{"cve":"CVE-2016-4809","nvd":{"published":"2016-09-21T14:25:05.610","modified":"2026-06-17T00:48:15.477","status":"Modified","description":"The archive_read_format_cpio_read_header function in archive_read_support_format_cpio.c in libarchive before 3.2.1 allows remote attackers to cause a denial of service (application crash) via a CPIO archive with a large symlink.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":7.5},"cwes":["CWE-20"],"references":["http://rhn.redhat.com/errata/RHSA-2016-1844.html","http://rhn.redhat.com/errata/RHSA-2016-1850.html","http://www.debian.org/security/2016/dsa-3657","http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html","http://www.securityfocus.com/bid/91813"],"products":["libarchive:libarchive","oracle:linux","redhat:enterprise_linux_desktop","redhat:enterprise_linux_hpc_node","redhat:enterprise_linux_hpc_node_eus","redhat:enterprise_linux_server","redhat:enterprise_linux_server_aus","redhat:enterprise_linux_server_eus","redhat:enterprise_linux_workstation"],"source":"nvd","synced_at":"2026-10-19T20:40:10.783210791+00:00"},"epss":{"cve":"CVE-2016-4809","score":0.04773,"percentile":0.91913,"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."]}