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High severity7.8NVD Advisory· Published Apr 2, 2021· Updated Jun 17, 2026

CVE-2021-1737

CVE-2021-1737

Description

An out-of-bounds write was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave. Processing a maliciously crafted image may lead to arbitrary code execution.

AI Insight

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

Affected products

2
  • Apple Inc./macOSllm-fuzzy2 versions
    versions prior to macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave+ 1 more
    • (no CPE)range: versions prior to macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave
    • (no CPE)range: unspecified

Patches

Vulnerability mechanics

References

2

News mentions

0

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