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…

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.

Scores

EPSS (exploitation in 30 days)

15.3% · top 3.2% of all CVEs (4 Nov 2026)

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.7.

Weakness

• n/a
• CWE-119 (opens in a new tab)All about CWE-119 and its CVEs

Affected products

• n/a

  • affected n/a

References (48)

• 37053 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
• 1032306 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
• http://www.oracle.com/technetwork/topics/security/cpujul2015-2367936.html (opens in a new tab)x_refsource_CONFIRMx_transferred
• SUSE-SU-2015:0889 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• https://kb.juniper.net/JSA10783 (opens in a new tab)x_refsource_CONFIRMx_transferred
• DSA-3259 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
• SUSE-SU-2015:0929 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• SUSE-SU-2015:0896 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• GLSA-201612-27 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
• RHSA-2015:0999 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• https://kc.mcafee.com/corporate/index?page=content&id=SB10118 (opens in a new tab)x_refsource_CONFIRMx_transferred
• SUSE-SU-2015:0923 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• RHSA-2015:1001 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• HPSBMU03336 (opens in a new tab)vendor-advisoryx_refsource_HPx_transferred
• http://support.citrix.com/article/CTX201078 (opens in a new tab)x_refsource_CONFIRMx_transferred
• http://xenbits.xen.org/xsa/advisory-133.html (opens in a new tab)x_refsource_CONFIRMx_transferred
• RHSA-2015:1003 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• openSUSE-SU-2015:0893 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• 1032917 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
• HPSBMU03349 (opens in a new tab)vendor-advisoryx_refsource_HPx_transferred
• RHSA-2015:0998 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• https://www.suse.com/security/cve/CVE-2015-3456.html (opens in a new tab)x_refsource_CONFIRMx_transferred
• openSUSE-SU-2015:0894 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• FEDORA-2015-8249 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
• https://bto.bluecoat.com/security-advisory/sa95 (opens in a new tab)x_refsource_CONFIRMx_transferred
• RHSA-2015:1004 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• http://venom.crowdstrike.com/ (opens in a new tab)x_refsource_MISCx_transferred
• RHSA-2015:1011 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• https://support.lenovo.com/us/en/product_security/venom (opens in a new tab)x_refsource_CONFIRMx_transferred
• SUSE-SU-2015:0927 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• http://git.qemu.org/?p=qemu.git%3Ba=commitdiff%3Bh=e907746266721f305d67bc0718795fedee2e824c (opens in a new tab)x_refsource_CONFIRMx_transferred
• GLSA-201604-03 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
• RHSA-2015:1002 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• USN-2608-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
• https://securityblog.redhat.com/2015/05/13/venom-dont-get-bitten/ (opens in a new tab)x_refsource_CONFIRMx_transferred
• openSUSE-SU-2015:0983 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10693 (opens in a new tab)x_refsource_CONFIRMx_transferred
• 1032311 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
• http://www1.huawei.com/en/security/psirt/security-bulletins/security-advisories/hw-438937.htm (opens in a new tab)x_refsource_CONFIRMx_transferred
• DSA-3262 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
• GLSA-201602-01 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
• openSUSE-SU-2015:1400 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• 74640 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
• DSA-3274 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
• http://www.fortiguard.com/advisory/2015-05-19-cve-2015-3456-venom-vulnerability (opens in a new tab)x_refsource_CONFIRMx_transferred
• https://access.redhat.com/articles/1444903 (opens in a new tab)x_refsource_CONFIRMx_transferred
• RHSA-2015:1000 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• https://www.arista.com/en/support/advisories-notices/security-advisories/1128-security-advisory-10 (opens in a new tab)x_refsource_MISCx_transferred

Sources

The same CVE in the primary databases and aggregators, to check against.

• CVE.org record (opens in a new tab)
• CVE List JSON (GitHub) (opens in a new tab)
• NVD (opens in a new tab)
• FIRST EPSS (opens in a new tab)
• OSV.dev (opens in a new tab)
• GitHub Advisories (opens in a new tab)
• CIRCL Vulnerability-Lookup (opens in a new tab)

Badge for a README or a ticket

[![CVE-2015-3456](https://trackcve.app/badge/CVE-2015-3456.svg)](https://trackcve.app/cve/CVE-2015-3456)

Record last updated 6 Aug 2024, 05:47 UTC.