CVE-2014-4014: linux linux_kernel
Vulnerability summary
CVE-2014-4014 is a medium (CVSS 6.2) vulnerability in linux linux_kernel. EPSS estimates a 3.30% chance of exploitation in the next 30 days, higher than 88.5% of scored vulnerabilities. 1 public exploit is recorded.
Weaponized exploit (exploit-database, 21-06-2014)
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 9 · Related 1Timeline
- 23-06-2014PublishedVulnerability first disclosed.
- 06-08-2024Last modifiedVulnerability information updated.
Description
The capabilities implementation in the Linux kernel before 3.14.8 does not properly consider that namespaces are inapplicable to inodes, which allows local users to bypass intended chmod restrictions by first creating a user namespace, as demonstrated by setting the setgid bit on a file with group ownership of root.
CVSS metrics
1 score · 1 source · 1 versionEPSS trend
Probability
3.30%
Chance of exploitation in the next 30 days
Percentile
89%
Versus all other CVEs
30-day change
No change 0.00 pp
From 3.30% on 05-10-2026
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
1 foundLinux Kernel 3.13 - SGID Privilege Escalation
Maturity: weaponized
Weaknesses
CWE · root causeAffected systems
Known conditions: local access, no authentication (CVSS vector). Other conditions: not stated in public data.
Debian1 product
- linux< 3.14.7-1
Linux1 product
- linux_kernel< 3.14.8
Ubuntu1 product
- linux< 3.13.0-35.62
3 vendors · 3 products
References
19 links- github.com/torvalds/linux/commit/23adbe12ef7d3d4195e80800ab36b37bee28cd03X Refsource CONFIRMThird Party Advisory
- git.kernel.orgX Refsource CONFIRM
