CVE-2013-7446
linux - security update
5.3
MEDIUM
CVSS 3.1
EPSS 0.02%
Description
Use-after-free vulnerability in net/unix/af_unix.c in the Linux kernel before 4.3.3 allows local users to bypass intended AF_UNIX socket permissions or cause a denial of service (panic) via crafted epoll_ctl calls.
How to fix CVE-2013-7446
To remediate CVE-2013-7446, upgrade the affected package to a fixed version below.
- Debian/linux—upgrade to 4.2.6-2 or later
- —upgrade to 3.2.73-2+deb7u1 or later
- —upgrade to 2.6.32-48squeeze17 or later
Is CVE-2013-7446 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0, < 4.2.6-2
- from 0, < 3.2.73-2+deb7u1
- from 0, < 2.6.32-48squeeze17
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.3 | CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:H |