Resource Exhaustion Affecting bpftool package, versions <0:7.2.0-362.8.1.el9_3


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.05% (16th percentile)

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  • Snyk IDSNYK-ORACLE9-BPFTOOL-6066941
  • published17 Nov 2023
  • disclosed30 Jun 2023

Introduced: 30 Jun 2023

CVE-2023-1206  (opens in a new tab)
CWE-400  (opens in a new tab)

How to fix?

Upgrade Oracle:9 bpftool to version 0:7.2.0-362.8.1.el9_3 or higher.
This issue was patched in ELSA-2023-6583.

NVD Description

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

A hash collision flaw was found in the IPv6 connection lookup table in the Linux kernel’s IPv6 functionality when a user makes a new kind of SYN flood attack. A user located in the local network or with a high bandwidth connection can increase the CPU usage of the server that accepts IPV6 connections up to 95%.

CVSS Scores

version 3.1