Resource exhaustion in Open-Telemetry Opentelemetry-Ebpf-Profiler
CVE-2026-48496
OpenTelemetry eBPF Profiler is a production-scale agent for profiling applications across multiple programming languages. Starting in version 0.0.202527 and prior to version 0.0.202622, an unprivileged process can cause the profiler to open a nonregular mapping file, such as a FIFO, and block indefinitely, preventing further ELF analysis and causing a denial of service. Version 0.0.202622 contains a patch. No known workarounds are available.
CVSS v3 metric
CVSS v3 base score 6.2 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Open-telemetry Opentelemetry-ebpf-profiler — versions >= 0.0.202527, < 0.0.202622
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM)
- security-advisories@github.com (x_refsource_MISC)
- security-advisories@github.com (x_refsource_MISC)
Frequently asked questions
- What is CVE-2026-48496?
- CVE-2026-48496 is a medium-severity vulnerability in Open-Telemetry Opentelemetry-Ebpf-Profiler, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 6.2/10. Published 2026-09-11.
- How severe is CVE-2026-48496?
- Medium severity. CVSS v3 base score is 6.2 out of 10.