{"cve":"CVE-2015-5276","nvd":{"published":"2015-11-17T15:59:04.357","modified":"2026-06-17T00:28:48.117","status":"Modified","description":"The std::random_device class in libstdc++ in the GNU Compiler Collection (aka GCC) before 4.9.4 does not properly handle short reads from blocking sources, which makes it easier for context-dependent attackers to predict the random values via unspecified vectors.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-200"],"references":["http://lists.opensuse.org/opensuse-updates/2015-11/msg00054.html","http://lists.opensuse.org/opensuse-updates/2016-04/msg00052.html","http://www.securitytracker.com/id/1034375","https://bugzilla.redhat.com/show_bug.cgi?id=1262846","https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65142"],"products":["gnu:gcc"],"source":"nvd","synced_at":"2026-10-19T20:37:45.466985407+00:00"},"epss":{"cve":"CVE-2015-5276","score":0.02941,"percentile":0.87125,"date":"2026-10-31"},"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."]}