CVE-2024-26689

Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)

Description The issue is related to a "use after free" error in the encode cap msg() function, which is called by send cap() and ceph check caps() after calling prep cap(). This error occurs due to a race condition where the resource is freed by the handle cap grant() function before the refcount can be incremented. The error was caught by KASAN at the line ceph buffer get(arg->xattr buf). The vulnerability may allow an attacker to impact the confidentiality and availability of protected information.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.