenSSL before 1.0.1t and 1.0.2 before 1.0.2h allows remote attackers to cause a denial of service (memory consumption) via a short invalid encoding.

    References: http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10759, http://lists.apple.com/archives/security-announce/2016/Jul/msg00000.html, http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00001.html, http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00008.html, http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00010.html, http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00011.html, http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00013.html, http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00014.html, http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00015.html, http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00016.html, http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00017.html, http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00018.html, http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00019.html, http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00029.html, http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00030.html, http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00036.html, http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00055.html, http://packetstormsecurity.com/files/136912/Slackware-Security-Advisory-openssl-Updates.html, http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160504-openssl, http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html, http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html, http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html, http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html, http://www.securityfocus.com/bid/87940, http://www.securityfocus.com/bid/91787, http://www.securitytracker.com/id/1035721, http://www.slackware.com/security/viewer.php?l=slackware-security&y=2016&m=slackware-security.542103, https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf, https://git.openssl.org/?p=openssl.git%3Ba=commit%3Bh=c62981390d6cf9e3d612c489b8b77c2913b25807, https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03756en_us, https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03765en_us, https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05320149, https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05390722, https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA40202, https://kc.mcafee.com/corporate/index?page=content&id=SB10160, https://source.android.com/security/bulletin/2017-07-01, https://support.apple.com/HT206903, https://www.tenable.com/security/tns-2016-18, http://rhn.redhat.com/errata/RHSA-2016-0722.html, http://rhn.redhat.com/errata/RHSA-2016-0996.html, http://rhn.redhat.com/errata/RHSA-2016-2056.html, http://rhn.redhat.com/errata/RHSA-2016-2073.html, http://rhn.redhat.com/errata/RHSA-2016-2957.html, http://www.debian.org/security/2016/dsa-3566, http://www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.html, http://www.oracle.com/technetwork/security-advisory/cpujul2016-2881720.html, http://www.oracle.com/technetwork/security-advisory/cpujul2017-3236622.html, http://www.oracle.com/technetwork/security-advisory/cpujul2018-4258247.html, http://www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.html, http://www.ubuntu.com/usn/USN-2959-1, https://bto.bluecoat.com/security-advisory/sa123, https://security.gentoo.org/glsa/201612-16, https://security.netapp.com/advisory/ntap-20160504-0001/, https://www.freebsd.org/security/advisories/FreeBSD-SA-16:17.openssl.asc, https://www.openssl.org/news/secadv/20160503.txt

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    1.0.2
    1.0.2-beta1
    1.0.2-beta2
    1.0.2-beta3

    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-2016-2109 | CVE-DB