CVE-2026-89904
LoongArch: Fix acpi_package_ids[] array overflow
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
In the Linux kernel, the following vulnerability has been resolved: LoongArch: Fix acpi_package_ids[] array overflow With LoongArch virt machine, a typical setting is one core per socket, there will max 256 sockets (packages) on one VM. With PPTT acpi table, array acpi_package_ids[] will be overflowed. Here change the array size of acpi_package_ids[] with the max value of MAX_PACKAGES and KVM_MAX_VCPUS.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Sep 16, 2026 |
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Affected Versions
Linux / Linux
f18992be262d6515c94bf4bf6ce7598135076771 < 0195e04b1eec8fb00e2db9c5e55655a3f5e76f60 4427a33faabb4b81511b99dfee18ce0a38b5b5df < d3fd094c13c6d0b74f246461ca4cf427d539c8e8 4e8f58620f6717f72f3d88a2c8f25c0c656d0ba7 < 6311b8c471afa33c18adbe4eb16f862936b71ca3 4e8f58620f6717f72f3d88a2c8f25c0c656d0ba7 < 2a2367d46d7a4ee4122b7a86e57125542dbbe963 496bc868d9066e034787aa14b8ad6c23e77b51ef 6.12.101 < 6.12.110 6.18.42 < 6.18.51 7.1.6 < 7.2
Linux / Linux
7.2
References
git.kernel.org: https://git.kernel.org/stable/c/0195e04b1eec8fb00e2db9c5e55655a3f5e76f60 git.kernel.org: https://git.kernel.org/stable/c/d3fd094c13c6d0b74f246461ca4cf427d539c8e8 git.kernel.org: https://git.kernel.org/stable/c/6311b8c471afa33c18adbe4eb16f862936b71ca3 git.kernel.org: https://git.kernel.org/stable/c/2a2367d46d7a4ee4122b7a86e57125542dbbe963