CVE-2021-46981

nbd: Fix NULL pointer in flush_workqueue

References

Notes

 carnil> Introduced in e9e006f5fcf2 ("nbd: fix max number of supported devs").
 carnil> Vulnerable versions: 4.14.149 4.14.161 4.19.79 4.19.92 5.3.6 5.4-rc1 5.4.7.

Bugs

Status

Branch Status
4.19-buster-security needed
4.19-upstream-stable needed
5.10-bullseye-security N/A "Fixed before branching point"
5.10-upstream-stable released (5.10.38) [cde4b55cfb24522dcbba80bbdb0c082303e76c43]
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 (5.10.38-1)
upstream released (5.13-rc2) [79ebe9110fa458d58f1fceb078e2068d7ad37390]