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Red Hat Product Errata RHSA-2020:4846 - Security Advisory
Issued:
2020-11-03
Updated:
2020-11-03

RHSA-2020:4846 - Security Advisory

  • Overview
  • Updated Packages

Synopsis

Moderate: mingw-expat security update

Type/Severity

Security Advisory: Moderate

Red Hat Insights patch analysis

Identify and remediate systems affected by this advisory.

View affected systems

Topic

An update for mingw-expat 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

Expat is a C library for parsing XML documents. The mingw-expat packages provide a port of the Expat library for MinGW.

Security Fix(es):

  • expat: large number of colons in input makes parser consume high amount of resources, leading to DoS (CVE-2018-20843)

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 8.3 Release Notes linked from 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 CodeReady Linux Builder for x86_64 8 x86_64
  • Red Hat CodeReady Linux Builder for x86_64 - Extended Update Support 8.8 x86_64
  • Red Hat CodeReady Linux Builder for x86_64 - Extended Update Support 8.6 x86_64
  • Red Hat CodeReady Linux Builder for x86_64 - Extended Update Support 8.4 x86_64

Fixes

  • BZ - 1723723 - CVE-2018-20843 expat: large number of colons in input makes parser consume high amount of resources, leading to DoS

CVEs

  • CVE-2018-20843

References

  • https://access.redhat.com/security/updates/classification/#moderate
  • https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.3_release_notes/
Note: More recent versions of these packages may be available. Click a package name for more details.

Red Hat CodeReady Linux Builder for x86_64 8

SRPM
mingw-expat-2.2.4-5.el8.src.rpm SHA-256: cce3997b1c3c27ef6612beb0c9c73e5897e0255229b5d313702cb955c7b340f9
x86_64
mingw32-expat-2.2.4-5.el8.noarch.rpm SHA-256: 2f20cfaca61bd4298593ac29539c69d9dd83deef00d9eb217dd1b0e5efdc6835
mingw32-expat-debuginfo-2.2.4-5.el8.noarch.rpm SHA-256: a1a4b66aa848a8c28b91b69a97dded18483e0ee6277fcf91b633997359e17d13
mingw64-expat-2.2.4-5.el8.noarch.rpm SHA-256: db878d568d2aa02faceb13edac3c7725e31077a03f123d16f9e8850ec8b4ff36
mingw64-expat-debuginfo-2.2.4-5.el8.noarch.rpm SHA-256: 3bd24f2ff56006f6109867da921076a58139aefb7de48c573c77f274735e3078

Red Hat CodeReady Linux Builder for x86_64 - Extended Update Support 8.8

SRPM
mingw-expat-2.2.4-5.el8.src.rpm SHA-256: cce3997b1c3c27ef6612beb0c9c73e5897e0255229b5d313702cb955c7b340f9
x86_64
mingw32-expat-2.2.4-5.el8.noarch.rpm SHA-256: 2f20cfaca61bd4298593ac29539c69d9dd83deef00d9eb217dd1b0e5efdc6835
mingw32-expat-debuginfo-2.2.4-5.el8.noarch.rpm SHA-256: a1a4b66aa848a8c28b91b69a97dded18483e0ee6277fcf91b633997359e17d13
mingw64-expat-2.2.4-5.el8.noarch.rpm SHA-256: db878d568d2aa02faceb13edac3c7725e31077a03f123d16f9e8850ec8b4ff36
mingw64-expat-debuginfo-2.2.4-5.el8.noarch.rpm SHA-256: 3bd24f2ff56006f6109867da921076a58139aefb7de48c573c77f274735e3078

Red Hat CodeReady Linux Builder for x86_64 - Extended Update Support 8.6

SRPM
mingw-expat-2.2.4-5.el8.src.rpm SHA-256: cce3997b1c3c27ef6612beb0c9c73e5897e0255229b5d313702cb955c7b340f9
x86_64
mingw32-expat-2.2.4-5.el8.noarch.rpm SHA-256: 2f20cfaca61bd4298593ac29539c69d9dd83deef00d9eb217dd1b0e5efdc6835
mingw32-expat-debuginfo-2.2.4-5.el8.noarch.rpm SHA-256: a1a4b66aa848a8c28b91b69a97dded18483e0ee6277fcf91b633997359e17d13
mingw64-expat-2.2.4-5.el8.noarch.rpm SHA-256: db878d568d2aa02faceb13edac3c7725e31077a03f123d16f9e8850ec8b4ff36
mingw64-expat-debuginfo-2.2.4-5.el8.noarch.rpm SHA-256: 3bd24f2ff56006f6109867da921076a58139aefb7de48c573c77f274735e3078

Red Hat CodeReady Linux Builder for x86_64 - Extended Update Support 8.4

SRPM
mingw-expat-2.2.4-5.el8.src.rpm SHA-256: cce3997b1c3c27ef6612beb0c9c73e5897e0255229b5d313702cb955c7b340f9
x86_64
mingw32-expat-2.2.4-5.el8.noarch.rpm SHA-256: 2f20cfaca61bd4298593ac29539c69d9dd83deef00d9eb217dd1b0e5efdc6835
mingw32-expat-debuginfo-2.2.4-5.el8.noarch.rpm SHA-256: a1a4b66aa848a8c28b91b69a97dded18483e0ee6277fcf91b633997359e17d13
mingw64-expat-2.2.4-5.el8.noarch.rpm SHA-256: db878d568d2aa02faceb13edac3c7725e31077a03f123d16f9e8850ec8b4ff36
mingw64-expat-debuginfo-2.2.4-5.el8.noarch.rpm SHA-256: 3bd24f2ff56006f6109867da921076a58139aefb7de48c573c77f274735e3078

The Red Hat security contact is secalert@redhat.com. More contact details at https://access.redhat.com/security/team/contact/.

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