UBUNTU-CVE-2018-14609
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.
02 / AFFECTED SOFTWARE
Affected packages
53 explicit affected versions
23 explicit affected versions
6 explicit affected versions
191 explicit affected versions
29 explicit affected versions
10 explicit affected versions
1 explicit affected versions
33 explicit affected versions
1 explicit affected versions
1 explicit affected versions
12 explicit affected versions
1 explicit affected versions
21 explicit affected versions
10 explicit affected versions
9 explicit affected versions
27 explicit affected versions
1 explicit affected versions
6 explicit affected versions
23 explicit affected versions
61 explicit affected versions
11 explicit affected versions
55 explicit affected versions
29 explicit affected versions
21 explicit affected versions
34 explicit affected versions
83 explicit affected versions
51 explicit affected versions
41 explicit affected versions
1 explicit affected versions
1 explicit affected versions
42 explicit affected versions
12 explicit affected versions
21 explicit affected versions
26 explicit affected versions
26 explicit affected versions
54 explicit affected versions
3 explicit affected versions
21 explicit affected versions
1 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
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.
05 / REFERENCES
Further evidence
- https://bugzilla.kernel.org/show_bug.cgi?id=199833
- https://patchwork.kernel.org/patch/10500521/
- https://ubuntu.com/security/CVE-2018-14609
- https://ubuntu.com/security/notices/USN-3821-1
- https://ubuntu.com/security/notices/USN-3821-2
- https://ubuntu.com/security/notices/USN-4094-1
- https://ubuntu.com/security/notices/USN-4118-1
- https://www.cve.org/CVERecord?id=CVE-2018-14609