ALSA-2026:93596: Important: opentelemetry-collector security update
Collector with the supported components for a Red Hat build of OpenTelemetry
Security Fix(es):
net/http: golang: golang: Denial of Service via crafted HTTP Range headers (CVE-2026-78667) crypto/tls: golang: crypto/tls: Denial of Service via multiple ECH outer extension references (CVE-2026-97031) net/textproto: mime/multipart: golang: golang: Denial of Service via memory limit bypass in multipart form parsing (CVE-2026-94440) net/http: net/http/internal/http2: golang.org/x/net/http2: net/http: Denial of Service via excessive HTTP/2 SETTINGS frames (CVE-2026-78669) crypto/x509: golang: crypto/x509: Man-in-the-middle attacks via untrusted intermediate certificates (CVE-2026-111943)
For 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.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
almalinux/opentelemetry-collectorto a version that resolves this vulnerability.Fixed in 0.158.0-2.el10_2
Event History
Child vulnerabilities
Contains the following vulnerabilities.
Frequently Asked Questions
Does the notice identify affected versions, configurations, or whether default deployments are vulnerable?
No. It identifies the Collector with supported components but does not provide affected version ranges, configuration prerequisites, or default-configuration exposure details.
Where can practitioners find severity and impact details for the listed issues?
The notice directs readers to the referenced CVE pages for impact information, CVSS scores, acknowledgments, and related details.