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Unrated severityNVD Advisory· Published Dec 18, 2019· Updated Aug 4, 2024

CVE-2019-8647

CVE-2019-8647

Description

A use-after-free in iOS/tvOS/watchOS allows remote attackers to execute arbitrary code; fixed in iOS 12.4, tvOS 12.4, watchOS 5.3.

AI Insight

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

A use-after-free in iOS/tvOS/watchOS allows remote attackers to execute arbitrary code; fixed in iOS 12.4, tvOS 12.4, watchOS 5.3.

Vulnerability

A use-after-free vulnerability exists in an unspecified component of iOS, tvOS, and watchOS. The issue is addressed with improved memory management. Affected versions include iOS prior to 12.4, tvOS prior to 12.4, and watchOS prior to 5.3 [1][2][3].

Exploitation

A remote attacker can trigger the use-after-free without requiring authentication or user interaction. The exact attack vector is not disclosed in the available references, but the vulnerability is remotely exploitable.

Impact

Successful exploitation allows the attacker to achieve arbitrary code execution on the target device, potentially gaining full control of the system.

Mitigation

Apple released fixes in iOS 12.4, tvOS 12.4, and watchOS 5.3 on July 22, 2019 [1][2][3]. Users should update their devices to the latest available versions. No workarounds are documented.

References
  1. About the security content of iOS 12.4 - Apple Support
  2. About the security content of tvOS 12.4 - Apple Support
  3. About the security content of watchOS 5.3 - Apple Support

AI Insight generated on May 26, 2026. Synthesized from this CVE's description and the cited reference URLs; citations are validated against the source bundle.

Affected products

6
  • Apple Inc./tvOSllm-fuzzy2 versions
    <12.4+ 1 more
    • (no CPE)range: <12.4
    • (no CPE)range: unspecified
  • Apple Inc./watchOSllm-fuzzy2 versions
    <5.3+ 1 more
    • (no CPE)range: <5.3
    • (no CPE)range: unspecified
  • Apple Inc./iOSllm-fuzzy2 versions
    <12.4+ 1 more
    • (no CPE)range: <12.4
    • (no CPE)range: unspecified

Patches

0

No patches discovered yet.

Vulnerability mechanics

No source-code context for this CVE — mechanics is only generated when we can read the actual fix diff. Without that, the four sections (root cause, attack vector, affected code, fix) would be speculation rather than analysis.

References

3

News mentions

0

No linked articles in our index yet.