High severity8.4NVD Advisory· Published Sep 16, 2026· Updated Oct 19, 2026
CVE-2026-89904
CVE-2026-89904
Description
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.
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Affected products
3- osv-coords2 versions
< 7.2.7-1.1+ 1 more
- (no CPE)range: < 7.2.7-1.1
- (no CPE)range: < 6.12.110
Patches
Vulnerability mechanics
References
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