PT-2026-61357 · Linux+1 · Linux Kernel+1
CVE-2026-64040
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Published
2026-07-19
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Updated
2026-09-07
None
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Name of the Vulnerable Software and Affected Versions
Linux kernel (affected versions not specified)
Description
An issue exists in the cachefiles module where the system fails to correctly extract the error code when the
vfs mkdir() function fails. This results in the mkdir error logic being triggered with a return value of 0, causing the system to return a NULL pointer instead of a proper error pointer.Recommendations
At the moment, there is no information about a newer version that contains a fix for this vulnerability.
Exploit
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Related Identifiers
Affected Products
Linux Kernel
Ubuntu