{"cve":"CVE-2021-3407","nvd":{"published":"2021-02-23T23:15:14.100","modified":"2026-06-17T04:05:02.290","status":"Modified","description":"A flaw was found in mupdf 1.18.0. Double free of object during linearization may lead to memory corruption and other potential consequences.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","score":5.5},"cwes":["CWE-415"],"references":["http://git.ghostscript.com/?p=mupdf.git%3Bh=cee7cefc610d42fd383b3c80c12cbc675443176a","https://bugs.ghostscript.com/show_bug.cgi?id=703366","https://lists.debian.org/debian-lts-announce/2021/03/msg00012.html","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LCADE3VSPWCGTE5BV4KL273R5VK3GDKM/","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M44PNYCBL33OD7GC75XNE6CDS4VSGVWO/"],"products":["artifex:mupdf","debian:debian_linux","fedoraproject:fedora"],"source":"nvd","synced_at":"2026-10-19T21:15:50.279857260+00:00"},"epss":{"cve":"CVE-2021-3407","score":0.50234,"percentile":0.98907,"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."]}