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CVE-2026-93089

Unknown

Last modified

CVE-2026-93089 is a vulnerability of currently unknown severity. In the Linux kernel, the following vulnerability has been resolved: firmware: arm_scmi: Free transport channel on IDR failure If transport channel setup succeeds but the following IDR insertion fails, the error path destroys the transport device and frees the channel info without invoking the transport cleanup callback. Call chan_free() before destroying the device so transport specific resources such as IRQs, mailbox channels and mapped shared memory are released consistently with the normal teardown path..

Description

In the Linux kernel, the following vulnerability has been resolved: firmware: arm_scmi: Free transport channel on IDR failure If transport channel setup succeeds but the following IDR insertion fails, the error path destroys the transport device and frees the channel info without invoking the transport cleanup callback. Call chan_free() before destroying the device so transport specific resources such as IRQs, mailbox channels and mapped shared memory are released consistently with the normal teardown path.

Affected Software

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

VendorProductVersions
LinuxLinux>= 05a2801d8b90c1b5159618d4bd3a3c65d60f3ff1, < ae7980c9af698d0a7e6790d49249abc71f0fc304; >= 05a2801d8b90c1b5159618d4bd3a3c65d60f3ff1, < de0a4c103740cf54cf77370d47e03c9aa51aa5ee; >= 05a2801d8b90c1b5159618d4bd3a3c65d60f3ff1, < d7c60c0fe2bd452b56fe07947842d64da61b7290; >= 05a2801d8b90c1b5159618d4bd3a3c65d60f3ff1, < fbaebd380caa4e1cec9306ca00231da6518a123f; >= 05a2801d8b90c1b5159618d4bd3a3c65d60f3ff1, < d72e7e5f24687c0490aabf317653caffe0447aeb
LinuxLinux6.3

References

Timeline

Published
Last Modified
Status
Received

Frequently Asked Questions

What is CVE-2026-93089?
In the Linux kernel, the following vulnerability has been resolved: firmware: arm_scmi: Free transport channel on IDR failure If transport channel setup succeeds but the following IDR insertion fails, the error path destroys the transport device and frees the channel info without invoking the transport cleanup callback. Call chan_free() before destroying the device so transport specific resources such as IRQs, mailbox channels and mapped shared memory are released consistently with the normal teardown path.
How severe is CVE-2026-93089?
Severity scoring for CVE-2026-93089 is pending analysis.
How do I fix CVE-2026-93089?
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