UBUNTU-CVE-2018-20856
An issue was discovered in the Linux kernel before 4.18.7. In block/blk-core.c, there is an __blk_drain_queue() use-after-free because a certain error case is mishandled.
02 / AFFECTED SOFTWARE
Affected packages
66 explicit affected versions
23 explicit affected versions
6 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
34 explicit affected versions
10 explicit affected versions
34 explicit affected versions
9 explicit affected versions
27 explicit affected versions
1 explicit affected versions
6 explicit affected versions
23 explicit affected versions
11 explicit affected versions
68 explicit affected versions
2 explicit affected versions
29 explicit affected versions
34 explicit affected versions
96 explicit affected versions
51 explicit affected versions
41 explicit affected versions
1 explicit affected versions
1 explicit affected versions
55 explicit affected versions
12 explicit affected versions
21 explicit affected versions
26 explicit affected versions
26 explicit affected versions
75 explicit affected versions
54 explicit affected versions
10 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 before 4.18.7. In block/blk-core.c, there is an __blk_drain_queue() use-after-free because a certain error case is mishandled.
05 / REFERENCES
Further evidence
- https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.18.7
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=54648cf1ec2d7f4b6a71767799c45676a138ca24
- https://github.com/torvalds/linux/commit/54648cf1ec2d7f4b6a71767799c45676a138ca24
- https://ubuntu.com/security/CVE-2018-20856
- https://ubuntu.com/security/notices/USN-4094-1
- https://ubuntu.com/security/notices/USN-4116-1
- https://ubuntu.com/security/notices/USN-4118-1
- https://www.cve.org/CVERecord?id=CVE-2018-20856