CVE-2022-49716

irqchip/gic-v3: Fix error handling in gic_populate_ppi_partitions

Medium · published February 26, 2025

CVSS v3.1
5.5
EPSS
0%
Percentile
19.5
In the wild
Unconfirmed
What it is

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

irqchip/gic-v3: Fix error handling in gic_populate_ppi_partitions

of_get_child_by_name() returns a node pointer with refcount

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

When kcalloc fails, it missing of_node_put() and results in refcount

leak. Fix this by goto out_put_node label.

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
0.00281 · 19.5th percentile
Published
2025-02-26T02:24Z
EPSS history
Timeline
  • 26 FEB 02:24Z
    irqchip/gic-v3: Fix error handling in gic_populate_ppi_partitions
    cvelistv5