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

CVE-2021-1744

CVE-2021-1744

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, watchOS 7.3, tvOS 14.4, iOS 14.4 and iPadOS 14.4. 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

14
  • Apple Inc./iOSllm-fuzzy
    Range: = 14.4
  • Apple Inc./watchOSllm-fuzzy2 versions
    = 7.3+ 1 more
    • (no CPE)range: = 7.3
    • cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*range: <7.3
  • Apple Inc./macOS Big Surllm-fuzzy
    Range: = 11.2
  • Apple Inc./macOSv52 versions
    unspecified+ 1 more
    • (no CPE)range: unspecified
    • cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*range: >=11.0.1,<11.2
  • Apple Inc./iOS and iPadOScpe-rescue
    Range: unspecified
  • Apple Inc./Ipados
    cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
    Range: <14.4
  • Apple Inc./Iphone OS
    cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
    Range: <14.4
  • Apple Inc./Mac OS X4 versions
    cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*+ 3 more
    • cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*range: >=10.15,<10.15.7
    • cpe:2.3:o:apple:mac_os_x:10.15.7:-:*:*:*:*:*:*
    • cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-001:*:*:*:*:*:*
    • cpe:2.3:o:apple:mac_os_x:10.15.7:supplemental_update:*:*:*:*:*:*
  • Apple Inc./tvOS
    cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
    Range: <14.4

Patches

Vulnerability mechanics

References

4

News mentions

0

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