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Medium severity5.5NVD Advisory· Published Jul 21, 2021· Updated Jun 17, 2026

CVE-2021-37220

CVE-2021-37220

Description

MuPDF through 1.18.1 has an out-of-bounds write because the cached color converter does not properly consider the maximum key size of a hash table. This can, for example, be seen with crafted "mutool draw" input.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

4
  • MuPDF/MuPDFllm-fuzzy2 versions
    <=1.18.1+ 1 more
    • (no CPE)range: <=1.18.1
    • (no CPE)
  • Artifex/Mupdf
    cpe:2.3:a:artifex:mupdf:*:*:*:*:*:*:*:*
    Range: <=1.18.1
  • Fedoraproject/Fedora
    cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*

Patches

Vulnerability mechanics

References

2

News mentions

0

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