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High severity8.1NVD Advisory· Published Aug 24, 2021· Updated Jun 17, 2026

CVE-2021-30993

CVE-2021-30993

Description

A buffer overflow issue was addressed with improved memory handling. This issue is fixed in macOS Monterey 12.1, watchOS 8.3, iOS 15.2 and iPadOS 15.2, tvOS 15.2. An attacker in a privileged network position may be able to execute arbitrary code.

AI Insight

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

Affected products

13
  • Apple Inc./watchOSv53 versions
    unspecified+ 2 more
    • (no CPE)range: unspecified
    • (no CPE)range: = 8.3
    • cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*range: <8.3
  • Apple Inc./macOSv52 versions
    unspecified+ 1 more
    • (no CPE)range: unspecified
    • cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*range: >=12.0,<12.1
  • Apple Inc./iOS and iPadOScpe-rescue
    Range: unspecified
  • Apple Inc./tvOSllm-fuzzy2 versions
    = 15.2+ 1 more
    • (no CPE)range: = 15.2
    • cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*range: <15.2
  • Apple Inc./macOS Montereyllm-fuzzy
    Range: = 12.1
  • Apple Inc./iOSllm-fuzzy
    Range: = 15.2
  • Apple Inc./Ipadosllm-fuzzy2 versions
    = 15.2+ 1 more
    • (no CPE)range: = 15.2
    • cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*range: <15.2
  • Apple Inc./Iphone OS
    cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
    Range: <15.2

Patches

Vulnerability mechanics

References

4

News mentions

0

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