CVE-2014-3647

moderate-risk

Published 2014-11-10

arch/x86/kvm/emulate.c in the KVM subsystem in the Linux kernel through 3.17.2 does not properly perform RIP changes, which allows guest OS users to cause a denial of service (guest OS crash) via a crafted application.

Do I need to act?

0.04% chance of exploitation

EPSS score — low exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 5.5/10 Medium

LOCAL / LOW complexity

Affected Products (8)

Linux Kernel

Enterprise Linux

Ubuntu Linux

Debian Linux

Evergreen

Enterprise Linux

Suse Linux Enterprise Server

Linux

Affected Vendors

Oracle Debian Canonical Opensuse Redhat Suse Linux

References (28)

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=...

Mailing List http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00010.html

Mailing List http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00025.html

Third Party Advisory http://www.debian.org/security/2014/dsa-3060

Mailing List http://www.openwall.com/lists/oss-security/2014/10/24/9

Third Party Advisory http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.h...

Third Party Advisory http://www.securityfocus.com/bid/70748

Third Party Advisory http://www.ubuntu.com/usn/USN-2394-1

Third Party Advisory http://www.ubuntu.com/usn/USN-2417-1

Third Party Advisory http://www.ubuntu.com/usn/USN-2418-1

Issue Tracking https://bugzilla.redhat.com/show_bug.cgi?id=1144897

Patch https://github.com/torvalds/linux/commit/234f3ce485d54017f15cf5e0699cff410012160...

Patch https://github.com/torvalds/linux/commit/d1442d85cc30ea75f7d399474ca738e0bc96f71...

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=...

Mailing List http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00010.html

Mailing List http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00025.html

Third Party Advisory http://www.debian.org/security/2014/dsa-3060

Mailing List http://www.openwall.com/lists/oss-security/2014/10/24/9

and 8 more references

/ 100

moderate-risk

Severity 18/34 · Moderate

Exploitability 0/34 · Minimal

Exposure 14/34 · Moderate