CVE-2014-8134
low
CVSS v3
3.3
CVSS v4 NEW
—
VIR risk
3.3
Description
The paravirt_ops_setup function in arch/x86/kernel/kvm.c in the Linux kernel through 3.18 uses an improper paravirt_enabled setting for KVM guest kernels, which makes it easier for guest OS users to bypass the ASLR protection mechanism via a crafted application that reads a 16-bit value.
Predictions
Exploit likelihood
34%
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
Linux kernel Affected 1 release
| Version | Status | Fixed in |
|---|---|---|
| — | Affected | — |
SUSE Affected 2 releases
| Version | Status | Fixed in |
|---|---|---|
| 13.1 | Affected | — |
| 11 | Affected | — |
Ubuntu Affected 3 releases
| Version | Status | Fixed in |
|---|---|---|
| 16.04 | Affected | — |
| 14.04 | Affected | — |
| 12.04 | Affected | — |
Debian Fixed 5 releases
| Version | Status | Fixed in |
|---|---|---|
| trixie | Fixed | 3.16.7-ckt4-1 |
| sid | Fixed | 3.16.7-ckt4-1 |
| forky | Fixed | 3.16.7-ckt4-1 |
| bullseye | Fixed | 3.16.7-ckt4-1 |
| bookworm | Fixed | 3.16.7-ckt4-1 |
References
- 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/msg00009.html
- http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00015.html
- http://people.canonical.com/~ubuntu-security/cve/2014/CVE-2014-8134.html
- http://rhn.redhat.com/errata/RHSA-2016-0855.html
- http://secunia.com/advisories/62336
- http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html
- http://www.securityfocus.com/bid/71650
- http://www.spinics.net/lists/kvm/msg111458.html
- https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1400314
- https://bugzilla.novell.com/show_bug.cgi?id=909078
- https://bugzilla.redhat.com/show_bug.cgi?id=1172765
- https://support.f5.com/csp/article/K17120
- https://support.f5.com/csp/article/K17120?utm_source=f5support&%3Butm_medium=RSS
- https://security-tracker.debian.org/tracker/CVE-2014-8134
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.