{"cve":"CVE-2021-33294","nvd":{"published":"2023-07-18T14:15:11.673","modified":"2026-10-14T12:17:12.097","status":"Modified","description":"In elfutils 0.183, an infinite loop was found in the function handle_symtab in readelf.c .Which allows attackers to cause a denial of service (infinite loop) via crafted file.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","score":5.5},"cwes":["CWE-835"],"references":["https://sourceware.org/bugzilla/show_bug.cgi?id=27501","https://sourceware.org/pipermail/elfutils-devel/2021q1/003607.html","https://sourceware.org/bugzilla/show_bug.cgi?id=27501","https://sourceware.org/pipermail/elfutils-devel/2021q1/003607.html","https://cert-portal.siemens.com/productcert/html/ssa-398330.html"],"products":["elfutils_project:elfutils"],"source":"nvd","synced_at":"2026-10-19T21:38:35.729974749+00:00"},"epss":{"cve":"CVE-2021-33294","score":0.00334,"percentile":0.26467,"date":"2026-10-25"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}