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CVE-2014-0049
Buffer overflow in the complete_emulated_mmio function in arch/x86/kvm/x86.c in the Linux kernel before 3.13.6 allows guest OS users to…
High7.4EPSS 0.77%
- Published
- Updated
- Reserved
- Assigned by
- redhat
Description
Buffer overflow in the complete_emulated_mmio function in arch/x86/kvm/x86.c in the Linux kernel before 3.13.6 allows guest OS users to execute arbitrary code on the host OS by leveraging a loop that triggers an invalid memory copy affecting certain cancel_work_item data.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High7.4 | AV:A/AC:M/Au:S/C:C/I:C/A:C |
- EPSS (exploitation in 30 days)
- 0.77% · top 44% of all CVEs (4 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.4.
Weakness
Affected products
n/a
- affected n/a
References (5)
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.13.6 (opens in a new tab)x_refsource_CONFIRMx_transferred
- [oss-security] 20140303 CVE-2014-0049 -- Linux kernel: kvm: mmio_fragments out-of-the-bounds access (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- https://github.com/torvalds/linux/commit/a08d3b3b99efd509133946056531cdf8f3a0c09b (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=a08d3b3b99efd509133946056531cdf8f3a0c09b (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://bugzilla.redhat.com/show_bug.cgi?id=1062368 (opens in a new tab)x_refsource_CONFIRMx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
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[](https://trackcve.app/cve/CVE-2014-0049)Record last updated .