CVE-2022-48888: drm/msm/dpu: Fix memory leak in msm_mdss_parse_data_bus_icc_path

Severity: medium (CVSS 5.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-08-21 · updated 2026-06-17
Weakness: CWE-401

Description

In the Linux kernel, the following vulnerability has been resolved: drm/msm/dpu: Fix memory leak in msm_mdss_parse_data_bus_icc_path of_icc_get() alloc resources for path1, we should release it when not need anymore. Early return when IS_ERR_OR_NULL(path0) may leak path1. Defer getting path1 to fix this. Patchwork: https://patchwork.freedesktop.org/patch/514264/

Affected products

Linux kernel: from 5.19 before 6.1.7 — fixed in 6.1.7

How to fix

Upgrade to a fixed version: Linux kernel 6.1.7. Check the vendor advisory for mitigations.

References

https://git.kernel.org/stable/c/45dac1352b55b1d8cb17f218936b2bc2bc1fb4ee
https://git.kernel.org/stable/c/c6fa1de83fd87267ab24359e6fa52f98f5cee3f9

Get alerted when CVE-2022-48888 or the next vulnerability affects your stack