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Red Hat Enterprise Linux 8 RHSA-2021:4593 Moderate Annobin Unicode Attack

An update for annobin 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. -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ==================================================================== Red Hat Security Advisory Synopsis: Moderate: annobin security update Advisory ID: RHSA-2021:4593-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2021:4593 Issue date: 2021-11-10 CVE Names: CVE-2021-42574 ==================================================================== 1. Summary: An update for annobin 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. 2. Relevant releases/architectures: Red Hat Enterprise Linux AppStream (v. 8) - aarch64, ppc64le, s390x, 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 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. 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 Enterprise Linux AppStream (v. 8): Source: annobin-9.72-1.el8_5.2.src.rpm aarch64: annobin-9.72-1.el8_5.2.aarch64.rpm annobin-annocheck-9.72-1.el8_5.2.aarch64.rpm annobin-annocheck-debuginfo-9.72-1.el8_5.2.aarch64.rpm annobin-debuginfo-9.72-1.el8_5.2.aarch64.rpm annobin-debugsource-9.72-1.el8_5.2.aarch64.rpm ppc64le: annobin-9.72-1.el8_5.2.ppc64le.rpm annobin-annocheck-9.72-1.el8_5.2.ppc64le.rpm annobin-annocheck-debuginfo-9.72-1.el8_5.2.ppc64le.rpm annobin-debuginfo-9.72-1.el8_5.2.ppc64le.rpm annobin-debugsource-9.72-1.el8_5.2.ppc64le.rpm s390x: annobin-9.72-1.el8_5.2.s390x.rpm annobin-annocheck-9.72-1.el8_5.2.s390x.rpm annobin-annocheck-debuginfo-9.72-1.el8_5.2.s390x.rpm annobin-debuginfo-9.72-1.el8_5.2.s390x.rpm annobin-debugsource-9.72-1.el8_5.2.s390x.rpm x86_64: annobin-9.72-1.el8_5.2.x86_64.rpm annobin-annocheck-9.72-1.el8_5.2.x86_64.rpm annobin-annocheck-debuginfo-9.72-1.el8_5.2.x86_64.rpm annobin-debuginfo-9.72-1.el8_5.2.x86_64.rpm annobin-debugsource-9.72-1.el8_5.2.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 . More contact details at https://access.redhat.com/security/team/contact Copyright 2021 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPGv1 iQIVAwUBYYvZ6dzjgjWX9erEAQhHiQ//R6JZeNlOCTcDKFkLUIVIWM6Erqvy5d5g uCcnrNlAKIrFxwDU4eTAug7VzRC+LcFZh1/el7TVyMhVGmX5qBziYLKr0oLfc5J2 bXcIRDIRDlEMAkIZN7slXxDV89viylndbufOe7I9dp/z4ZU1cnb+2rAtToPAeA0X MMu84u41BTh+7V4ZDOZSFXZ7H+aV9NGnDZTp5n2/FJjMZiEIlO+KOB8lD0eO+e5O KMLLdKUcPZyqxp8xiQZVtXKeK3RO5QwT7fLCLFW+LOqH10hc/cl6qOeaHhYRyj7G HEhcNKr764DoHumrfc4aLDHCVVr5+aEbWl7pGcdlQoAbXLfznD0ZApI9RuwV42Qk rtXB7bV+/kHN85C35BliWYwch00ELiIGmy9YwA7vUxMz7O/QfqvPZ5nqJ8PSm3RU UxDvC0ucFJXDRYmK0V7XMwBDHfhHBU9UulL8ztH+p8Oe1Sfoj8qz7HQxfeYcmN1V Z5ELQbRDWducWM15lAChps8+WKWNw/RMpfzCWfRQnJPH38caKrdIKfA0Mz7GMLCT SI0K23eKL54+Q55+7Lnws78nw2ywSJYgqGXZ8NHDycLhGkj+M4/AiH0lnZ4MDD3E I4iJE9hMCB2JeO5SWLR/vbtgMG5Upky7CZGXC+52fQYxMn2r4czgkX8Y/6i7/IMh 8G9Xy0rLtUk=Ke8O -----END PGP SIGNATURE----- -- RHSA-announce mailing list This email address is being protected from spambots. You need JavaScript enabled to view it. . A standard security patch for annobin in Red Hat Enterprise Linux mitigates the risk of possible trojan source vulnerabilities.. Red Hat Security, Annobin Update, Moderate Severity, Unicode Threat, AppStream Release. . LinuxSecurity.com Team

Nov 10, 2021 Red Hat