SUSE CVE-2021-47007

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix panic during f2fsresizefs f2fsresizefs hangs in below callstack with testcase: - mkfs 16GB image & mount image - dd 8GB fileA - dd 8GB fileB - sync - rm fileA - sync - resize filesystem to 8GB kernel BUG at...

CVE-2021-47007

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix panic during f2fsresizefs f2fsresizefs hangs in below callstack with testcase: - mkfs 16GB image & mount image - dd 8GB fileA - dd 8GB fileB - sync - rm fileA - sync - resize filesystem to 8GB kernel BUG at...

CVE-2021-47007

CVE-2021-47007 affects the Linux kernel’s f2fs resizing path. The issue occurs in f2fs_resize_fs() when resizing a 16GB image to 8GB, where the allocator may run out of space during block migration because the code did not verify there is enough free space to store blocks before resizing. This ca...