Double Free Affecting bpftool package, versions <0:7.0.0-284.11.1.el9_2


Severity

Recommended
high

Based on CentOS security rating.

Threat Intelligence

EPSS
0.22% (13th percentile)

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  • Snyk IDSNYK-CENTOS9-BPFTOOL-3086188
  • published27 Oct 2022
  • disclosed7 Oct 2022

Introduced: 7 Oct 2022

CVE-2022-3707  (opens in a new tab)
CWE-415  (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.

A double-free memory flaw was found in the Linux kernel. The Intel GVT-g graphics driver triggers VGA card system resource overload, causing a fail in the intel_gvt_dma_map_guest_page function. This issue could allow a local user to crash the system.

CVSS Base Scores

version 3.1