CVE-2022-49676

memory: samsung: exynos5422-dmc: Fix refcount leak in of_get_dram_timings

Medium · published February 26, 2025

CVSS v3.1
5.5
EPSS
0%
Percentile
16.9
In the wild
Unconfirmed
What it is

In the Linux kernel, the following vulnerability has been resolved:

memory: samsung: exynos5422-dmc: Fix refcount leak in of_get_dram_timings

of_parse_phandle() returns a node pointer with refcount

incremented, we should use of_node_put() on it when not need anymore.

This function doesn't call of_node_put() in some error paths.

To unify the structure, Add put_node label and goto it on errors.

The record
Technical detail
CVSS v3.1
5.5 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00261 · 16.9th percentile
Published
2025-02-26T02:24Z
EPSS history
Timeline
  • 26 FEB 02:24Z
    memory: samsung: exynos5422-dmc: Fix refcount leak in of_get_dram_timings
    cvelistv5