Out-of-bounds Write Affecting python3-perf package, versions <0:4.18.0-477.27.1.el8_8


Severity

Recommended
0.0
high
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.04% (5th percentile)

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  • Snyk IDSNYK-RHEL8-PYTHON3PERF-5908290
  • published5 Jul 2023
  • disclosed10 May 2023

Introduced: 10 May 2023

CVE-2023-3090  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

Upgrade RHEL:8 python3-perf to version 0:4.18.0-477.27.1.el8_8 or higher.
This issue was patched in RHSA-2023:5244.

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 RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

A heap out-of-bounds write vulnerability in the Linux Kernel ipvlan network driver can be exploited to achieve local privilege escalation.

The out-of-bounds write is caused by missing skb->cb initialization in the ipvlan network driver. The vulnerability is reachable if CONFIG_IPVLAN is enabled.

We recommend upgrading past commit 90cbed5247439a966b645b34eb0a2e037836ea8e.

CVSS Scores

version 3.1