What’s Vulnerable › Vulnerabilities

CVE-2022-3625: Linux Kernel IPsec devlink.c devlink_param_get use after free

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-10-21 · updated 2026-10-14
• Weakness: CWE-119

Description

A vulnerability was found in Linux Kernel. It has been classified as critical. This affects the function devlink_param_set/devlink_param_get of the file net/core/devlink.c of the component IPsec. The manipulation leads to use after free. It is recommended to apply a patch to fix this issue. The identifier VDB-211929 was assigned to this vulnerability.

Affected products

• Debian Linux: 10.0
• Linux kernel: from 4.19 before 5.4.211; from 5.5 before 5.10.138; from 5.11 before 5.15.63; from 5.16 before 5.19.4 — fixed in 5.10.138, 5.15.63, 5.19.4, 5.4.211

How to fix

Upgrade to a fixed version: Linux kernel 5.10.138, 5.15.63, 5.19.4, 5.4.211. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/pub/scm/linux/kernel/git/klassert/ipsec-next.git/commit/?id=6b4db2e528f650c7fb712961aac36455468d5902
• https://lists.debian.org/debian-lts-announce/2022/11/msg00001.html
• https://vuldb.com/?id.211929
• https://git.kernel.org/pub/scm/linux/kernel/git/klassert/ipsec-next.git/commit/?id=6b4db2e528f650c7fb712961aac36455468d5902
• https://lists.debian.org/debian-lts-announce/2022/11/msg00001.html
• https://vuldb.com/?id.211929
• https://cert-portal.siemens.com/productcert/html/ssa-794697.html

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