{"id":"CVE-2026-48496","revision":null,"records":[{"revision":"37cb421877094a4ab6ea635cee0a2ff7","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-48496","aliases":[],"title":"opentelemetry-ebpf-profiler: Unprivileged process can trigger a denial of service on the ebpf-profiler agent","description":"OpenTelemetry eBPF Profiler is a production-scale agent for profiling applications across multiple programming languages. Starting in version 0.0.202527\u00A0and 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\u00A0contains a patch. 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Starting in version 0.0.202527\u00A0and prior to version 0.0.202622, an unprivileged process can cause the profiler to open…","description":"OpenTelemetry eBPF Profiler is a production-scale agent for profiling applications across multiple programming languages. Starting in version 0.0.202527\u00A0and 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\u00A0contains a patch. No known workarounds are available.","state":0,"publishedAt":null,"modifiedAt":null,"affected":[],"metrics":[{"system":"EUVD CVSS 3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":6.2,"severity":null}],"references":["https://github.com/open-telemetry/opentelemetry-ebpf-profiler/security/advisories/GHSA-f2r5-5m7w-p5cx","https://github.com/open-telemetry/opentelemetry-ebpf-profiler/commit/234b685cab31c2cb2f79e966caeab168bcc489e4","https://github.com/open-telemetry/opentelemetry-ebpf-profiler/releases/tag/v0.0.202622"],"sourceUrl":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-76762","license":"ENISA EUVD · source terms and attribution apply","enrichment":{"sourceStatus":null,"weaknesses":[],"productCriteria":[],"sourceDates":{"datePublished":"Sep 11, 2026, 9:16:42 PM","dateUpdated":"Sep 14, 2026, 7:55:59 PM"},"relatedAdvisories":[{"id":"openSUSE-SU-2026:22032-1","title":"Security update for alloy","vulnerabilityIds":["CVE-2026-2303","CVE-2026-37236","CVE-2026-41178","CVE-2026-45679","CVE-2026-45680","CVE-2026-45681","CVE-2026-45683","CVE-2026-45684","CVE-2026-46600","CVE-2026-48496","CVE-2026-56852","CVE-2026-56854","CVE-2026-56855","CVE-2026-71556","CVE-2026-71557","CVE-2026-75889","CVE-2026-78662","CVE-2026-81521","CVE-2026-89090"]},{"id":"SUSE-SU-2026:24148-1","title":"Security update for alloy","vulnerabilityIds":["CVE-2026-2303","CVE-2026-37236","CVE-2026-41178","CVE-2026-45679","CVE-2026-45680","CVE-2026-45681","CVE-2026-45683","CVE-2026-45684","CVE-2026-46600","CVE-2026-48496","CVE-2026-56852","CVE-2026-56854","CVE-2026-56855","CVE-2026-71556","CVE-2026-71557","CVE-2026-75889","CVE-2026-78662","CVE-2026-81521","CVE-2026-89090"]},{"id":"openSUSE-SU-2026:11803-1","title":"alloy-1.19.2-1.1 on GA media","vulnerabilityIds":["CVE-2026-2303","CVE-2026-37236","CVE-2026-41178","CVE-2026-45679","CVE-2026-45680","CVE-2026-45681","CVE-2026-45683","CVE-2026-45684","CVE-2026-46600","CVE-2026-48496","CVE-2026-56852","CVE-2026-56854","CVE-2026-71556","CVE-2026-71557","CVE-2026-75889","CVE-2026-75890","CVE-2026-81521","CVE-2026-89090"]}],"note":"EUVD source date text has no stated timezone and is retained without inventing a UTC instant. Related bulletin membership is not an alias, common cause or applicability claim. A missing vector with a zero score is treated as unrated. Complete vendor/product and underlying source evidence remains in the original JSON."