Debian/linux: high 7
In ip_check_mc_rcu of igmp.c, there is a possible use after free due to improper locking. This could lead to local escalation of privilege when opening and closing inet sockets with no additional exec
Action: Upgrade linux to 5.14.6-1 or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 5.14.6-1 | - |
Fixed versions
| 5.14.6-1 |
Sources
- osv: DEBIAN-CVE-2022-20141#Debian:13/linux
- https://security-tracker.debian.org/tracker/CVE-2022-20141
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