Vulnerability Details : CVE-2021-4216
A Floating point exception (division-by-zero) flaw was found in Mupdf for zero width pages in muraster.c. It is fixed in Mupdf-1.20.0-rc1 upstream.
Products affected by CVE-2021-4216
- cpe:2.3:a:artifex:mupdf:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-4216
0.02%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 2 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-4216
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
5.5
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
1.8
|
3.6
|
NIST |
CWE ids for CVE-2021-4216
-
The product divides a value by zero.Assigned by:
- nvd@nist.gov (Primary)
- secalert@redhat.com (Secondary)
References for CVE-2021-4216
-
https://bugs.ghostscript.com/show_bug.cgi?id=704834
Bug Access DeniedPermissions Required
-
https://github.com/ArtifexSoftware/mupdf/commit/22c47acbd52949421f8c7cb46ea1556827d0fcbf
Bug 704834: Fix division by zero for zero width pages in muraster. · ArtifexSoftware/mupdf@22c47ac · GitHubPatch;Third Party Advisory
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