},"key":"euvd:EUVD-2026-76762","identifiers":["EUVD-2026-76762","CVE-2026-48496","GHSA-f2r5-5m7w-p5cx"]},"retained":false,"historicalAffected":[]},{"revision":"424c81be0f3c4a5daef92c7381ebc3f6","observedAt":"2026-10-25T12:17:32.273+00:00","statement":{"source":"nvd","id":"CVE-2026-48496","aliases":[],"title":"OpenTelemetry eBPF Profiler is a production-scale agent for profiling applications across multiple programming languages. Starting in version 0.0.202527\u00A0and prior to version 0.0.202622, an unprivileged process can cause the profiler to open…","description":"OpenTelemetry eBPF Profiler is a production-scale agent for profiling applications across multiple programming languages. Starting in version 0.0.202527\u00A0and 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\u00A0contains a patch. No known workarounds are available.","state":0,"publishedAt":"2026-09-11T22:16:37.4+00:00","modifiedAt":"2026-09-25T14:23:59.847+00:00","affected":[],"metrics":[{"system":"CVSS 3.1 · security-advisories@github.com · Secondary","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":6.2,"severity":"MEDIUM"}],"references":["https://github.com/open-telemetry/opentelemetry-ebpf-profiler/commit/234b685cab31c2cb2f79e966caeab168bcc489e4","https://github.com/open-telemetry/opentelemetry-ebpf-profiler/releases/tag/v0.0.202622","https://github.com/open-telemetry/opentelemetry-ebpf-profiler/security/advisories/GHSA-f2r5-5m7w-p5cx"],"sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-48496","license":"NIST NVD usage terms; underlying source attribution retained","enrichment":{"sourceStatus":"Awaiting Analysis","weaknesses":["CWE-770"],"productCriteria":[],"sourceDates":{"published":"2026-09-11T22:16:37.400","lastModified":"2026-09-25T14:23:59.847"},"relatedAdvisories":[],"note":"NVD analysis and CPE criteria are source context, not proof that a package or your environment is affected. Complete affected data, logical configurations and SSVC are retained in the original JSON."},"key":"nvd:CVE-2026-48496","identifiers":["CVE-2026-48496"]},"retained":false,"historicalAffected":[]},{"revision":"cdc2943a0fcd4d279a75146bfb1b4ff3","observedAt":"2026-10-24T13:19:41.952+00:00","statement":{"source":"osv","id":"GHSA-f2r5-5m7w-p5cx","aliases":["CVE-2026-48496","GO-2026-5343"],"title":"opentelemetry-ebpf-profiler: Unprivileged process can trigger a denial of service on the ebpf-profiler agent","description":"### Summary\n\nAn unprivileged process can easily trigger the `processPIDEvents` goroutine to be blocked indefinitely, preventing the goroutine from analyzing any new ELF file. The goroutine stays blocked in the `openat2` syscall forever and the profiler can no longer work properly, it is a denial of service.\n\n### Impact\n\nThe impact is limited to denial-of-service on the ebpf-profiler agent:\n- There has to be a malicious workload albeit unprivileged.\n- No exfiltration of data. No loss of data.\n\n###  Fix\n\nFixed in https://github.com/open-telemetry/opentelemetry-ebpf-profiler/commit/234b685cab31c2cb2f79e966caeab168bcc489e4.\n\nFix is part of [v.0.0.202622](https://github.com/open-telemetry/opentelemetry-ebpf-profiler/releases/tag/v0.0.202622).","state":0,"publishedAt":"2026-06-23T22:16:14+00:00","modifiedAt":"2026-09-10T03:50:49.2360079+00:00","affected":[{"ecosystem":"Go","name":"go.opentelemetry.io/ebpf-profiler","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"0.0.202527"},{"kind":"fixed","version":"0.0.202622"}]}],"versions":[],"rawVersionEvidence":null}],"metrics":[{"system":"CVSS_V3","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":null,"severity":null},{"system":"Publisher rating","vector":null,"score":null,"severity":"MODERATE"}],"references":["https://github.com/open-telemetry/opentelemetry-ebpf-profiler/security/advisories/GHSA-f2r5-5m7w-p5cx","https://github.com/open-telemetry/opentelemetry-ebpf-profiler/commit/234b685cab31c2cb2f79e966caeab168bcc489e4","https://github.com/open-telemetry/opentelemetry-ebpf-profiler","https://github.com/open-telemetry/opentelemetry-ebpf-profiler/releases/tag/v0.0.202622"],"sourceUrl":"https://github.com/advisories/GHSA-f2r5-5m7w-p5cx","license":"GitHub