CVE-2014-8480
The instruction decoder in arch/x86/kvm/emulate.c in the KVM subsystem in the Linux kernel before...
The instruction decoder in arch/x86/kvm/emulate.c in the KVM subsystem in the Linux kernel before 3.18-rc2 lacks intended decoder-table flags for certain RIP-relative instructions, which allows guest OS users to cause a denial of service (NULL pointer dereference and host OS crash) via a crafted application.
Exploit likelihood
What each source reports
NVD Score used
The instruction decoder in arch/x86/kvm/emulate.c in the KVM subsystem in the Linux kernel before 3.18-rc2 lacks intended decoder-table flags for certain RIP-relative instructions, which allows guest OS users to cause a denial of service (NULL pointer dereference and host OS crash) via a crafted application.
- Record
CVE-2014-8480- CVSS 2.0
- 4.9 Medium
AV:L/AC:L/Au:N/C:N/I:N/A:C - Weakness
- CWE-399
- Updated
- 2026-11-02
CVE List No score
The instruction decoder in arch/x86/kvm/emulate.c in the KVM subsystem in the Linux kernel before 3.18-rc2 lacks intended decoder-table flags for certain RIP-relative instructions, which allows guest OS users to cause a denial of service (NULL pointer dereference and host OS crash) via a crafted application.
- Record
CVE-2014-8480- Updated
- 2026-11-02
EUVDEUVD-2014-8317 No score
The instruction decoder in arch/x86/kvm/emulate.c in the KVM subsystem in the Linux kernel before 3.18-rc2 lacks intended decoder-table flags for certain RIP-relative instructions, which allows guest OS users to cause a denial of service (NULL pointer dereference and host OS crash) via a crafted application.
- Record
EUVD-2014-8317- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-6mgv-w6x6-2c97 No score
The instruction decoder in arch/x86/kvm/emulate.c in the KVM subsystem in the Linux kernel before...
The instruction decoder in arch/x86/kvm/emulate.c in the KVM subsystem in the Linux kernel before 3.18-rc2 lacks intended decoder-table flags for certain RIP-relative instructions, which allows guest OS users to cause a denial of service (NULL pointer dereference and host OS crash) via a crafted application.
- Record
GHSA-6mgv-w6x6-2c97- Updated
- 2026-11-02
OSVBELL-CVE-2014-8480
CVE-2014-8480 does not affect BellSoft software
- Record
BELL-CVE-2014-8480- CVSS 2.0
- 4.9 Medium
AV:L/AC:L/Au:N/C:N/I:N/A:C - Updated
- 2026-11-02
OSVUBUNTU-CVE-2014-8480 No score
The instruction decoder in arch/x86/kvm/emulate.c in the KVM subsystem in the Linux kernel before 3.18-rc2 lacks intended decoder-table flags for certain RIP-relative instructions, which allows guest OS users to cause a denial of service (NULL pointer dereference and host OS crash) via a crafted application.
- Record
UBUNTU-CVE-2014-8480- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2014-8480 is a medium vulnerability (CVSS 4.9) in Linux Kernel, published November 10, 2014. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.63%, the 50th percentile. No source names a fixed version.
References
bugzilla.redhat.com/show_bug.cgi?id=1156615
securityfocus.com/bid/70710
openwall.com/lists/oss-security/2014/10/23/7
git.kernel.org?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=3f6f1480d86bf9fc16c160d803ab1d006e3058d5
github.com/torvalds/linux/commit/3f6f1480d86bf9fc16c160d803ab1d006e3058d5
thread.gmane.org/gmane.comp.emulators.kvm.devel/128427