What is CVE-2023-22996?

CVE-2023-22996 is a medium-severity vulnerability in Linux Kernel, classified under Missing Release of Resource after Effective Lifetime. CVSS score: 5.5/10. Published 2023-02-28.

How severe is CVE-2023-22996?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Vulnerability in Linux Kernel

CVE-2023-22996

In the Linux kernel before 5.17.2, drivers/soc/qcom/qcom_aoss.c does not release an of_find_device_by_node reference after use, e.g., with put_device.

Published 2023-02-28 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.003 (17.0th percentile), scored 2026-10-25.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 17th percentile — 17.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Linux Kernel

Weakness classification (CWE)

CWE-772 — Missing Release of Resource after Effective Lifetime

References

cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17.2 (Release Notes)
github.com/torvalds/linux/commit/4b41a9d0fe3db5f91078a380f62f0572c3ecf2dd (Patch)

Frequently asked questions

What is CVE-2023-22996?: CVE-2023-22996 is a medium-severity vulnerability in Linux Kernel, classified under Missing Release of Resource after Effective Lifetime. CVSS score: 5.5/10. Published 2023-02-28.
How severe is CVE-2023-22996?: Medium severity. CVSS v3 base score is 5.5 out of 10.