ACK: [SRU][Jammy-OEM-5.17][PATCH 0/1] CVE-2023-3111

[John Cabaj]

On 7/14/23 11:38 AM, Yuxuan Luo wrote:
> [Impact]
> A use after free vulnerability was found in prepare_to_relocate in
> fs/btrfs/relocation.c in btrfs in the Linux Kernel. This possible flaw can be
> triggered by calling btrfs_ioctl_balance() before calling btrfs_ioctl_defrag().
> 
> [Backport]
> Clean cherry picks.
> 
> [Test]
> Compile and smoke tested.
> 
> [Potential Regression]
> Expect relatively low regression.
> 
> Zixuan Fu (1):
>   btrfs: unset reloc control if transaction commit fails in
>     prepare_to_relocate()
> 
>  fs/btrfs/relocation.c | 9 +++++++--
>  1 file changed, 7 insertions(+), 2 deletions(-)
> 

Acked-by: John Cabaj <john.cabaj at canonical.com>