RedHat: RHSA-2020-4005:01 Moderate: libxslt security update
Summary
libxslt is a library for transforming XML files into other textual formats
(including HTML, plain text, and other XML representations of the
underlying data) using the standard XSLT stylesheet transformation
mechanism.
Security Fix(es):
* libxslt: xsltCheckRead and xsltCheckWrite routines security bypass by
crafted URL (CVE-2019-11068)
* libxslt: use after free in xsltCopyText in transform.c could lead to
information disclosure (CVE-2019-18197)
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 7.9 Release Notes linked from the References section.
Summary
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
References
https://access.redhat.com/security/cve/CVE-2019-11068 https://access.redhat.com/security/cve/CVE-2019-18197 https://access.redhat.com/security/updates/classification/#moderate https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/7/html/7.9_release_notes/index
Package List
Red Hat Enterprise Linux Client (v. 7):
Source:
libxslt-1.1.28-6.el7.src.rpm
x86_64:
libxslt-1.1.28-6.el7.i686.rpm
libxslt-1.1.28-6.el7.x86_64.rpm
libxslt-debuginfo-1.1.28-6.el7.i686.rpm
libxslt-debuginfo-1.1.28-6.el7.x86_64.rpm
Red Hat Enterprise Linux Client Optional (v. 7):
x86_64:
libxslt-debuginfo-1.1.28-6.el7.i686.rpm
libxslt-debuginfo-1.1.28-6.el7.x86_64.rpm
libxslt-devel-1.1.28-6.el7.i686.rpm
libxslt-devel-1.1.28-6.el7.x86_64.rpm
libxslt-python-1.1.28-6.el7.x86_64.rpm
Red Hat Enterprise Linux ComputeNode (v. 7):
Source:
libxslt-1.1.28-6.el7.src.rpm
x86_64:
libxslt-1.1.28-6.el7.i686.rpm
libxslt-1.1.28-6.el7.x86_64.rpm
libxslt-debuginfo-1.1.28-6.el7.i686.rpm
libxslt-debuginfo-1.1.28-6.el7.x86_64.rpm
Red Hat Enterprise Linux ComputeNode Optional (v. 7):
x86_64:
libxslt-debuginfo-1.1.28-6.el7.i686.rpm
libxslt-debuginfo-1.1.28-6.el7.x86_64.rpm
libxslt-devel-1.1.28-6.el7.i686.rpm
libxslt-devel-1.1.28-6.el7.x86_64.rpm
libxslt-python-1.1.28-6.el7.x86_64.rpm
Red Hat Enterprise Linux Server (v. 7):
Source:
libxslt-1.1.28-6.el7.src.rpm
ppc64:
libxslt-1.1.28-6.el7.ppc.rpm
libxslt-1.1.28-6.el7.ppc64.rpm
libxslt-debuginfo-1.1.28-6.el7.ppc.rpm
libxslt-debuginfo-1.1.28-6.el7.ppc64.rpm
libxslt-devel-1.1.28-6.el7.ppc.rpm
libxslt-devel-1.1.28-6.el7.ppc64.rpm
ppc64le:
libxslt-1.1.28-6.el7.ppc64le.rpm
libxslt-debuginfo-1.1.28-6.el7.ppc64le.rpm
libxslt-devel-1.1.28-6.el7.ppc64le.rpm
s390x:
libxslt-1.1.28-6.el7.s390.rpm
libxslt-1.1.28-6.el7.s390x.rpm
libxslt-debuginfo-1.1.28-6.el7.s390.rpm
libxslt-debuginfo-1.1.28-6.el7.s390x.rpm
libxslt-devel-1.1.28-6.el7.s390.rpm
libxslt-devel-1.1.28-6.el7.s390x.rpm
x86_64:
libxslt-1.1.28-6.el7.i686.rpm
libxslt-1.1.28-6.el7.x86_64.rpm
libxslt-debuginfo-1.1.28-6.el7.i686.rpm
libxslt-debuginfo-1.1.28-6.el7.x86_64.rpm
libxslt-devel-1.1.28-6.el7.i686.rpm
libxslt-devel-1.1.28-6.el7.x86_64.rpm
Red Hat Enterprise Linux Server Optional (v. 7):
ppc64:
libxslt-debuginfo-1.1.28-6.el7.ppc64.rpm
libxslt-python-1.1.28-6.el7.ppc64.rpm
ppc64le:
libxslt-debuginfo-1.1.28-6.el7.ppc64le.rpm
libxslt-python-1.1.28-6.el7.ppc64le.rpm
s390x:
libxslt-debuginfo-1.1.28-6.el7.s390x.rpm
libxslt-python-1.1.28-6.el7.s390x.rpm
x86_64:
libxslt-debuginfo-1.1.28-6.el7.x86_64.rpm
libxslt-python-1.1.28-6.el7.x86_64.rpm
Red Hat Enterprise Linux Workstation (v. 7):
Source:
libxslt-1.1.28-6.el7.src.rpm
x86_64:
libxslt-1.1.28-6.el7.i686.rpm
libxslt-1.1.28-6.el7.x86_64.rpm
libxslt-debuginfo-1.1.28-6.el7.i686.rpm
libxslt-debuginfo-1.1.28-6.el7.x86_64.rpm
libxslt-devel-1.1.28-6.el7.i686.rpm
libxslt-devel-1.1.28-6.el7.x86_64.rpm
Red Hat Enterprise Linux Workstation Optional (v. 7):
x86_64:
libxslt-debuginfo-1.1.28-6.el7.x86_64.rpm
libxslt-python-1.1.28-6.el7.x86_64.rpm
These packages are GPG signed by Red Hat for security. Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/
Topic
An update for libxslt is now available for Red Hat Enterprise Linux 7.Red Hat Product Security has rated this update as having a security impactof Moderate. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available for each vulnerability fromthe CVE link(s) in the References section.
Topic
Relevant Releases Architectures
Red Hat Enterprise Linux Client (v. 7) - x86_64
Red Hat Enterprise Linux Client Optional (v. 7) - x86_64
Red Hat Enterprise Linux ComputeNode (v. 7) - x86_64
Red Hat Enterprise Linux ComputeNode Optional (v. 7) - x86_64
Red Hat Enterprise Linux Server (v. 7) - ppc64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux Server Optional (v. 7) - ppc64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux Workstation (v. 7) - x86_64
Red Hat Enterprise Linux Workstation Optional (v. 7) - x86_64
Bugs Fixed
1709697 - CVE-2019-11068 libxslt: xsltCheckRead and xsltCheckWrite routines security bypass by crafted URL
1770768 - CVE-2019-18197 libxslt: use after free in xsltCopyText in transform.c could lead to information disclosure