En resumen
- CVE-2026-21728 es una vulnerabilidad ALTO (CVSS 7.5) que afecta a github.com/grafana/tempo, tempo (grafana).
- Probabilidad de explotación en los próximos 30 días (EPSS): 0.64%, mayor que el 50.5% de las vulnerabilidades.
- Solución: actualizar a 2.8.4, 2.10.2, 2.9.2 o posterior.
| Package | Affected versions | Patched versions |
|---|
| github.com/grafana/tempo Go | ≥ 1.3.0, < 2.8.4≥ 1.3.0≥ 2.10.0, < 2.10.2≥ 2.9.0, < 2.9.2
| 2.8.42.10.22.9.2
|
| tempo | ≥ 1.3.0, < 2.8.4≥ 2.10.0, < 2.10.2≥ 2.9.0, < 2.9.2
| 2.8.42.10.22.9.2
|
Description
Tempo queries with large limits can cause large memory allocations which can impact the availability of the service, depending on its deployment strategy.
Mitigation can be done by setting max_result_limit in the search config, e.g. to 262144 (2^18).
NVD description
Tempo queries with large limits can cause large memory allocations which can impact the availability of the service, depending on its deployment strategy.
Mitigation can be done by setting max_result_limit in the search config, e.g. to 262144 (2^18). Alternatively, automatically restart the service.
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