CVE-2022-3028
kernel: race condition in xfrm_probe_algs can lead to OOB read/write
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · July 21, 2022
Updated · October 15, 2026
Description
A race condition was found in the Linux kernel's IP framework for transforming packets (XFRM subsystem) when multiple calls to xfrm_probe_algs occurred simultaneously. This flaw could allow a local attacker to potentially trigger an out-of-bounds write or leak kernel heap memory by performing an out-of-bounds read and copying it into a socket.
Statement
This flaw is rated as having a Moderate impact because it can only be triggered by a privileged local user (with CAP_NET_ADMIN or root).
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 6.7CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CWE-787 · Out-of-bounds Write