Kurz gesagt
- CVE-2026-27878 ist eine Schwachstelle (MITTEL (CVSS 6.5)) in github.com/grafana/tempo, tempo (grafana).
- Wahrscheinlichkeit einer Ausnutzung in den nächsten 30 Tagen (EPSS): 0.41%, höher als bei 35.4% aller Schwachstellen.
- Abhilfe: auf 1.5.1-0.20260303204923-b13f74291d48, 2.10.2, 2.8.4, 2.9.2 oder neuer aktualisieren.
| Package | Affected versions | Patched versions |
|---|
| github.com/grafana/tempo Go | < 1.5.1-0.20260303204923-b13f74291d48
| 1.5.1-0.20260303204923-b13f74291d48
|
| tempo | ≥ 2.10.0, < 2.10.2≥ 2.6.0, < 2.8.4≥ 2.9.0, < 2.9.2
| 2.10.22.8.42.9.2
|
Description
A TraceQL query in Grafana Tempo with a large exemplars hint value can cause the Tempo instance to allocate an excessive amount of memory, resulting in an out-of-memory crash. This could allow an authenticated user to trigger a denial of service against the Tempo service.
NVD description
A TraceQL query in Grafana Tempo with a large exemplars hint value can cause the Tempo instance to allocate an excessive amount of memory, resulting in an out-of-memory crash. This could allow an authenticated user to trigger a denial of service against the Tempo service.
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