Description: btrfs: crafted image causes use-after-free in btrfs_queue_work
References:
 https://github.com/bobfuzzer/CVE/tree/master/CVE-2019-19377
Notes:
 carnil> This might affect only 5.4+ stable releases, the fix at least
 carnil> was submitted for those only and addressed in 5.4.33, 5.5.18
 carnil> and 5.6.5 as well. This needs to be verified/confirmed.
Bugs:
upstream: released (5.7-rc1) [b3ff8f1d380e65dddd772542aa9bff6c86bf715a]
4.19-upstream-stable:
4.9-upstream-stable:
3.16-upstream-stable: ignored "EOL"
sid: released (5.6.7-1)
4.19-buster-security:
4.9-stretch-security:
3.16-jessie-security: ignored "EOL"