CVE-2020-16119
Medium
Description
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.
SeverityMedium
CVSS6.3
Exploit probability—
Product
Linux Kernel
PublishedJan 14, 2021
First seenJan 14, 2021
Weakness typeCWE-416Use after free
How to fix
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | No range specified | — |
| canonical ubuntu_linux | 12.04, 14.04, 16.04, 18.04, 20.04 | — |
| debian debian_linux | 9.0, 11.0 | — |
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