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CVE-2015-3339

UnknownEPSS 0.32%

Last modified

CVE-2015-3339 is a vulnerability of currently unknown severity. Race condition in the prepare_binprm function in fs/exec.c in the Linux kernel before 3.19.6 allows local users to gain privileges by executing a setuid program at a time instant when a chown to root is in progress, and the ownership is changed but the setuid bit is not yet stripped.. EPSS estimates a 0.32% chance of exploitation in the next 30 days.

Description

Race condition in the prepare_binprm function in fs/exec.c in the Linux kernel before 3.19.6 allows local users to gain privileges by executing a setuid program at a time instant when a chown to root is in progress, and the ownership is changed but the setuid bit is not yet stripped.

Metrics

EPSS Probability
0.32%

23.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
LinuxLinux Kernel<= 3.19.5
DebianDebian Linux7.0
DebianDebian Linux8.0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2015-3339?
Race condition in the prepare_binprm function in fs/exec.c in the Linux kernel before 3.19.6 allows local users to gain privileges by executing a setuid program at a time instant when a chown to root is in progress, and the ownership is changed but the setuid bit is not yet stripped.
How severe is CVE-2015-3339?
Severity scoring for CVE-2015-3339 is pending analysis. The EPSS model estimates a 0.32% probability of exploitation in the next 30 days.
How do I fix CVE-2015-3339?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2015-3339?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST