Linux kernel ADAU1372 driver warns on sleepy powerdown GPIOs
Key facts
- Attack vector
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- Privileges required
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- User interaction
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- Attack complexity
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- Impact type
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- Confidentiality · integrity · availability
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- Fix status
- Fixed
No CVSS vector from any source. Fix status from CNA.
Summary
The Linux kernel ASoC adau1372 audio driver from 5.11 calls a non-sleeping GPIO function on its powerdown GPIO, which emits a kernel warning when the GPIO provider can sleep, as with I2C-controlled GPIO expanders. The powerdown GPIO is only set in process context, so the driver now uses the sleep-capable variant.
Written with Claude Haiku 5.5 from the sources below · 2026-11-07
Description from the CNA
In the Linux kernel, the following vulnerability has been resolved: ASoC: adau1372: allow sleepy powerdown GPIOs gpiod_set_value() emits a WARN when the GPIO provider indicates that it can sleep, as is typical for I2C controlled GPIO expanders. Since the powerdown GPIO is only manipulated in process context, use the _cansleep variant instead. This lets the driver use sleepy GPIOs to power off the chip.
Why it matters now
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
Remediation
Fixed Linux kernel versions are 5.15.224, 6.1.191, 6.6.160, 6.12.113, 6.18.57, 7.2.11 and 7.3. The sources list no fixed version for Red Hat products beyond the rating given.
Written with Claude Haiku 5.5 from the sources below · 2026-11-07
- Fix · CNA Linux (Linux) Fixed in 5.15.224, 6.1.191, 6.6.160, 6.12.113, 6.18.57, 7.2.11, 7.3
Vendor assessments
Red Hat
Red Hat rating: Low. Red Hat's page for this CVE →
Not affected: 7 products
- Red Hat Enterprise Linux 10
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
- Red Hat Enterprise Linux 8
- Red Hat Enterprise Linux 9
- Red Hat OpenShift Container Platform 4
- Red Hat OpenShift Container Platform 5
Timeline
- 2026-10-23 Threatist record created from CVE-2026-98956
- 2026-10-23 Alias added: GHSA-8vwq-3w6f-qwf5
- 2026-10-29 Affected versions changed · Red Hat
- 2026-10-29 CVSS score added · Red Hat
- 2026-10-30 Fix available: Linux/Linux@1eb957ff50d74fe3fb56cf77184dfa9bd0f4a541, Linux/[email protected], Linux/[email protected] +1 · CNA
- 2026-10-30 2 new references · CNA
- 2026-11-07 Affected versions changed · Red Hat
References
Other 7
- https://git.kernel.org/stable/c/1eb957ff50d74fe3fb56cf77184dfa9bd0f4a541
- https://git.kernel.org/stable/c/9a13f13b11e1f36a3cbf79cae1862d87bd74f890
- https://git.kernel.org/stable/c/58905982b0d912021325f5de84facae86cc0f2f2
- https://git.kernel.org/stable/c/6cf4c3c9b7a4df0fe4cc67481b7b251cff781b29
- https://git.kernel.org/stable/c/47c0c7a051b70d396774d5dc27b23283c28c3555
- https://git.kernel.org/stable/c/65cd0e21746b812d311e9fac6d473dd62f0ad52a
- https://git.kernel.org/stable/c/64dd172bbffe6135d79a06ddad53dd2da4d8bd62
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Sources
- CVE-2026-98956 · CVE Program
- CVE-2026-98956 · NVD
- FIRST EPSS
- GHSA-8vwq-3w6f-qwf5 · GitHub Advisory Database · CC BY 4.0
- CVE-2026-98956 · Red Hat security data · CC BY 4.0
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