CVE-2015-3456 Information

Description

The Floppy Disk Controller (FDC) in QEMU as used in Xen 4.5.x and earlier and KVM allows local guest users to cause a denial of service (out-of-bounds write and guest crash) or possibly execute arbitrary code via the (1) FD_CMD_READ_ID (2) FD_CMD_DRIVE_SPECIFICATION_COMMAND or other unspecified commands aka VENOM.

Reference

http://git.qemu.org/?p=qemu.git;a=commitdiff;h=e907746266721f305d67bc0718795fedee2e824c http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10693 http://lists.fedoraproject.org/pipermail/package-announce/2015-May/158072.html http://lists.opensuse.org/opensuse-security-announce/2015-05/msg00009.html http://lists.opensuse.org/opensuse-security-announce/2015-05/msg00013.html http://lists.opensuse.org/opensuse-security-announce/2015-05/msg00014.html http://lists.opensuse.org/opensuse-security-announce/2015-05/msg00018.html http://lists.opensuse.org/opensuse-security-announce/2015-05/msg00019.html http://lists.opensuse.org/opensuse-security-announce/2015-05/msg00021.html http://lists.opensuse.org/opensuse-security-announce/2015-05/msg00042.html http://lists.opensuse.org/opensuse-security-announce/2015-06/msg00001.html http://lists.opensuse.org/opensuse-updates/2015-08/msg00021.html http://marc.info/?l=bugtraq&m=143229451215900&w=2 http://marc.info/?l=bugtraq&m=143387998230996&w=2 http://rhn.redhat.com/errata/RHSA-2015-0998.html http://rhn.redhat.com/errata/RHSA-2015-0999.html http://rhn.redhat.com/errata/RHSA-2015-1000.html http://rhn.redhat.com/errata/RHSA-2015-1001.html http://rhn.redhat.com/errata/RHSA-2015-1002.html http://rhn.redhat.com/errata/RHSA-2015-1003.html http://rhn.redhat.com/errata/RHSA-2015-1004.html http://rhn.redhat.com/errata/RHSA-2015-1011.html http://support.citrix.com/article/CTX201078 http://venom.crowdstrike.com/ http://www.debian.org/security/2015/dsa-3259 http://www.debian.org/security/2015/dsa-3262 http://www.debian.org/security/2015/dsa-3274 http://www.fortiguard.com/advisory/2015-05-19-cve-2015-3456-venom-vulnerability http://www.oracle.com/technetwork/topics/security/cpujul2015-2367936.html http://www.securityfocus.com/bid/74640 http://www.securitytracker.com/id/1032306 http://www.securitytracker.com/id/1032311 http://www.securitytracker.com/id/1032917 http://www.ubuntu.com/usn/USN-2608-1 http://www1.huawei.com/en/security/psirt/security-bulletins/security-advisories/hw-438937.htm http://xenbits.xen.org/xsa/advisory-133.html https://access.redhat.com/articles/1444903 https://bto.bluecoat.com/security-advisory/sa95 https://kb.juniper.net/JSA10783 https://kc.mcafee.com/corporate/index?page=content&id=SB10118 https://security.gentoo.org/glsa/201602-01 https://security.gentoo.org/glsa/201604-03 https://security.gentoo.org/glsa/201612-27 https://securityblog.redhat.com/2015/05/13/venom-dont-get-bitten/ https://support.lenovo.com/us/en/product_security/venom https://www.exploit-db.com/exploits/37053/ https://www.suse.com/security/cve/CVE-2015-3456.html