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CVE-2026-98892

firmware: arm_scmi: Validate BASE_ERROR_EVENT payload size

N/A
Published: October 23, 2026 at 11:37 AM UTC
Updated: October 26, 2026 at 07:17 AM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
N/A
Exploit prediction
EPSS 0.2%

Description

In the Linux kernel, the following vulnerability has been resolved: firmware: arm_scmi: Validate BASE_ERROR_EVENT payload size BASE_ERROR_EVENT carries a variable number of message reports, with the count encoded in error_status. The notification parser used that count without checking whether the received payload contained all reported entries. Reject truncated payloads before copying the report array.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Linux Kernel· Linux
90%
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Vendor states this is fixed in 5.10.271 (unaffected)
Vendor states this is fixed in 5.15.222 (unaffected)
Vendor states this is fixed in 6.1.189 (unaffected)
Vendor states this is fixed in 6.12.111 (unaffected)
Vendor states this is fixed in 6.18.53 (unaffected)
Vendor states this is fixed in 6.6.158 (unaffected)
Vendor states this is fixed in 7.2 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (7)

Source: cverecord
https://git.kernel.org/stable/c/4a754704698017ced0b657c92b468035faad00ed
Source: cverecord
https://git.kernel.org/stable/c/28d65a0a46435d48b96b6943c518095dff1602a1
Source: cverecord
https://git.kernel.org/stable/c/890a9c3bf9dae90dcabded9d8e10c708a13779f7
Source: cverecord
https://git.kernel.org/stable/c/c0742f23ec13fb6f5e0cd884323467a6c127d3c2
Source: cverecord
https://git.kernel.org/stable/c/bd8bc95ef2daa3bac56197cffcbf2d4c5ed42216
Source: cverecord
https://git.kernel.org/stable/c/cb77a50d1114c0c9e084176301a8e094d383edfa
Source: cverecord
https://git.kernel.org/stable/c/56e7e64cdd0e7209a58c8ec66028d63387402919

Quick Info

StatusRECEIVED

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