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CVE-2018-16862

UnknownEPSS 0.53%

Last modified

CVE-2018-16862 is a vulnerability of currently unknown severity. A security flaw was found in the Linux kernel in a way that the cleancache subsystem clears an inode after the final file truncation (removal). The new file created with the same inode may contain leftover pages from cleancache and the old file data instead of the new one.. EPSS estimates a 0.53% chance of exploitation in the next 30 days.

Description

A security flaw was found in the Linux kernel in a way that the cleancache subsystem clears an inode after the final file truncation (removal). The new file created with the same inode may contain leftover pages from cleancache and the old file data instead of the new one.

Metrics

EPSS Probability
0.53%

40.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
LinuxLinux Kernel<= 4.14
RedhatEnterprise Linux7.0
CanonicalUbuntu Linux14.04
CanonicalUbuntu Linux16.04
DebianDebian Linux8.0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2018-16862?
A security flaw was found in the Linux kernel in a way that the cleancache subsystem clears an inode after the final file truncation (removal). The new file created with the same inode may contain leftover pages from cleancache and the old file data instead of the new one.
How severe is CVE-2018-16862?
Severity scoring for CVE-2018-16862 is pending analysis. The EPSS model estimates a 0.53% probability of exploitation in the next 30 days.
How do I fix CVE-2018-16862?
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-2018-16862?

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

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Source: NVD / NIST