{"id":"ALSA-2026:65116","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/mail: golang: net/mail: Denial of Service via pathological email address parsing (CVE-2026-42499)\n  * net/mail: golang: Go net/mail: Denial of Service via crafted email inputs (CVE-2026-39820)\n  * mime: golang: Golang MIME: Denial of Service via maliciously-crafted MIME header (CVE-2026-42504)\n  * github.com/open-telemetry/opentelemetry-go: go.opentelemetry.io/otel/baggage: go.opentelemetry.io/otel/propagation: OpenTelemetry-Go: Denial of Service via oversized baggage headers (CVE-2026-41178)\n  * encoding/asn1: golang: Go encoding/asn1: Denial of Service via excessive recursion in Unmarshal (CVE-2026-33818)\n  * net/url: golang: golang net/url: Denial of Service from quadratic complexity in path resolution (CVE-2026-56860)\n  * net/[http:](http:) golang: Go net/[http:](http:) Unencrypted HTTP/2 connections vulnerable to Denial of Service (CVE-2026-56853)\n  * html/template: golang: Go html/template: Cross-Site Scripting via pathological input (CVE-2026-56858)\n  * crypto/tls: golang: Golang crypto/tls: Denial of Service via indefinite KeyUpdate messages (CVE-2026-56862)\n  * encoding/xml: golang: Go: Denial of Service via XML decoding recursion depth issue (CVE-2026-56859)\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":"2026-09-10T11:26:38.827004543Z","published":"2026-09-08T00:00:00Z","related":["CVE-2026-33818","CVE-2026-39820","CVE-2026-41178","CVE-2026-42499","CVE-2026-42504","CVE-2026-56853","CVE-2026-56858","CVE-2026-56859","CVE-2026-56860","CVE-2026-56862"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:65116"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-33818"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-39820"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-41178"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-42499"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-42504"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-56853"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-56858"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-56859"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-56860"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-56862"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2467809"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2467820"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2484204"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2484830"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2515815"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2515820"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2515827"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2515838"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2515839"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2515840"},{"type":"ADVISORY","url":"https://errata.almalinux.org/10/ALSA-2026-65116.html"}],"affected":[{"package":{"name":"opentelemetry-collector","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/opentelemetry-collector"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.152.1-2.el10_2"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:65116.json"}}],"schema_version":"1.9.0"}