What’s Vulnerable › Vulnerabilities
CVE-2021-3407
- Severity: medium (CVSS 5.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 50.2% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2021-02-23 · updated 2026-06-17
- Weakness: CWE-415
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.
Affected products
- Artifex MuPDF: 1.18.0
- Debian Linux: 9.0
- Fedoraproject Fedora: 32, 33, 34
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/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZLC6MPH7YS6JPU427XOFRLF3KKZQUZJN/
- https://security.gentoo.org/glsa/202105-30
- 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/
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