CVE-2022-27666
Severity
7.8HIGH
EPSS
0.8%
top 26.00%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedMar 23
Latest updateApr 13
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.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9
Affected Packages3 packages
Also affects: Debian Linux 10.0, 11.0, 9.0, Fedora 34, 35, Enterprise Linux 8.0
Patches
🔴Vulnerability Details
4OSV▶
linux, linux-aws, linux-azure, linux-gcp, linux-hwe-5.13, linux-hwe-5.4, linux-kvm, linux-oracle, linux-oracle-5.4 vulnerabilities↗2022-03-31
OSV▶
CVE-2022-27666: A heap buffer overflow flaw was found in IPsec ESP transformation code in net/ipv4/esp4↗2022-03-23
CVEList▶
CVE-2022-27666: A heap buffer overflow flaw was found in IPsec ESP transformation code in net/ipv4/esp4↗2022-03-23