Description
An issue was discovered in the Linux kernel through 4.17.10. There is an invalid pointer dereference in __del_reloc_root() in fs/btrfs/relocation.c when mounting a crafted btrfs image, related to removing reloc rb_trees when reloc control has not been initialized.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- https://usn.ubuntu.com/3821-1/ ↗
- http://www.securityfocus.com/bid/104917 ↗
- https://lists.debian.org/debian-lts-announce/2018/10/msg00003.html ↗
- https://patchwork.kernel.org/patch/10500521/ ↗
- https://usn.ubuntu.com/3821-2/ ↗
- https://www.debian.org/security/2018/dsa-4308 ↗
- https://bugzilla.kernel.org/show_bug.cgi?id=199833 ↗
- https://usn.ubuntu.com/4094-1/ ↗
- https://usn.ubuntu.com/4118-1/ ↗