Out-of-bounds Write Affecting skopeo package, versions <1:0.1.40-8.0.1.module+el8.1.1+5502+fbec5cc6


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.36% (74th percentile)

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  • Snyk IDSNYK-ORACLE8-SKOPEO-2546503
  • published10 Apr 2022
  • 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 Oracle:8 skopeo to version 1:0.1.40-8.0.1.module+el8.1.1+5502+fbec5cc6 or higher.
This issue was patched in ELSA-2020-0348.

NVD Description

Note: Versions mentioned in the description apply only to the upstream skopeo package and not the skopeo package as distributed by Oracle. See How to fix? for Oracle: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