gitlab-agent-18.11

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• Medium 5.3
  CVE-2026-41178

  OpenTelemetry-Go's baggage parsing no longer caps raw header length

  OpenTelemetry-Go is the Go implementation of OpenTelemetry. Versions 1.41.0 and 1.43.0 removed raw-length rejection and it causes `Parse` to process arbitrarily large/invalid baggage headers and log errors, enabling DoS via oversized inputs. Versions 1.42.0 a…

  open-telemetry go.opentelemetry.io/otel/propagation go.opentelemetry.io/otel/baggage zot Debian Ubuntu Wolfi Go
  Jun 4, 2026
• Critical 9.6
  CVE-2026-39821

  Invoking failure to reject ASCII-only Punycode-encoded labels in golang.org/x/net/idna

  The ToASCII and ToUnicode functions incorrectly accept Punycode-encoded labels that decode to an ASCII-only label. For example, ToUnicode("xn--example-.com") incorrectly returns the name "example.com" rather than an error. This behavior can lead to privilege …

  Go standard library golang.org/x/net net/http net/http/internal/http2 Debian Ubuntu Azure Linux Alpine Wolfi Go
  May 22, 2026
• High 7.5
  CVE-2026-33814

  Infinite loop in HTTP/2 transport when given bad SETTINGS_MAX_FRAME_SIZE in net/http/internal/http2 in golang.org/x/net

  When processing HTTP/2 SETTINGS frames, transport will enter an infinite loop of writing CONTINUATION frames if it receives a SETTINGS_MAX_FRAME_SIZE with a value of 0.

  Go standard library golang.org/x/net net/http golang.org/x/net/http2 Debian Ubuntu Azure Linux Alpine Wolfi Go
  May 7, 2026