Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: cachefiles: The exposure of the anonymous file descriptor is deferred until after copytouser succeeds. After installing the anonymous file descriptor, we can now see it in userland and close it. However, at this point we may not...

UBUNTU-CVE-2024-56549

In the Linux kernel, the following vulnerability has been resolved: cachefiles: Fix NULL pointer dereference in object-file At present, the object-file has the NULL pointer dereference problem in ondemand-mode. The root cause is that the allocated fd and object-file lifetime are inconsistent, and...

kernel: cachefiles: defer exposing anon_fd until after copy_to_user() succeeds

A vulnerability was found in the Linux kernel's cachefiles component, regarding the handling of anonymous file descriptors. This issue occurs when an anonymous fd is exposed to userland before confirming the success of the copytouser operation, which can lead to a use-after-free condition...

SUSE CVE-2024-40913

In the Linux kernel, the following vulnerability has been resolved: cachefiles: defer exposing anonfd until after copytouser succeeds After installing the anonymous fd, we can now see it in userland and close it. However, at this point we may not have gotten the reference count of the cache, but ...

UBUNTU-CVE-2024-40913

In the Linux kernel, the following vulnerability has been resolved: cachefiles: defer exposing anonfd until after copytouser succeeds After installing the anonymous fd, we can now see it in userland and close it. However, at this point we may not have gotten the reference count of the cache, but ...