AlmaLinux alert ALSA-2026:19353 (opentelemetry-collector)

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[Announce] [Security Advisory] ALSA-2026:19353: opentelemetry-collector security update (Important)
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Tue, 26 May 2026 16:08:13 +0000
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<0100019e650b3455-859118a6-9afb-4c4c-ab31-502c3505de75-000000@email.amazonses.com>
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Article
Hi,

You are receiving an AlmaLinux Security update email because you subscribed to receive errata
notifications from AlmaLinux.

AlmaLinux: 9
Type: Security
Severity: Important
Release date: 2026-05-26

Summary:

Collector with the supported components for a AlmaLinux build of OpenTelemetry  

Security Fix(es):  

  * net/url: Incorrect parsing of IPv6 host literals in net/url (CVE-2026-25679)
  * 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)
  * 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)
  * crypto/x509: golang: Go crypto/x509: Denial of Service via inefficient certificate chain
validation (CVE-2026-32281)
  * crypto/x509: golang: Go crypto/x509: Certificate validation bypass due to incorrect DNS
constraint application (CVE-2026-33810)
  * golang: internal/syscall/unix: Root.Chmod can follow symlinks out of the root
(CVE-2026-32282)
  * crypto/tls: golang: Go crypto/tls: Denial of Service via multiple TLS 1.3 key update messages
(CVE-2026-32283)
  * crypto/x509: crypto/tls: golang: Go: Denial of Service vulnerability in certificate chain
building (CVE-2026-32280)


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.


Full details, updated packages, references, and other related information:
https://errata.almalinux.org/9/ALSA-2026-19353.html

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AlmaLinux Team
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