CVE-2026-98893
firmware: arm_scmi: Validate SENSOR_UPDATE payload size
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
In the Linux kernel, the following vulnerability has been resolved: firmware: arm_scmi: Validate SENSOR_UPDATE payload size SENSOR_UPDATE carries one or more sensor readings after the fixed notification header. The parser derives the expected reading count from the sensor description, but it did not verify that the received payload contains those entries before parsing them. Reject truncated update notifications before reading the variable array.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Oct 23, 2026 |
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Affected Versions
Linux / Linux
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < e543d60f966a5f5c92298720c2fd1810f85a6be3 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 87a72e75f7560ea45cd28870194eaa153dd19e75 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 1bbe431fc59704d012660647516f6f94ddd82564 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < c148ff2f5a168e0bc41d801efca6ee35a376cfcb 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 767789a58ae0d65ec3028e5b5b4da82210355d00 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 32bc5496b48174dbca1f187f710955ee4d9527a1 0 < 5.15.222 0 < 6.1.189 0 < 6.6.158 0 < 6.12.111 0 < 6.18.53
Linux / Linux
All versions affected References
git.kernel.org: https://git.kernel.org/stable/c/e543d60f966a5f5c92298720c2fd1810f85a6be3 git.kernel.org: https://git.kernel.org/stable/c/87a72e75f7560ea45cd28870194eaa153dd19e75 git.kernel.org: https://git.kernel.org/stable/c/1bbe431fc59704d012660647516f6f94ddd82564 git.kernel.org: https://git.kernel.org/stable/c/c148ff2f5a168e0bc41d801efca6ee35a376cfcb git.kernel.org: https://git.kernel.org/stable/c/767789a58ae0d65ec3028e5b5b4da82210355d00 git.kernel.org: https://git.kernel.org/stable/c/32bc5496b48174dbca1f187f710955ee4d9527a1