Moderate: curl security and bug fix update

Synopsis

Moderate: curl security and bug fix update

Type/Severity

Security Advisory: Moderate

Topic

An update for curl is now available for Red Hat Enterprise Linux 8.2 Extended Update Support.

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: Incorrect argument check can allow remote servers to overwrite local files (CVE-2020-8177)
  

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.

Bug Fix(es):

• libcurl: Segfault when HTTPS_PROXY and NO_PROXY is used together (BZ#1900103)

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

Affected Products

• Red Hat Enterprise Linux for x86_64 - Extended Update Support 8.2 x86_64
• Red Hat Enterprise Linux Server - TUS 8.2 x86_64

Fixes

• BZ - 1847915 - CVE-2020-8177 curl: Incorrect argument check can allow remote servers to overwrite local files
• BZ - 1900103 - libcurl: Segfault when HTTPS_PROXY and NO_PROXY is used together [rhel-8.2.0.z]

CVEs

• CVE-2020-8177

References

• https://access.redhat.com/security/updates/classification/#moderate