NULL Pointer Dereference Affecting python3-perf package, versions <0:4.18.0-477.10.1.el8_8


Severity

Recommended
high

Based on CentOS security rating.

Threat Intelligence

EPSS
0.27% (19th percentile)

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  • Snyk IDSNYK-CENTOS8-PYTHON3PERF-9218990
  • published5 Mar 2025
  • disclosed26 Feb 2025

Introduced: 26 Feb 2025

CVE-2022-49323  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

Upgrade Centos:8 python3-perf to version 0:4.18.0-477.10.1.el8_8 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream python3-perf package and not the python3-perf package as distributed by Centos. See How to fix? for Centos:8 relevant fixed versions and status.

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

iommu/arm-smmu: fix possible null-ptr-deref in arm_smmu_device_probe()

It will cause null-ptr-deref when using 'res', if platform_get_resource() returns NULL, so move using 'res' after devm_ioremap_resource() that will check it to avoid null-ptr-deref. And use devm_platform_get_and_ioremap_resource() to simplify code.

CVSS Base Scores

version 3.1