{"id":"CVE-2026-48496","aliases":["GHSA-f2r5-5m7w-p5cx","GO-2026-5343"],"url":"https://o3.security/vulnerability/CVE-2026-48496","summary":"opentelemetry-ebpf-profiler: Unprivileged process can trigger a denial of service on the ebpf-profiler agent","details":"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.","published":"2026-09-11T21:16:42.934Z","modified":"2026-09-18T18:26:42.250326391Z","cvss":{"score":6.2,"severity":"MEDIUM","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},"epss":{"score":0.00139,"percentile":0.03643,"asOf":"2026-09-16"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Go","name":"go.opentelemetry.io/ebpf-profiler","fixedVersion":"0.0.202622"}],"fix":{"url":"https://github.com/open-telemetry/opentelemetry-ebpf-profiler/commit/234b685cab31c2cb2f79e966caeab168bcc489e4","label":"open-telemetry/opentelemetry-ebpf-profiler@234b685"},"references":[{"type":"WEB","url":"https://github.com/open-telemetry/opentelemetry-ebpf-profiler/releases/tag/v0.0.202622"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/48xxx/CVE-2026-48496.json"},{"type":"ADVISORY","url":"https://github.com/open-telemetry/opentelemetry-ebpf-profiler/security/advisories/GHSA-f2r5-5m7w-p5cx"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-48496"},{"type":"FIX","url":"https://github.com/open-telemetry/opentelemetry-ebpf-profiler/commit/234b685cab31c2cb2f79e966caeab168bcc489e4"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-09-18T18:26:42.250326391Z"}}