Missing Release of Resource after Effective Lifetime Affecting bpftool package, versions <0:7.0.0-284.11.1.el9_2


Severity

Recommended
high

Based on CentOS security rating.

Threat Intelligence

EPSS
0.02% (5th percentile)

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  • Snyk IDSNYK-CENTOS9-BPFTOOL-12712710
  • published16 Sept 2025
  • disclosed15 Sept 2025

Introduced: 15 Sep 2025

NewCVE-2022-50263  (opens in a new tab)
CWE-772  (opens in a new tab)

How to fix?

Upgrade Centos:9 bpftool to version 0:7.0.0-284.11.1.el9_2 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream bpftool package and not the bpftool package as distributed by Centos. See How to fix? for Centos:9 relevant fixed versions and status.

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

vdpasim: fix memory leak when freeing IOTLBs

After commit bda324fd037a ("vdpasim: control virtqueue support"), vdpasim->iommu became an array of IOTLB, so we should clean the mappings of each free one by one instead of just deleting the ranges in the first IOTLB which may leak maps.

CVSS Base Scores

version 3.1