{"id":"RLSA-2021:4591","summary":"Moderate: gcc-toolset-11-annobin security update","details":"Annobin provides a compiler plugin to annotate and tools to examine compiled binary files.\n\nSecurity Fix(es):\n\n* Developer environment: Unicode's bidirectional (BiDi) override characters can cause trojan source attacks (CVE-2021-42574)\n\nThe following changes were introduced in annobin in order to facilitate detection of BiDi Unicode characters:\n\nThis update of annobin adds a new annocheck test to detect the presence of multibyte characters in symbol names.\n\nFor 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.","modified":"2026-02-05T06:15:05.210391Z","published":"2021-11-10T08:38:54Z","upstream":["CVE-2021-42574"],"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2021:4591"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2005819"}],"affected":[{"package":{"name":"gcc-toolset-11-annobin","ecosystem":"Rocky Linux:8","purl":"pkg:rpm/rocky-linux/gcc-toolset-11-annobin?distro=rocky-linux-8-5-legacy&epoch=0"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:9.85-1.el8_5.1"}],"database_specific":{"yum_repository":"AppStream"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2021:4591.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H"}],"credits":[{"name":"Rocky Enterprise Software Foundation"},{"name":"Red Hat"}]}