Moderate: curl security update

Related Vulnerabilities: CVE-2023-46218  

Synopsis

Moderate: curl security update

Type/Severity

Security Advisory: Moderate

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Topic

An update for curl is now available for Red Hat Enterprise Linux 9.2 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: information disclosure by exploiting a mixed case flaw (CVE-2023-46218)

Bug Fix(es):

  • Cannot upload files bigger than 64K to "SSH-2.0-9.99 sshlib" server, transfer hangs (RHEL-14836)
  • curl: Incomplete patch for host name wildcard checking (RHEL-20618)

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.

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 9.2 x86_64
  • Red Hat Enterprise Linux Server - AUS 9.2 x86_64
  • Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 9.2 s390x
  • Red Hat Enterprise Linux for Power, little endian - Extended Update Support 9.2 ppc64le
  • Red Hat Enterprise Linux for ARM 64 - Extended Update Support 9.2 aarch64
  • Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 9.2 ppc64le
  • Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 9.2 x86_64
  • Red Hat Enterprise Linux Server for ARM 64 - 4 years of updates 9.2 aarch64
  • Red Hat Enterprise Linux Server for IBM z Systems - 4 years of updates 9.2 s390x

Fixes

  • BZ - 2252030 - CVE-2023-46218 curl: information disclosure by exploiting a mixed case flaw
  • RHEL-20618 - curl: Incomplete patch for host name wildcard checking [rhel-9.2.0.z]