{"cve":"CVE-2013-4345","nvd":{"published":"2013-10-10T10:55:06.380","modified":"2026-06-16T23:57:03.930","status":"Modified","description":"Off-by-one error in the get_prng_bytes function in crypto/ansi_cprng.c in the Linux kernel through 3.11.4 makes it easier for context-dependent attackers to defeat cryptographic protection mechanisms via multiple requests for small amounts of data, leading to improper management of the state of the consumed data.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-189"],"references":["http://marc.info/?l=linux-crypto-vger&m=137942122902845&w=2","http://rhn.redhat.com/errata/RHSA-2013-1449.html","http://rhn.redhat.com/errata/RHSA-2013-1490.html","http://rhn.redhat.com/errata/RHSA-2013-1645.html","http://www.securityfocus.com/bid/62740"],"products":["fedoraproject:fedora","linux:linux_kernel","redhat:enterprise_linux","redhat:enterprise_mrg"],"source":"nvd","synced_at":"2026-10-19T20:30:15.895642412+00:00"},"epss":{"cve":"CVE-2013-4345","score":0.03209,"percentile":0.8817,"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."]}