Resource leak in Linux kernel sun4i-gpadc-iio driver probe
Key facts
- Attack vector
- —
- Privileges required
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- User interaction
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- Attack complexity
- —
- Impact type
- —
- Confidentiality · integrity · availability
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- Fix status
- Fixed
No CVSS vector from any source. Fix status from CNA.
Summary
The Linux kernel from 4.15 has a flaw in the sun4i-gpadc-iio IIO ADC driver. When devm_thermal_of_zone_register() fails during probe, the driver returns without releasing the IIO map array or disabling runtime PM.
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: iio: adc: sun4i-gpadc-iio: clean up on thermal zone registration failure If devm_thermal_of_zone_register() fails, probe returns without unregistering the IIO map array or disabling runtime PM. Jump to err_map to release them.
Why it matters now
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Linux | Linux | 4.15 and later | 5.10.273, 5.15.224, 6.1.191, 6.6.160, 6.12.113, 6.18.56, 7.2.10, 7.3 | Patch available | CNA |
- Linux VendorLinux Affected 4.15 and later Fixed in 5.10.273, 5.15.224, 6.1.191, 6.6.160, 6.12.113, 6.18.56, 7.2.10, 7.3 Patch available CNA
Remediation
Linux kernel fixed versions are 5.10.273, 5.15.224, 6.1.191, 6.6.160, 6.12.113, 6.18.56, 7.2.10 and 7.3.
Written with Claude Haiku 5.5 from the sources below · 2026-11-07
- Fix · CNA Linux (Linux) Fixed in 5.10.273, 5.15.224, 6.1.191, 6.6.160, 6.12.113, 6.18.56, 7.2.10, 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
- 2026-10-18 Threatist record created from CVE-2026-98671
- 2026-10-18 Alias added: GHSA-3x5v-wv4g-p3x5
- 2026-10-19 Fix available: Linux/[email protected] · CNA
- 2026-10-21 Fix available: Linux/Linux@53473b0556296d0eb6a82a8d6769d3f0fc28b940, Linux/[email protected] · CNA
- 2026-10-21 1 new reference · CNA
- 2026-10-23 Affected versions changed · Red Hat
- 2026-10-23 CVSS score added · Red Hat
- 2026-10-30 Fix available: Linux/Linux@4a816f67853d4b2915b9e913c4434fb0f3f5d018, Linux/[email protected], Linux/[email protected] +3 · CNA
- 2026-10-30 3 new references · CNA
- 2026-11-07 Affected versions changed · Red Hat
References
Other 8
- https://git.kernel.org/stable/c/4a816f67853d4b2915b9e913c4434fb0f3f5d018
- https://git.kernel.org/stable/c/bd16e71c2d4aa0aba65823d3abdd767ec858ac49
- https://git.kernel.org/stable/c/d90d7871b683103e01f33801c3fd747ab6434305
- https://git.kernel.org/stable/c/53473b0556296d0eb6a82a8d6769d3f0fc28b940
- https://git.kernel.org/stable/c/1bad19e598cd77884d812fd2f88b05c635b5e7ad
- https://git.kernel.org/stable/c/d74c2489acc5f0a281e7ad00b94912235729a911
- https://git.kernel.org/stable/c/feae7e0f40d607dda57d476da65beaae76a45142
- https://git.kernel.org/stable/c/2cdc7ef31827db4fbc6283750420639569e1f0e9
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- TI-2013-05264 The (1) get_user and (2) put_user API functions in the Linux kernel before 3.5.5 on the… KEVCVSS 3.1HIGH 8.8
- TI-2022-00125 Integer overflow in kernel KEVCVSS 3.1HIGH 8.4
- TI-2013-01864 The perf_swevent_init function in kernel/events/core.c in the Linux kernel before 3.8.9… KEVCVSS 3.1HIGH 8.4
Sources
- CVE-2026-98671 · CVE Program
- CVE-2026-98671 · NVD
- FIRST EPSS
- GHSA-3x5v-wv4g-p3x5 · GitHub Advisory Database · CC BY 4.0
- CVE-2026-98671 · Red Hat security data · CC BY 4.0
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