CVE-2026-90352

Unknown

Last modified

CVE-2026-90352 is a vulnerability of currently unknown severity. In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7915: release hif2 reference on probe IRQ failure The hif2 reference obtained by mt7915_pci_init_hif2() is only released on error paths that key off dev->hif2, which is not assigned until after the IRQ setup. If pci_alloc_irq_vectors() or the primary devm_request_irq() fails, the reference leaks.

Description

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7915: release hif2 reference on probe IRQ failure The hif2 reference obtained by mt7915_pci_init_hif2() is only released on error paths that key off dev->hif2, which is not assigned until after the IRQ setup. If pci_alloc_irq_vectors() or the primary devm_request_irq() fails, the reference leaks. Drop it explicitly on those paths via mt7915_put_hif2().

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
LinuxLinux>= f68d67623dec9445960b52a0e9e8e60297596b4b, < 8a2e38019846da29a112fac4dd96fe5bfa298faf; >= f68d67623dec9445960b52a0e9e8e60297596b4b, < 2a434d2637b9c9be9bcc8a84dc46880cc1446643; >= f68d67623dec9445960b52a0e9e8e60297596b4b, < 5c30a6350a300fbb800831f1b4373b2f59e03410; >= f68d67623dec9445960b52a0e9e8e60297596b4b, < ed5cc46a3c8f4fe7f549c661914d8d835169acc0; >= f68d67623dec9445960b52a0e9e8e60297596b4b, < fb9c7b4c238b4e5469a11a1fb8cf332f6193b995; >= f68d67623dec9445960b52a0e9e8e60297596b4b, < 8370aebd26a9dfa2e0de665e3ab504c0e97ee730
LinuxLinux5.19

References

Timeline

Published
Last Modified
Status
Received

Frequently Asked Questions

What is CVE-2026-90352?
In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7915: release hif2 reference on probe IRQ failure The hif2 reference obtained by mt7915_pci_init_hif2() is only released on error paths that key off dev->hif2, which is not assigned until after the IRQ setup. If pci_alloc_irq_vectors() or the primary devm_request_irq() fails, the reference leaks. Drop it explicitly on those paths via mt7915_put_hif2().
How severe is CVE-2026-90352?
Severity scoring for CVE-2026-90352 is pending analysis.
How do I fix CVE-2026-90352?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST