CVE-2014-7842
medium
CVSS v3
—
CVSS v4 NEW
—
VIR risk
4.9
Description
Race condition in arch/x86/kvm/x86.c in the Linux kernel before 3.17.4 allows guest OS users to cause a denial of service (guest OS crash) via a crafted application that performs an MMIO transaction or a PIO transaction to trigger a guest userspace emulation error report, a similar issue to CVE-2010-5313.
Predictions
Exploit likelihood
20%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| linux-kernel | 3.12.1 | affected | |
| linux-kernel | 3.12.2 | affected | |
| linux-kernel | 3.12.3 | affected | |
| linux-kernel | 3.12.4 | affected | |
| linux-kernel | 3.12.5 | affected | |
| linux-kernel | 3.12.6 | affected | |
| linux-kernel | 3.12.7 | affected | |
| linux-kernel | 3.12.8 | affected | |
| linux-kernel | 3.12.9 | affected | |
| linux-kernel | 3.12.10 | affected | |
| linux-kernel | 3.12.11 | affected | |
| debian | bookworm | fixed | 3.16.7-ckt2-1 |
| debian | bullseye | fixed | 3.16.7-ckt2-1 |
| debian | forky | fixed | 3.16.7-ckt2-1 |
| debian | sid | fixed | 3.16.7-ckt2-1 |
| debian | trixie | fixed | 3.16.7-ckt2-1 |
| linux-kernel | affected | | |
| linux-kernel | 3.0 | affected | |
| linux-kernel | 3.0.1 | affected | |
| linux-kernel | 3.0.2 | affected | |
| linux-kernel | 3.0.3 | affected | |
| linux-kernel | 3.0.4 | affected | |
| linux-kernel | 3.0.5 | affected | |
| linux-kernel | 3.0.6 | affected | |
| linux-kernel | 3.0.7 | affected | |
| linux-kernel | 3.0.8 | affected | |
| linux-kernel | 3.0.9 | affected | |
| linux-kernel | 3.0.10 | affected | |
| linux-kernel | 3.0.11 | affected | |
| linux-kernel | 3.0.12 | affected | |
| linux-kernel | 3.0.13 | affected | |
| linux-kernel | 3.0.14 | affected | |
| linux-kernel | 3.0.15 | affected | |
| linux-kernel | 3.0.16 | affected | |
| linux-kernel | 3.0.17 | affected | |
| linux-kernel | 3.0.18 | affected | |
| linux-kernel | 3.0.19 | affected | |
| linux-kernel | 3.0.20 | affected | |
| linux-kernel | 3.0.21 | affected | |
| linux-kernel | 3.0.22 | affected | |
| linux-kernel | 3.0.23 | affected | |
| linux-kernel | 3.0.24 | affected | |
| linux-kernel | 3.0.25 | affected | |
| linux-kernel | 3.0.26 | affected | |
| linux-kernel | 3.0.27 | affected | |
| linux-kernel | 3.0.28 | affected | |
| linux-kernel | 3.0.29 | affected | |
| linux-kernel | 3.0.30 | affected | |
| linux-kernel | 3.0.31 | affected | |
| linux-kernel | 3.0.32 | affected | |
| linux-kernel | 3.0.33 | affected | |
| linux-kernel | 3.0.34 | affected | |
| linux-kernel | 3.0.35 | affected | |
| linux-kernel | 3.0.36 | affected | |
| linux-kernel | 3.0.37 | affected | |
| linux-kernel | 3.0.38 | affected | |
| linux-kernel | 3.0.39 | affected | |
| linux-kernel | 3.0.40 | affected | |
| linux-kernel | 3.0.41 | affected | |
| linux-kernel | 3.0.42 | affected | |
| linux-kernel | 3.0.43 | affected | |
| linux-kernel | 3.0.44 | affected | |
| linux-kernel | 3.0.45 | affected | |
| linux-kernel | 3.0.46 | affected | |
| linux-kernel | 3.0.47 | affected | |
| linux-kernel | 3.0.48 | affected | |
| linux-kernel | 3.0.49 | affected | |
| linux-kernel | 3.0.50 | affected | |
| linux-kernel | 3.0.51 | affected | |
| linux-kernel | 3.0.52 | affected | |
| linux-kernel | 3.0.53 | affected | |
| linux-kernel | 3.0.54 | affected | |
| linux-kernel | 3.0.55 | affected | |
| linux-kernel | 3.0.56 | affected | |
| linux-kernel | 3.0.57 | affected | |
| linux-kernel | 3.0.58 | affected | |
| linux-kernel | 3.0.59 | affected | |
| linux-kernel | 3.0.60 | affected | |
| linux-kernel | 3.0.61 | affected | |
| linux-kernel | 3.0.62 | affected | |
| linux-kernel | 3.0.63 | affected | |
| linux-kernel | 3.0.64 | affected | |
| linux-kernel | 3.0.65 | affected | |
| linux-kernel | 3.0.66 | affected | |
| linux-kernel | 3.0.67 | affected | |
| linux-kernel | 3.0.68 | affected | |
| linux-kernel | 3.1 | affected | |
| linux-kernel | 3.1.1 | affected | |
| linux-kernel | 3.1.2 | affected | |
| linux-kernel | 3.1.3 | affected | |
| linux-kernel | 3.1.4 | affected | |
| linux-kernel | 3.1.5 | affected | |
| linux-kernel | 3.1.6 | affected | |
| linux-kernel | 3.1.7 | affected | |
| linux-kernel | 3.1.8 | affected | |
| linux-kernel | 3.1.9 | affected | |
| linux-kernel | 3.1.10 | affected | |
| linux-kernel | 3.2 | affected | |
| linux-kernel | 3.10 | affected | |
