{"id":"DEBIAN-CVE-2026-39882","details":"OpenTelemetry-Go is the Go implementation of OpenTelemetry. Prior to 1.43.0, the otlp HTTP exporters (traces/metrics/logs) read the full HTTP response body into an in-memory bytes.Buffer without a size cap. This is exploitable for memory exhaustion when the configured collector endpoint is attacker-controlled (or a network attacker can mitm the exporter connection). This vulnerability is fixed in 1.43.0.","modified":"2026-08-27T23:06:08.873602601Z","published":"2026-04-08T21:17:00.547Z","upstream":["CVE-2026-39882"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2026-39882"}],"affected":[{"package":{"name":"golang-opentelemetry-otel","ecosystem":"Debian:12","purl":"pkg:deb/debian/golang-opentelemetry-otel?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.1.0-2","1.10.0-1","1.16.0-1","1.16.0-2","1.19.0-0","1.21.0-1","1.21.0-2","1.21.0-3","1.21.0-4","1.31.0-1","1.31.0-2","1.31.0-3","1.31.0-4","1.31.0-5","1.31.0-6","1.43.0-1","1.43.0-2","1.43.0-3","1.43.0-4"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2026-39882.json"}},{"package":{"name":"golang-opentelemetry-otel","ecosystem":"Debian:13","purl":"pkg:deb/debian/golang-opentelemetry-otel?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.31.0-4","1.31.0-5","1.31.0-6","1.43.0-1","1.43.0-2","1.43.0-3","1.43.0-4"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2026-39882.json"}},{"package":{"name":"golang-opentelemetry-otel","ecosystem":"Debian:14","purl":"pkg:deb/debian/golang-opentelemetry-otel?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.43.0-1"}]}],"versions":["1.31.0-4","1.31.0-5","1.31.0-6"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2026-39882.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}