Astra Linux – vulnerability in linux-6.1, linux-5.15, linux-5.10

In the Linux kernel, the following vulnerability has been resolved: ovl: Fix a UAF in ovldentryupdatereval by moving dput to ovllinkup The issue arose because dputupper was called before ovldentryupdatereval, while upper-dflags was still being accessed in ovldentryremote. Move dputupper after its...

kernel: ovl: fix UAF in ovl_dentry_update_reval by moving dput() in ovl_link_up

A use after free vulnerability exists in the linux kernel such that dputupper is being called before ovldentryupdatereval, while upper-dflags was still accessed in ovldentryremote...

SUSE CVE-2025-21887

In the Linux kernel, the following vulnerability has been resolved: ovl: fix UAF in ovldentryupdatereval by moving dput in ovllinkup The issue was caused by dputupper being called before ovldentryupdatereval, while upper-dflags was still accessed in ovldentryremote. Move dputupper after its last...