RedHat: RHSA-2021-4600:04 Moderate: annobin security update
Summary
Annobin provides a compiler plugin to annotate and tools to examine
compiled binary files.
Security Fix(es):
* Developer environment: Unicode's bidirectional (BiDi) override characterscan 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.
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-2021-42574 https://access.redhat.com/security/updates/classification/#moderate https://access.redhat.com/security/vulnerabilities/RHSB-2021-007
Package List
Red Hat Enterprise Linux AppStream EUS (v. 8.2):
Source:
annobin-8.90-1.el8_2.1.src.rpm
aarch64:
annobin-8.90-1.el8_2.1.aarch64.rpm
annobin-debuginfo-8.90-1.el8_2.1.aarch64.rpm
annobin-debugsource-8.90-1.el8_2.1.aarch64.rpm
ppc64le:
annobin-8.90-1.el8_2.1.ppc64le.rpm
annobin-debuginfo-8.90-1.el8_2.1.ppc64le.rpm
annobin-debugsource-8.90-1.el8_2.1.ppc64le.rpm
s390x:
annobin-8.90-1.el8_2.1.s390x.rpm
annobin-debuginfo-8.90-1.el8_2.1.s390x.rpm
annobin-debugsource-8.90-1.el8_2.1.s390x.rpm
x86_64:
annobin-8.90-1.el8_2.1.x86_64.rpm
annobin-debuginfo-8.90-1.el8_2.1.x86_64.rpm
annobin-debugsource-8.90-1.el8_2.1.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/
Topic
An update for annobin is now available for Red Hat Enterprise Linux 8.2Extended Update Support.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 AppStream EUS (v. 8.2) - aarch64, ppc64le, s390x, x86_64
Bugs Fixed
2005819 - CVE-2021-42574 Developer environment: Unicode's bidirectional (BiDi) override characters can cause trojan source attacks
