UBUNTU-CVE-2020-16119
Use-after-free vulnerability in the Linux kernel exploitable by a local attacker due to reuse of a DCCP socket with an attached dccps_hc_tx_ccid object as a listener after being released. Fixed in Ubuntu Linux kernel 5.4.0-51.56, 5.3.0-68.63, 4.15.0-121.123, 4.4.0-193.224, 3.13.0.182.191 and 3.2.0-149.196.
02 / AFFECTED SOFTWARE
Affected packages
85 explicit affected versions
45 explicit affected versions
6 explicit affected versions
6 explicit affected versions
50 explicit affected versions
15 explicit affected versions
31 explicit affected versions
5 explicit affected versions
57 explicit affected versions
23 explicit affected versions
1 explicit affected versions
1 explicit affected versions
1 explicit affected versions
7 explicit affected versions
8 explicit affected versions
1 explicit affected versions
15 explicit affected versions
19 explicit affected versions
53 explicit affected versions
21 explicit affected versions
15 explicit affected versions
7 explicit affected versions
10 explicit affected versions
30 explicit affected versions
52 explicit affected versions
29 explicit affected versions
1 explicit affected versions
1 explicit affected versions
13 explicit affected versions
13 explicit affected versions
13 explicit affected versions
47 explicit affected versions
1 explicit affected versions
17 explicit affected versions
26 explicit affected versions
23 explicit affected versions
10 explicit affected versions
11 explicit affected versions
87 explicit affected versions
15 explicit affected versions
2 explicit affected versions
50 explicit affected versions
7 explicit affected versions
54 explicit affected versions
1 explicit affected versions
116 explicit affected versions
51 explicit affected versions
8 explicit affected versions
63 explicit affected versions
1 explicit affected versions
9 explicit affected versions
5 explicit affected versions
1 explicit affected versions
5 explicit affected versions
1 explicit affected versions
8 explicit affected versions
74 explicit affected versions
5 explicit affected versions
32 explicit affected versions
44 explicit affected versions
16 explicit affected versions
26 explicit affected versions
45 explicit affected versions
12 explicit affected versions
38 explicit affected versions
9 explicit affected versions
94 explicit affected versions
5 explicit affected versions
76 explicit affected versions
29 explicit affected versions
40 explicit affected versions
5 explicit affected versions
35 explicit affected versions
1 explicit affected versions
12 explicit affected versions
9 explicit affected versions
4 explicit affected versions
78 explicit affected versions
1 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
Use-after-free vulnerability in the Linux kernel exploitable by a local attacker due to reuse of a DCCP socket with an attached dccps_hc_tx_ccid object as a listener after being released. Fixed in Ubuntu Linux kernel 5.4.0-51.56, 5.3.0-68.63, 4.15.0-121.123, 4.4.0-193.224, 3.13.0.182.191 and 3.2.0-149.196.
05 / REFERENCES
Further evidence
- https://git.launchpad.net/~ubuntu-kernel/ubuntu/+source/linux/+git/focal/commit/?id=01872cb896c76cedeabe93a08456976ab55ad695
- https://lore.kernel.org/netdev/[email protected]/T/
- https://ubuntu.com/security/CVE-2020-16119
- https://ubuntu.com/security/notices/USN-4576-1
- https://ubuntu.com/security/notices/USN-4577-1
- https://ubuntu.com/security/notices/USN-4578-1
- https://ubuntu.com/security/notices/USN-4579-1
- https://ubuntu.com/security/notices/USN-4580-1
- https://www.cve.org/CVERecord?id=CVE-2020-16119
- https://www.openwall.com/lists/oss-security/2020/10/13/7