CVE-2022-27666
7.8
HIGH
CVSS 3.1
EPSS 5.5%
Description
A heap buffer overflow flaw was found in IPsec ESP transformation code in net/ipv4/esp4.c and net/ipv6/esp6.c. This flaw allows a local attacker with a normal user privilege to overwrite kernel heap objects and may cause a local privilege escalation threat.
How to fix CVE-2022-27666
To remediate CVE-2022-27666, upgrade the affected package to a fixed version below.
- Debian/linux—upgrade to 5.10.113-1 or later
Is CVE-2022-27666 being exploited?
Moderate — EPSS is 5.5%. Track this CVE but it's not at the top of the prioritisation list.
Affected packages (1)
- from 0, < 5.10.113-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |