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AUSCERT External Security Bulletin Redistribution
ESB-2021.3950
devtoolset-11-annobin security update
19 November 2021
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: devtoolset-11-annobin
Publisher: Red Hat
Operating System: Red Hat
Impact/Access: Provide Misleading Information -- Existing Account
Reduced Security -- Existing Account
Resolution: Patch/Upgrade
CVE Names: CVE-2021-42574
Reference: ASB-2021.0229.2
ESB-2021.3937
ESB-2021.3936
ESB-2021.3915
Original Bulletin:
https://access.redhat.com/errata/RHSA-2021:4729
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Red Hat Security Advisory
Synopsis: Moderate: devtoolset-11-annobin security update
Advisory ID: RHSA-2021:4729-01
Product: Red Hat Software Collections
Advisory URL: https://access.redhat.com/errata/RHSA-2021:4729
Issue date: 2021-11-18
CVE Names: CVE-2021-42574
=====================================================================
1. Summary:
An update for devtoolset-11-annobin is now available for Red Hat Software
Collections.
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.
2. Relevant releases/architectures:
Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7) - noarch, ppc64, ppc64le, s390x, x86_64
Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.7) - noarch, ppc64, ppc64le, s390x, x86_64
Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 7) - noarch, x86_64
3. Description:
Annobin provides a compiler plugin to annotate and tools to examine
compiled binary files.
Security Fix(es):
* Developer environment: Unicode's bidirectional (BiDi) override characters
can cause trojan source attacks (CVE-2021-42574)
The following changes were introduced in annobin in order to facilitate
detection of BiDi Unicode characters:
This update of annobin adds a new annocheck test to detect the presence of
multibyte characters in symbol names.
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.
4. 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
5. Bugs fixed (https://bugzilla.redhat.com/):
2005819 - CVE-2021-42574 Developer environment: Unicode's bidirectional (BiDi) override characters can cause trojan source attacks
6. Package List:
Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7):
Source:
devtoolset-11-annobin-9.82-1.el7.1.src.rpm
noarch:
devtoolset-11-annobin-docs-9.82-1.el7.1.noarch.rpm
ppc64:
devtoolset-11-annobin-annocheck-9.82-1.el7.1.ppc64.rpm
devtoolset-11-annobin-debuginfo-9.82-1.el7.1.ppc64.rpm
devtoolset-11-annobin-plugin-gcc-9.82-1.el7.1.ppc64.rpm
ppc64le:
devtoolset-11-annobin-annocheck-9.82-1.el7.1.ppc64le.rpm
devtoolset-11-annobin-debuginfo-9.82-1.el7.1.ppc64le.rpm
devtoolset-11-annobin-plugin-gcc-9.82-1.el7.1.ppc64le.rpm
s390x:
devtoolset-11-annobin-annocheck-9.82-1.el7.1.s390x.rpm
devtoolset-11-annobin-debuginfo-9.82-1.el7.1.s390x.rpm
devtoolset-11-annobin-plugin-gcc-9.82-1.el7.1.s390x.rpm
x86_64:
devtoolset-11-annobin-annocheck-9.82-1.el7.1.x86_64.rpm
devtoolset-11-annobin-debuginfo-9.82-1.el7.1.x86_64.rpm
devtoolset-11-annobin-plugin-gcc-9.82-1.el7.1.x86_64.rpm
Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.7):
Source:
devtoolset-11-annobin-9.82-1.el7.1.src.rpm
noarch:
devtoolset-11-annobin-docs-9.82-1.el7.1.noarch.rpm
ppc64:
devtoolset-11-annobin-annocheck-9.82-1.el7.1.ppc64.rpm
devtoolset-11-annobin-debuginfo-9.82-1.el7.1.ppc64.rpm
devtoolset-11-annobin-plugin-gcc-9.82-1.el7.1.ppc64.rpm
ppc64le:
devtoolset-11-annobin-annocheck-9.82-1.el7.1.ppc64le.rpm
devtoolset-11-annobin-debuginfo-9.82-1.el7.1.ppc64le.rpm
devtoolset-11-annobin-plugin-gcc-9.82-1.el7.1.ppc64le.rpm
s390x:
devtoolset-11-annobin-annocheck-9.82-1.el7.1.s390x.rpm
devtoolset-11-annobin-debuginfo-9.82-1.el7.1.s390x.rpm
devtoolset-11-annobin-plugin-gcc-9.82-1.el7.1.s390x.rpm
x86_64:
devtoolset-11-annobin-annocheck-9.82-1.el7.1.x86_64.rpm
devtoolset-11-annobin-debuginfo-9.82-1.el7.1.x86_64.rpm
devtoolset-11-annobin-plugin-gcc-9.82-1.el7.1.x86_64.rpm
Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 7):
Source:
devtoolset-11-annobin-9.82-1.el7.1.src.rpm
noarch:
devtoolset-11-annobin-docs-9.82-1.el7.1.noarch.rpm
x86_64:
devtoolset-11-annobin-annocheck-9.82-1.el7.1.x86_64.rpm
devtoolset-11-annobin-debuginfo-9.82-1.el7.1.x86_64.rpm
devtoolset-11-annobin-plugin-gcc-9.82-1.el7.1.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/
7. References:
https://access.redhat.com/security/cve/CVE-2021-42574
https://access.redhat.com/security/updates/classification/#moderate
https://access.redhat.com/security/vulnerabilities/RHSB-2021-007
8. Contact:
The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/
Copyright 2021 Red Hat, Inc.
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