# CVE-2026-43478: ASoC: codecs: rt1011: Use component to get the dapm context in spk_mode_put

Status: published. Published: 2026-05-13. Updated: 2026-11-06.

In the Linux kernel, the following vulnerability has been resolved:

ASoC: codecs: rt1011: Use component to get the dapm context in spk_mode_put

The correct helper to use in rt1011_recv_spk_mode_put() to retrieve the
DAPM context is snd_soc_component_to_dapm(), from kcontrol we will
receive NULL pointer.

## Remediation

No remediation reported in collected sources

## Affected products and versions

- Linux / Linux: ≥ 5b35bb517f27fc2401ec3cfd8c02a127627a0188; < b10b2b15b45923ff2807eeb034d91a39b0a3e690 (affected, git); ≥ 5b35bb517f27fc2401ec3cfd8c02a127627a0188; < 30e4b2290cc2a8d1b9ddb9dcb9c981df1f2a7399 (affected, git). Source: CNA: Linux
- Linux / Linux: 6.19 (affected); ≥ 0; < 6.19 (unaffected, semver); ≥ 6.19.9; ≤ 6.19.* (unaffected, semver); ≥ 7.0; ≤ * (unaffected, original_commit_for_fix). Source: CNA: Linux

## Severity and prioritization

- CISA KEV: No listing in collected sources

- EPSS: 0.10% as of 2026-11-06; percentile 0.85%

- SSVC: exploitation none; automatable no; technical impact partial; source ADP: CISA-ADP

- Weaknesses: Not reported

## Exploit evidence

No exploit evidence in collected sources. This is not proof of no exploitation.

## References

- https://git.kernel.org/stable/c/b10b2b15b45923ff2807eeb034d91a39b0a3e690 (CNA: Linux)

- https://git.kernel.org/stable/c/30e4b2290cc2a8d1b9ddb9dcb9c981df1f2a7399 (CNA: Linux)

## Provenance

- CNA: Linux: https://www.cve.org/CVERecord?id=CVE-2026-43478; retrieved 2026-11-06; source updated 2026-11-06

- FIRST EPSS: https://api.first.org/data/v1/epss?cve=CVE-2026-43478; retrieved 2026-11-06; source updated Not reported

Revision: e77c8270838f71fd6dbd818ce10e7c36184f1d9730cc54bb7a1902a9b9c344d8

Canonical: https://y2.dev/cve/CVE-2026-43478

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