CVE-2021-46987

btrfs: fix deadlock when cloning inline extents and using qgroups

References

Notes

 carnil> Introduced in " tag for the later commit to ease stable
 carnil> c53e9653605dbf ("btrfs: qgroup: try to flush qgroup space when we get
 carnil> -EDQUOT"). Vulnerable versions: 5.4.141 5.9-rc1.

Bugs

Status

Branch Status
4.19-buster-security N/A "Vulnerable code not present"
4.19-upstream-stable N/A "Vulnerable code not present"
5.10-bullseye-security needed
5.10-upstream-stable needed
6.1-bookworm-security N/A "Fixed before branching point"
6.1-upstream-stable N/A "Fixed before branching point"
6.6-upstream-stable N/A "Fixed before branching point"
6.8-upstream-stable N/A "Fixed before branching point"
sid released (5.14.6-1)
upstream released (5.13-rc2) [f9baa501b4fd6962257853d46ddffbc21f27e344]