Vulnerability DatabaseCVE-2015-3456
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CVE-2015-3456
Published:May 13, 2015
Updated:May 17, 2026
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.
Related Resources (51)
http://www.ubuntu.com/usn/USN-2608-1
https://kb.juniper.net/JSA10783
https://security.gentoo.org/glsa/201602-01
http://marc.info/?l=bugtraq&m=143387998230996&w=2
http://lists.opensuse.org/opensuse-security-announce/2015-05/msg00014.html
http://rhn.redhat.com/errata/RHSA-2015-0999.html
http://lists.opensuse.org/opensuse-security-announce/2015-05/msg00018.html
http://www.oracle.com/technetwork/topics/security/cpujul2015-2367936.html
https://www.suse.com/security/cve/CVE-2015-3456.html
https://www.exploit-db.com/exploits/37053/
http://support.citrix.com/article/CTX201078
http://rhn.redhat.com/errata/RHSA-2015-1000.html
http://www.debian.org/security/2015/dsa-3259
https://www.arista.com/en/support/advisories-notices/security-advisories/1128-security-advisory-10
http://rhn.redhat.com/errata/RHSA-2015-1011.html
http://rhn.redhat.com/errata/RHSA-2015-1001.html
http://lists.opensuse.org/opensuse-security-announce/2015-05/msg00019.html
http://rhn.redhat.com/errata/RHSA-2015-0998.html
http://rhn.redhat.com/errata/RHSA-2015-1002.html
http://lists.opensuse.org/opensuse-security-announce/2015-05/msg00021.html
https://people.canonical.com/~ubuntu-security/cve/CVE-2015-3456
http://lists.fedoraproject.org/pipermail/package-announce/2015-May/158072.html
http://venom.crowdstrike.com/
https://kc.mcafee.com/corporate/index?page=content&id=SB10118
http://www.debian.org/security/2015/dsa-3274
http://git.qemu.org/?p=qemu.git%3Ba=commitdiff%3Bh=e907746266721f305d67bc0718795fedee2e824c
http://rhn.redhat.com/errata/RHSA-2015-1004.html
http://www.securityfocus.com/bid/74640
http://www.securitytracker.com/id/1032917
https://support.lenovo.com/us/en/product_security/venom
http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10693
http://lists.opensuse.org/opensuse-security-announce/2015-06/msg00001.html
http://marc.info/?l=bugtraq&m=143229451215900&w=2
https://access.redhat.com/security/cve/CVE-2015-3456
https://security-tracker.debian.org/tracker/CVE-2015-3456
http://lists.opensuse.org/opensuse-security-announce/2015-05/msg00013.html
http://www1.huawei.com/en/security/psirt/security-bulletins/security-advisories/hw-438937.htm
https://bto.bluecoat.com/security-advisory/sa95
http://xenbits.xen.org/xsa/advisory-133.html
http://lists.opensuse.org/opensuse-updates/2015-08/msg00021.html
https://securityblog.redhat.com/2015/05/13/venom-dont-get-bitten/
http://rhn.redhat.com/errata/RHSA-2015-1003.html
https://access.redhat.com/articles/1444903
http://www.securitytracker.com/id/1032306
http://www.debian.org/security/2015/dsa-3262
http://www.securitytracker.com/id/1032311
http://www.fortiguard.com/advisory/2015-05-19-cve-2015-3456-venom-vulnerability
http://lists.opensuse.org/opensuse-security-announce/2015-05/msg00042.html
https://security.gentoo.org/glsa/201604-03
https://security.gentoo.org/glsa/201612-27
http://lists.opensuse.org/opensuse-security-announce/2015-05/msg00009.html
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CVSS v3
Base Score:
8
Attack Vector
ADJACENT
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
CVSS v2
Base Score:
7.7
Access Vector
ADJACENT NETWORK
Access Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Weakness Type (CWE)
Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE-119
EPSS
Base Score:
32.26