RHSA-2020:1792 — Security Advisory

Red Hat Security Advisory: curl security update

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Severity

Moderate

Red Hat Product Security

RHEL 8

Products

Official CSAF product identity

Published · April 29, 2020

Updated · September 21, 2026

Topic

An update for curl is now available for Red Hat Enterprise Linux 8.

Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Description

The curl packages provide the libcurl library and the curl utility for downloading files from servers using various protocols, including HTTP, FTP, and LDAP.

Security Fix(es):

  • curl: double free due to subsequent call of realloc() (CVE-2019-5481)

  • curl: heap buffer overflow in function tftp_receive_packet() (CVE-2019-5482)

  • curl: TFTP receive heap buffer overflow in tftp_receive_packet() function (CVE-2019-5436)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Additional Changes:

For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.2 Release Notes linked from the References section.

Related CVEs

RHSA-2020:1792 — Red Hat Security Advisory: curl security update | PulseLinux