CVE-2026-97451
Published: September 26, 2026Last modified: October 6, 2026
Description
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().
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 8.4 |
| Attack Vector | LOCAL |
| Attack complexity | LOW |
| Privileges required | NONE |
| User interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality | HIGH |
| Integrity impact | HIGH |
| Availability impact | HIGH |
| Vector | CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | linux-lts | Fixed (6.1.189-r0) |
| 25 LTS | linux-lts | Fixed (6.12.111-r0) | |
| Stream | linux-lts | Fixed (6.18.53-r0) |
References
- https://git.kernel.org/stable/c/0e2021f49e64b3c8a9aa880d0c62a218bfe147ce
- https://git.kernel.org/stable/c/4532c9cf006bb6323957897455b6a5ab45957a19
- https://git.kernel.org/stable/c/6da963ed4c3de0963c23809af3194323328080d2
- https://git.kernel.org/stable/c/9010ad440f970e684324d507510415a67bc125e4
- https://git.kernel.org/stable/c/b96401812cbfbb4803faabeefa1f20b8562268b3
- https://git.kernel.org/stable/c/d0d89f2e16a874e0f8fb17045da293e8bedf8b21
- https://git.kernel.org/stable/c/e539003886b34c8109574820b9ba67f0dbe62a12