CVE-2026-97451ACPICA: Fix integer overflow in acpi_ex_opcode_3A_1T_1R() (mid_op)
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No exploitation reported and no EPSS estimate yet.
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In the Linux kernel, the following vulnerability has been resolved: ACPICA: Fix integer overflow in acpi_ex_opcode_3A_1T_1R() (mid_op) Add overflow check for Index + Length to prevent integer overflow when calculating the truncation length. This prevents negative size parameter being passed to memcpy().
- CVSS
- 8.4 HIGH (v3.1, CNA)CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- Not given
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Linux
- NVD analysis
- Received
- Record last updated
- Oct 3, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Linux Linux linux:linux (from the name) | from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before 6da963ed4c3de0963c23809af3194323328080d2; from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before e539003886b34c8109574820b9ba67f0dbe62a12; from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before 9010ad440f970e684324d507510415a67bc125e4; from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before 4532c9cf006bb6323957897455b6a5ab45957a19; from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before d0d89f2e16a874e0f8fb17045da293e8bedf8b21; from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 before b96401812cbfbb4803faabeefa1f20b8562268b3; 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 builds before 0e2021f49e64b3c8a9aa880d0c62a218bfe147ce | CNA record |
References
- https://git.kernel.org/stable/c/6da963ed4c3de0963c23809af3194323328080d2
- https://git.kernel.org/stable/c/e539003886b34c8109574820b9ba67f0dbe62a12
- https://git.kernel.org/stable/c/9010ad440f970e684324d507510415a67bc125e4
- https://git.kernel.org/stable/c/4532c9cf006bb6323957897455b6a5ab45957a19
- https://git.kernel.org/stable/c/d0d89f2e16a874e0f8fb17045da293e8bedf8b21
- https://git.kernel.org/stable/c/b96401812cbfbb4803faabeefa1f20b8562268b3
- https://git.kernel.org/stable/c/0e2021f49e64b3c8a9aa880d0c62a218bfe147ce
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.