CVE-2026-43419

A flaw was found in the Linux kernel's Ceph file system component. Improper memory deallocation within the cephmdscbuildpath function can lead to memory leaks. This occurs when the "path" pointer, obtained by getname, is not properly freed in error handling paths. Over time, these memory leaks...

CVE-2026-43408

In the Linux kernel, the following vulnerability has been resolved: ceph: add a bunch of missing cephpathinfo initializers cephmdscbuildpath must be called with a zero-initialized cephpathinfo parameter, or else the following cephmdscfreepathinfo may crash. Example crash on Linux 6.18.12:...

CVE-2026-43419

CVE-2026-43419 affects the Linux kernel Ceph filesystem component, where ceph_mdsc_build_path() could leak memory via a path pointer obtained with __getname() if not freed or transferred. The fixes add __putname() calls in error paths and ensure the pointer is freed when ownership isn’t passed to...

Linux Kernel Security Vulnerabilities

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the cephmdscbuildpath function not releasing the path pointer obtained through getname, resulting...

PT-2025-2979

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.6.74 Description The issue concerns a denial of service DoS vulnerability in the Linux kernel. Specifically, when the ceph mdsc build path function attempts to build a path longer than PATH MAX, it enters an...