Out-of-bounds Write Affecting containers-common package, versions <1:0.1.32-6.git1715c90.module+el8.4.0+557+48ba8b2f


Severity

Recommended
high

Based on Rocky Linux security rating.

Threat Intelligence

EPSS
0.51% (77th percentile)

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  • Snyk IDSNYK-ROCKY8-CONTAINERSCOMMON-3301860
  • published3 Feb 2023
  • disclosed16 Jan 2020

Introduced: 16 Jan 2020

CVE-2020-7039  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

Upgrade Rocky-Linux:8 containers-common to version 1:0.1.32-6.git1715c90.module+el8.4.0+557+48ba8b2f or higher.
This issue was patched in RLSA-2020:1360.

NVD Description

Note: Versions mentioned in the description apply only to the upstream containers-common package and not the containers-common package as distributed by Rocky-Linux. See How to fix? for Rocky-Linux: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