{"cve":"CVE-2009-2958","nvd":{"published":"2009-09-02T15:30:01.467","modified":"2026-06-16T23:10:36.610","status":"Modified","description":"The tftp_request function in tftp.c in dnsmasq before 2.50, when --enable-tftp is used, allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a TFTP read (aka RRQ) request with a malformed blksize option.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-399"],"references":["http://secunia.com/advisories/36563","http://www.coresecurity.com/content/dnsmasq-vulnerabilities","http://www.redhat.com/support/errata/RHSA-2009-1238.html","http://www.securityfocus.com/bid/36120","http://www.thekelleys.org.uk/dnsmasq/CHANGELOG"],"products":["thekelleys:dnsmasq"],"source":"nvd","synced_at":"2026-10-19T19:54:26.868835795+00:00"},"epss":{"cve":"CVE-2009-2958","score":0.10383,"percentile":0.95727,"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."]}