CVE-2026-93090: Linux vulnerability

CVE-2026-93090: firmware: arm_scmi: Clean up channels on setup failure

In the Linux kernel, the following vulnerability has been resolved: firmware: arm_scmi: Clean up channels on setup failure scmi_channels_setup() can fail after the common BASE channel or earlier protocol channels have already been registered in the TX/RX IDRs. Route this failure through the existing channel cleanup label so the transport channels, transport devices and IDR state created before the failure are released before the probe error path frees the SCMI instance ID.

UnknownCVSS not scoredNot KEV-listedUpdatedOct 19, 2026, 09:05 UTC (UTC+00:00)

Potential ATT&CK relevance

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Vulnerability profileCVE Program record

Severity: Unknown
CVSS: Not scored
Known Exploited: No
Published: Sep 17, 2026, 16:11 UTC (UTC+00:00)

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors

3Timeline events

0ADP providers

5Source links

Vulnerability timeline

Timeline events are normalized from CVE metadata, CNA source timelines, ADP timelines, and KEV metadata when present.

CVE reservedCVE Program
The CVE ID was reserved by the assigning CNA.
Sep 17, 2026, 16:02 UTC (UTC+00:00)
CVE publishedCVE Program
The CVE record was published.
Sep 17, 2026, 16:11 UTC (UTC+00:00)
CVE updatedCVE Program
The CVE record metadata indicates this as the latest update time.
Oct 19, 2026, 09:05 UTC (UTC+00:00)

Source materials

CVE List V5 sourceCVE List V5
https://git.kernel.org/stable/c/b8479e1f0219cf18bfdfeca97994e563a0afb602CVE reference, Linux
https://git.kernel.org/stable/c/d33b2b68bce6d5e28ee77f0952d7f3dc82bbe610CVE reference, Linux
https://git.kernel.org/stable/c/43aad7687238d6178cb3fdac53c8de3f43bfa028CVE reference, Linux
https://git.kernel.org/stable/c/687d67be3d87894ef12e8a164434612e0b53cfaeCVE reference, Linux

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus

LinuxLinux05a2801d8b90c1b5159618d4bd3a3c65d60f3ff1, 05a2801d8b90c1b5159618d4bd3a3c65d60f3ff1, 05a2801d8b90c1b5159618d4bd3a3c65d60f3ff1, 05a2801d8b90c1b5159618d4bd3a3c65d60f3ff1unaffected

LinuxLinux6.3, 0, 6.12.110, 6.18.52, 7.2.6, 7.3affected

Weakness

CWE details

No CWE listed

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