Vulnerability Details : CVE-2014-3647
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.
Vulnerability category: Denial of service
Products affected by CVE-2014-3647
- cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux:5.0:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:suse:suse_linux_enterprise_server:11:sp2:*:*:ltss:*:*:*
- cpe:2.3:o:oracle:linux:7:-:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:*
- cpe:2.3:o:opensuse:evergreen:11.4:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2014-3647
0.05%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 13 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2014-3647
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
1.9
|
LOW | AV:L/AC:M/Au:N/C:N/I:N/A:P |
3.4
|
2.9
|
NIST | |
|
5.5
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
1.8
|
3.6
|
NIST |
References for CVE-2014-3647
-
http://www.openwall.com/lists/oss-security/2014/10/24/9
oss-security - kvm issuesMailing List;Patch;Third Party Advisory
-
http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00010.html
[security-announce] SUSE-SU-2015:0481-1: important: Security update forMailing List;Third Party Advisory
-
http://www.ubuntu.com/usn/USN-2417-1
USN-2417-1: Linux kernel vulnerabilities | Ubuntu security noticesThird Party Advisory
-
http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00025.html
[security-announce] openSUSE-SU-2015:0566-1: important: kernel update foMailing List;Third Party Advisory
-
http://www.ubuntu.com/usn/USN-2394-1
USN-2394-1: Linux kernel (Trusty HWE) vulnerabilities | Ubuntu security noticesThird Party Advisory
-
http://www.debian.org/security/2014/dsa-3060
Debian -- Security Information -- DSA-3060-1 linuxThird Party Advisory
-
https://github.com/torvalds/linux/commit/d1442d85cc30ea75f7d399474ca738e0bc96f715
KVM: x86: Handle errors when RIP is set during far jumps · torvalds/linux@d1442d8 · GitHubPatch;Third Party Advisory
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https://bugzilla.redhat.com/show_bug.cgi?id=1144897
1144897 – (CVE-2014-3647) CVE-2014-3647 kernel: kvm: noncanonical rip after emulationIssue Tracking;Patch;Third Party Advisory
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http://www.securityfocus.com/bid/70748
Linux Kernel KVM CVE-2014-3647 Local Denial of Service VulnerabilityThird Party Advisory;VDB Entry
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http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=d1442d85cc30ea75f7d399474ca738e0bc96f715
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http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
Oracle Linux Bulletin - October 2015Third Party Advisory
-
http://www.ubuntu.com/usn/USN-2418-1
USN-2418-1: Linux kernel (OMAP4) vulnerabilities | Ubuntu security noticesThird Party Advisory
-
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=234f3ce485d54017f15cf5e0699cff4100121601
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https://github.com/torvalds/linux/commit/234f3ce485d54017f15cf5e0699cff4100121601
KVM: x86: Emulator fixes for eip canonical checks on near branches · torvalds/linux@234f3ce · GitHubPatch;Third Party Advisory
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