{"schema_version": "1.7.0", "id": "RLSA-2026:38995", "modified": "2026-07-15T12:07:41.322761Z", "published": "2026-07-15T12:01:08.928069Z", "upstream": ["CVE-2026-27145", "CVE-2026-39821", "CVE-2026-39822"], "summary": "Important: go-toolset:rhel8 security, bug fix, and enhancement update", "details": "Go Toolset provides the Go programming language tools and libraries. Go is alternatively known as golang. \n\nSecurity Fix(es):\n\n* golang.org/x/net/idna: golang: golang.org/x/net/idna: Privilege escalation via incorrect Punycode label processing (CVE-2026-39821)\n\n* crypto/x509: golang: golang crypto/x509: Denial of Service via excessive processing of DNS SAN entries (CVE-2026-27145)\n\n* os: golang: Go os.Root: Symlink following vulnerability allows directory traversal (CVE-2026-39822)\n\nBug Fix(es) and Enhancement(s):\n\n* Update Go to version 1.26.5+1 [rhel-8.10.z] (JIRA:Rocky Linux-193478)\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.", "severity": [{"type": "CVSS_V3", "score": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N"}], "affected": [{"package": {"ecosystem": "Rocky Linux:8", "name": "delve", "purl": "pkg:rpm/rocky-linux/delve?distro=rocky-linux-8&epoch=0"}, "ranges": [{"type": "ECOSYSTEM", "events": [{"introduced": "0"}, {"fixed": "0:1.26.1-1.module+el8.10.0+40244+e7cb3ff8"}], "database_specific": {"yum_repository": "AppStream"}}]}, {"package": {"ecosystem": "Rocky Linux:8", "name": "golang", "purl": "pkg:rpm/rocky-linux/golang?distro=rocky-linux-8&epoch=0"}, "ranges": [{"type": "ECOSYSTEM", "events": [{"introduced": "0"}, {"fixed": "0:1.26.5-1.module+el8.10.0+40244+e7cb3ff8"}], "database_specific": {"yum_repository": "AppStream"}}]}], "references": [{"type": "ADVISORY", "url": "https://errata.rockylinux.org/RLSA-2026:38995"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2480756"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2484207"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2498152"}], "credits": [{"name": "Rocky Enterprise Software Foundation"}, {"name": "Red Hat"}]}