Out-of-bounds Read Affecting libarchive package, versions <0:3.3.2-7.el8


Severity

Recommended
medium

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.42% (74th percentile)

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  • Snyk IDSNYK-RHEL8-LIBARCHIVE-3634784
  • published26 Jul 2021
  • disclosed16 Sept 2017

Introduced: 16 Sep 2017

CVE-2017-14503  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

Upgrade RHEL:8 libarchive to version 0:3.3.2-7.el8 or higher.
This issue was patched in RHSA-2019:3698.

NVD Description

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

libarchive 3.3.2 suffers from an out-of-bounds read within lha_read_data_none() in archive_read_support_format_lha.c when extracting a specially crafted lha archive, related to lha_crc16.