Debian/linux: high 7.8
In fs/eventpoll.c, there is a possible use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
Action: Upgrade linux to 5.8.14-1 or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 5.8.14-1 | - |
Fixed versions
| 5.8.14-1 |
Sources
- osv: DEBIAN-CVE-2021-39634#Debian:14/linux
- https://security-tracker.debian.org/tracker/CVE-2021-39634
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