| linux-kernel | 3.10.0 | affected | |
| linux-kernel | 3.10.1 | affected | |
| linux-kernel | 3.10.2 | affected | |
| linux-kernel | 3.10.3 | affected | |
| linux-kernel | 3.10.4 | affected | |
| linux-kernel | 3.10.5 | affected | |
| linux-kernel | 3.10.6 | affected | |
| linux-kernel | 3.10.7 | affected | |
| linux-kernel | 3.10.8 | affected | |
| linux-kernel | 3.10.9 | affected | |
| linux-kernel | 3.10.10 | affected | |
| linux-kernel | 3.10.11 | affected | |
| linux-kernel | 3.10.12 | affected | |
| linux-kernel | 3.10.13 | affected | |
| linux-kernel | 3.10.14 | affected | |
| linux-kernel | 3.10.15 | affected | |
| linux-kernel | 3.10.16 | affected | |
| linux-kernel | 3.10.17 | affected | |
| linux-kernel | 3.10.18 | affected | |
| linux-kernel | 3.10.19 | affected | |
| linux-kernel | 3.10.20 | affected | |
| linux-kernel | 3.10.21 | affected | |
| linux-kernel | 3.10.22 | affected | |
| linux-kernel | 3.10.23 | affected | |
| linux-kernel | 3.10.24 | affected | |
| linux-kernel | 3.10.25 | affected | |
| linux-kernel | 3.10.26 | affected | |
| linux-kernel | 3.10.27 | affected | |
| linux-kernel | 3.10.28 | affected | |
| linux-kernel | 3.10.29 | affected | |
| linux-kernel | 3.11 | affected | |
| linux-kernel | 3.11.1 | affected | |
| linux-kernel | 3.11.2 | affected | |
| linux-kernel | 3.11.3 | affected | |
| linux-kernel | 3.11.4 | affected | |
| linux-kernel | 3.11.5 | affected | |
| linux-kernel | 3.11.6 | affected | |
| linux-kernel | 3.11.7 | affected | |
| linux-kernel | 3.11.8 | affected | |
| linux-kernel | 3.11.9 | affected | |
| linux-kernel | 3.11.10 | affected | |
| linux-kernel | 3.12 | affected | |
| linux-kernel | 3.12.12 | affected | |
| linux-kernel | 3.12.13 | affected | |
| linux-kernel | 3.12.14 | affected | |
| linux-kernel | 3.12.15 | affected | |
| linux-kernel | 3.12.16 | affected | |
| linux-kernel | 3.12.17 | affected | |
| linux-kernel | 3.13 | affected | |
| linux-kernel | 3.13.1 | affected | |
| linux-kernel | 3.13.2 | affected | |
| linux-kernel | 3.13.3 | affected | |
| linux-kernel | 3.13.4 | affected | |
| linux-kernel | 3.13.5 | affected | |
| linux-kernel | 3.13.6 | affected | |
| linux-kernel | 3.13.7 | affected | |
| linux-kernel | 3.13.8 | affected | |
| linux-kernel | 3.13.9 | affected | |
| linux-kernel | 3.13.10 | affected | |
| linux-kernel | 3.13.11 | affected | |
| linux-kernel | 3.14 | affected | |
| linux-kernel | 3.14.1 | affected | |
| linux-kernel | 3.14.2 | affected | |
| linux-kernel | 3.14.3 | affected | |
| linux-kernel | 3.14.4 | affected | |
| linux-kernel | 3.14.5 | affected | |
| linux-kernel | 3.15 | affected | |
| linux-kernel | 3.15.1 | affected | |
| linux-kernel | 3.15.2 | affected | |
| linux-kernel | 3.15.3 | affected | |
| linux-kernel | 3.15.4 | affected | |
| linux-kernel | 3.15.5 | affected | |
| linux-kernel | 3.15.6 | affected | |
| linux-kernel | 3.15.7 | affected | |
| linux-kernel | 3.15.8 | affected | |
| linux-kernel | 3.16.0 | affected | |
| linux-kernel | 3.16.1 | affected | |
| linux-kernel | 3.17 | affected | |
| linux-kernel | 3.17.1 | affected | |
| linux-kernel | 3.17.2 | affected | |
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=a2b9e6c1a35afcc0973acb72e591c714e78885ff
- http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00010.html
- http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00025.html
- http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00000.html
- http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00015.html
- http://rhn.redhat.com/errata/RHSA-2016-0855.html
- http://secunia.com/advisories/62305
- http://secunia.com/advisories/62326
- http://secunia.com/advisories/62336
- http://www.openwall.com/lists/oss-security/2014/11/13/7
- http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html
- http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html
- http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
- http://www.securityfocus.com/bid/71078
- https://bugzilla.redhat.com/show_bug.cgi?id=1163762
- https://github.com/torvalds/linux/commit/a2b9e6c1a35afcc0973acb72e591c714e78885ff
- https://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.17.4
- https://security-tracker.debian.org/tracker/CVE-2014-7842
CWEs
CWE-362
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.