CVE-2026-89904

CVE CVE-2026-89904EUVD EUVD-2026-80504Published 2026-09-16T10:32:03.000ZLast changed 2026-09-16T14:39:54.000ZCVSS 8.4

What the advisory describes

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.

Source: EUVD (ENISA), in the words of the advisory.

Products the advisory names

These come from the advisory itself, not from any check we performed.

Linux — Linux 6.12.101 <6.12.110; 6.18.42 <6.18.51; 4427a33faabb4b81511b99dfee18ce0a38b5b5df <d3fd094c13c6d0b74f246461ca4cf427d539c8e8; 7.1.6 <7.2; patch: 7.3-rc1; patch: 7.2.5; 4e8f58620f6717f72f3d88a2c8f25c0c656d0ba7 <2a2367d46d7a4ee4122b7a86e57125542dbbe963; f18992be262d6515c94bf4bf6ce7598135076771 <0195e04b1eec8fb00e2db9c5e55655a3f5e76f60; 496bc868d9066e034787aa14b8ad6c23e77b51ef; 4e8f58620f6717f72f3d88a2c8f25c0c656d0ba7 <6311b8c471afa33c18adbe4eb16f862936b71ca3; patch: 6.12.110; patch: 6.18.51; 7.2; patch: 0

The versions shown are the advisory's own. Patchlage compares no version numbers and derives no judgement from them — which version is installed is something a person has to look up.

Carried in the product catalogue

An estate covering these products can be recorded in Patchlage. An advisory about them appears in the next morning's situation report.

Linux — Linux

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