Advisory Database · CC-BY-4.0","key":"osv:GHSA-f2r5-5m7w-p5cx","identifiers":["GHSA-f2r5-5m7w-p5cx","CVE-2026-48496","GO-2026-5343"]},"retained":false,"historicalAffected":[]},{"revision":"ecbdcc022e6d4eedb02fe5840626eed7","observedAt":"2026-10-24T13:19:41.952+00:00","statement":{"source":"osv","id":"GO-2026-5343","aliases":["CVE-2026-48496","GHSA-f2r5-5m7w-p5cx"],"title":"opentelemetry-ebpf-profiler: Unprivileged process can trigger a denial of service on the ebpf-profiler agent in go.opentelemetry.io/ebpf-profiler","description":"opentelemetry-ebpf-profiler: Unprivileged process can trigger a denial of service on the ebpf-profiler agent in go.opentelemetry.io/ebpf-profiler","state":0,"publishedAt":"2026-06-25T18:43:19+00:00","modifiedAt":"2026-06-28T06:29:19.328605+00:00","affected":[{"ecosystem":"Go","name":"go.opentelemetry.io/ebpf-profiler","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"0.0.202527"},{"kind":"fixed","version":"0.0.202622"}]}],"versions":[],"rawVersionEvidence":null}],"metrics":[],"references":["https://github.com/open-telemetry/opentelemetry-ebpf-profiler/security/advisories/GHSA-f2r5-5m7w-p5cx","https://github.com/open-telemetry/opentelemetry-ebpf-profiler/commit/234b685cab31c2cb2f79e966caeab168bcc489e4","https://github.com/open-telemetry/opentelemetry-ebpf-profiler/releases/tag/v0.0.202622"],"sourceUrl":"https://osv.dev/vulnerability/GO-2026-5343","license":"OSV · upstream source license applies","key":"osv:GO-2026-5343","identifiers":["GO-2026-5343","CVE-2026-48496","GHSA-f2r5-5m7w-p5cx"]},"retained":false,"historicalAffected":[]}],"coverage":[{"source":"cisa-kev:global","scope":"Complete CISA KEV catalog; all vendors. Missing entries do not establish absence of exploitation.","generation":"2026-11-12T10:55:30.8237330+00:00","complete":true,"records":1779,"lastAttemptAt":"2026-11-12T10:55:30.823733+00:00","lastSuccessAt":"2026-11-12T10:55:31.0556782+00:00","error":null,"lastVerifiedAt":"2026-11-12T10:55:31.055679+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"cve-program","scope":"Official CVE Program baseline and cumulative hourly delta; all vendors, published and rejected records","generation":"cve-64752486c567b55b31fb0d7225f5222bcd0019564ac0ac5f0649e242c7b19299-597d2a846bb8b004ef04143ee27b4f2061367ce1f574db03c0eec66ce3f0654b","complete":true,"records":424644,"lastAttemptAt":"2026-11-12T10:53:33.7939567+00:00","lastSuccessAt":"2026-11-12T10:53:33.7645522+00:00","error":null,"lastVerifiedAt":"2026-11-12T10:53:33.7939567+00:00","snapshotPublishedAt":"2026-11-12T10:28:09+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"euvd","scope":"Rolling EUVD lookups of CVE aliases in current public OSV archives; 500 identifiers per refresh, rechecked after 48 hours. Not a global EUVD catalog. Successful not-found lookups count as checked; they do not imply withdrawal or safety. No reader inventory is sent.","generation":"enrichment-9db698e4659747149ec1092e3d34a5a1","complete":true,"records":13764,"lastAttemptAt":"2026-11-12T10:56:11.9015763+00:00","lastSuccessAt":"2026-11-12T09:56:01.656+00:00","error":null,"lastVerifiedAt":"2026-11-12T09:56:01.656+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":13817,"expectedIdentifiers":13817,"failedIdentifiers":0},{"source":"first-epss:nuget","scope":"FIRST EPSS for explicit CVE aliases in the collected public NuGet archive. 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