{"id":"ALSA-2026:19353","summary":"Important: opentelemetry-collector security update","details":"Collector with the supported components for a AlmaLinux build of OpenTelemetry  \n\nSecurity Fix(es):  \n\n  * net/url: Incorrect parsing of IPv6 host literals in net/url (CVE-2026-25679)\n  * google.golang.org/grpc/grpc-go: google.golang.org/grpc/authz: gRPC-Go: Authorization bypass due to improper HTTP/2 path validation (CVE-2026-33186)\n  * github.com/go-jose/go-jose/v3: github.com/go-jose/go-jose/v4: Go JOSE: Denial of Service via crafted JSON Web Encryption (JWE) object (CVE-2026-34986)\n  * crypto/x509: golang: Go crypto/x509: Denial of Service via inefficient certificate chain validation (CVE-2026-32281)\n  * crypto/x509: golang: Go crypto/x509: Certificate validation bypass due to incorrect DNS constraint application (CVE-2026-33810)\n  * golang: internal/syscall/unix: Root.Chmod can follow symlinks out of the root (CVE-2026-32282)\n  * crypto/tls: golang: Go crypto/tls: Denial of Service via multiple TLS 1.3 key update messages (CVE-2026-32283)\n  * crypto/x509: crypto/tls: golang: Go: Denial of Service vulnerability in certificate chain building (CVE-2026-32280)\n\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.\n","modified":"2026-05-26T16:14:17.538539970Z","published":"2026-05-19T00:00:00Z","related":["CVE-2026-25679","CVE-2026-32280","CVE-2026-32281","CVE-2026-32282","CVE-2026-32283","CVE-2026-33186","CVE-2026-33810","CVE-2026-34986"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:19353"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-25679"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-32280"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-32281"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-32282"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-32283"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-33186"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-33810"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-34986"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2445356"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2449833"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2455470"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2456333"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2456335"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2456336"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2456338"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2456339"},{"type":"ADVISORY","url":"https://errata.almalinux.org/9/ALSA-2026-19353.html"}],"affected":[{"package":{"name":"opentelemetry-collector","ecosystem":"AlmaLinux:9","purl":"pkg:rpm/almalinux/opentelemetry-collector"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.144.0-2.el9_8"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2026:19353.json"}}],"schema_version":"1.7.5"}