CVE-2014-0049: linux linux_kernel
Vulnerability summary
CVE-2014-0049 is a high (CVSS 7.4) vulnerability in linux linux_kernel. EPSS estimates a 0.77% chance of exploitation in the next 30 days, higher than 55.6% of scored vulnerabilities.
Not severe (CVSS 7.4, adjacent network); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 10Timeline
- 11-03-2014PublishedVulnerability first disclosed.
- 06-08-2024Last modifiedVulnerability information updated.
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.
CVSS metrics
1 score · 1 source · 1 versionEPSS trend
Probability
0.77%
Chance of exploitation in the next 30 days
Percentile
56%
Versus all other CVEs
30-day change
No change 0.00 pp
From 0.77% on 04-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Known conditions: adjacent network, authentication (CVSS vector). Other conditions: not stated in public data.
Ubuntu10 products
- linux< 3.13.0-17.37 | < 4.2.0-16.19
- linux-aws< 4.4.0-1002.2 | < 4.4.0-1001.10
- linux-gke< 4.4.0-1003.3
- linux-hwe< 4.8.0-36.36~16.04.1
- linux-lts-utopic< 3.16.0-25.33~14.04.2
Debian1 product
- linux< 3.13.6-1
Linux1 product
- linux_kernel< 3.13.6
3 vendors · 12 products
References
16 links- www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.13.6X Refsource CONFIRMRelease NotesVendor Advisory
- www.openwall.com/lists/oss-security/2014/03/03/1Mailing ListX Refsource MLISTPatchThird Party Advisory
- github.com/torvalds/linux/commit/a08d3b3b99efd509133946056531cdf8f3a0c09bX Refsource CONFIRMPatchThird Party Advisory
- git.kernel.orgX Refsource CONFIRM
- bugzilla.redhat.com/show_bug.cgi?id=1062368X Refsource CONFIRMIssue TrackingPatchThird Party Advisory
