Heap-based Buffer Overflow Affecting curl package, versions <0:7.61.1-12.el8


Severity

Recommended
medium

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
5.26% (94th percentile)

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  • Snyk IDSNYK-RHEL8-CURL-3724825
  • published26 Jul 2021
  • disclosed22 May 2019

Introduced: 22 May 2019

CVE-2019-5436  (opens in a new tab)
CWE-122  (opens in a new tab)

How to fix?

Upgrade RHEL:8 curl to version 0:7.61.1-12.el8 or higher.
This issue was patched in RHSA-2020:1792.

NVD Description

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

A heap buffer overflow in the TFTP receiving code allows for DoS or arbitrary code execution in libcurl versions 7.19.4 through 7.64.1.

CVSS Scores

version 3.1