Description: slab-out-of-bounds write access in __btrfs_map_block in fs/btrfs/volumes.c when mounting a crafted btrfs image
References:
 https://github.com/bobfuzzer/CVE/tree/master/CVE-2019-19816
 https://bugzilla.suse.com/show_bug.cgi?id=1159439
Notes:
Bugs:
upstream: released (5.2-rc1) [80e46cf22ba0bcb57b39c7c3b52961ab3a0fd5f2]
5.10-upstream-stable: N/A "Fixed before branch point"
4.19-upstream-stable: released (4.19.156) [bedd9974c106fe96b518da667d49b0bfe6353590]
4.9-upstream-stable: released (4.9.247) [bd1ea5f04bca1a2b3a99ade001fb0db0d308a487]
3.16-upstream-stable: ignored "EOL"
sid: released (5.2.6-1)
4.19-buster-security: released (4.19.160-1)
4.9-stretch-security: released (4.9.258-1)
3.16-jessie-security: ignored "EOL"