What’s Vulnerable › Vulnerabilities

CVE-2014-3646

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2014-11-10 · updated 2026-06-17

Description

arch/x86/kvm/vmx.c in the KVM subsystem in the Linux kernel through 3.17.2 does not have an exit handler for the INVVPID instruction, which allows guest OS users to cause a denial of service (guest OS crash) via a crafted application.

Affected products

• Canonical Ubuntu Linux: 12.04
• Debian Linux: 7.0
• Linux kernel: through 3.17.2
• openSUSE Evergreen: 11.4
• Red Hat Enterprise Linux: 5.0
• SUSE Linux Enterprise: 11-sp2

References

• http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=a642fc305053cc1c6e47e4f4df327895747ab485
• http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00010.html
• http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00025.html
• http://rhn.redhat.com/errata/RHSA-2015-0126.html
• http://rhn.redhat.com/errata/RHSA-2015-0284.html
• http://www.debian.org/security/2014/dsa-3060
• http://www.openwall.com/lists/oss-security/2014/10/24/9
• http://www.ubuntu.com/usn/USN-2394-1
• http://www.ubuntu.com/usn/USN-2417-1
• http://www.ubuntu.com/usn/USN-2418-1
• https://bugzilla.redhat.com/show_bug.cgi?id=1144825
• https://github.com/torvalds/linux/commit/a642fc305053cc1c6e47e4f4df327895747ab485

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