{"cve":"CVE-2007-3642","nvd":{"published":"2007-07-10T01:30:00.000","modified":"2026-06-16T22:42:26.220","status":"Modified","description":"The decode_choice function in net/netfilter/nf_conntrack_h323_asn1.c in the Linux kernel before 2.6.20.15, 2.6.21.x before 2.6.21.6, and before 2.6.22 allows remote attackers to cause a denial of service (crash) via an encoded, out-of-range index value for a choice field, which triggers a NULL pointer dereference.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-189"],"references":["http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=25845b5155b55cd77e42655ec24161ba3feffa47","http://kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.20.15","http://kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.21.6","http://kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.22","http://osvdb.org/37117"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T19:46:28.846926071+00:00"},"epss":{"cve":"CVE-2007-3642","score":0.03872,"percentile":0.90204,"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."]}