What is CVE-2022-29156?

CVE-2022-29156 is a high-severity vulnerability in Linux Kernel, classified under Double Free. CVSS score: 7.8/10. Published 2022-04-13.

How severe is CVE-2022-29156?

High severity. CVSS v3 base score is 7.8 out of 10.

Double Free in Linux Kernel

CVE-2022-29156

drivers/infiniband/ulp/rtrs/rtrs-clt.c in the Linux kernel before 5.16.12 has a double free related to rtrs_clt_dev_release.

Vulnerability class: Double Free

Published 2022-04-13 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.004 (30.4th percentile), scored 2026-10-20.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 30th percentile — 30.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-415 — Double Free

References

cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16.12 (Mailing List, Vendor Advisory)
github.com/torvalds/linux/commit/8700af2cc18c919b2a83e74e0479038fd113c15d (Patch, Third Party Advisory)
security.netapp.com/advisory/ntap-20220602-0002/ (Third Party Advisory)

Frequently asked questions

What is CVE-2022-29156?: CVE-2022-29156 is a high-severity vulnerability in Linux Kernel, classified under Double Free. CVSS score: 7.8/10. Published 2022-04-13.
How severe is CVE-2022-29156?: High severity. CVSS v3 base score is 7.8 out of 10.