Heap-based Buffer Overflow Affecting podman-manpages package, versions <0:1.6.4-2.module+el8.1.1+5363+bf8ff1af


Severity

Recommended
high

Based on CentOS security rating.

Threat Intelligence

EPSS
0.36% (74th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk IDSNYK-CENTOS8-PODMANMANPAGES-2021696
  • published26 Jul 2021
  • disclosed7 Jan 2020

Introduced: 7 Jan 2020

CVE-2020-7039  (opens in a new tab)
CWE-122  (opens in a new tab)

How to fix?

Upgrade Centos:8 podman-manpages to version 0:1.6.4-2.module+el8.1.1+5363+bf8ff1af or higher.

NVD Description

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

tcp_emu in tcp_subr.c in libslirp 4.1.0, as used in QEMU 4.2.0, mismanages memory, as demonstrated by IRC DCC commands in EMU_IRC. This can cause a heap-based buffer overflow or other out-of-bounds access which can lead to a DoS or potential execute arbitrary code.

CVSS Scores

version 3.1