CVE-2026-53168 fuse: reject fuse_notify() pagecache ops on directories

In the Linux kernel, the following vulnerability has been resolved: fuse: reject fusenotify pagecache ops on directories The operations FUSENOTIFYSTORE and FUSENOTIFYRETRIEVE allow the FUSE daemon to actively write/read pagecache contents. For directories with FOPENCACHEDIR, the pagecache is used...

pocs

Fragnesia Abstract https://github.com/user-attachment...

CVE-2025-39929

The CVE-2025-39929 issue is in the Linux kernel SMB client, specifically the smbd_negotiate() path in fs/smb/client/smbdirect.c, where a memory leak can occur if an error path triggers the leak (objects left on __kmem_cache_shutdown()). This memory leak can impact availability. Public advisories ...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: dm cache: Fixed the issue where uninitialized delayedwork objects were flushed during a cachectr error. An unexpected WARN message may occur when cache creation fails, caused by destroying the uninitialized delayedwork object ...

Simple macOS kernel extension fuzzing in userspace with IDA and TinyInst

Posted by Ivan Fratric, Google Project Zero Recently, one of the projects I was involved in had to do with video decoding on Apple platforms, specifically AV1 decoding. On Apple devices that support AV1 video format starting from Apple A17 iOS / M3 macOS, decoding is done in hardware. However,...