In the Linux kernel, the following vulnerability has been resolved:
ACPI: GTDT: Don't corrupt interrupt mappings on watchdow probe failure
When failing the driver probe because of invalid firmware properties, the GTDT driver unmaps the interrupt that it mapped earlier.
However, it never checks whether the mapping of the interrupt actially succeeded. Even more, should the firmware report an illegal interrupt number that overlaps with the GIC SGI range, this can result in an IPI being unmapped, and subsequent fireworks (as reported by Dann Frazier).
Rework the driver to have a slightly saner behaviour and actually check whether the interrupt has been mapped before unmapping things.
CVSS Details
- CVSS 3.1 Base Score: 6.7
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Amazon Linux Ami 2 | — | Upgrade kernel-tools-develUpgrade perf-debuginfoUpgrade bpftoolUpgrade perfUpgrade kernel-toolsUpgrade python-perfUpgrade kernel-livepatch-4.14.238-182.421Upgrade kernel-develUpgrade kernel-debuginfo-common-aarch64Upgrade kernelUpgrade python-perf-debuginfoUpgrade bpftool-debuginfoUpgrade kernel-debuginfoUpgrade kernel-tools-debuginfoUpgrade kernel-debuginfo-common-x86_64Upgrade kernel-headers | Apr 25, 2024 | Feb 27, 2024 |
| Debian | — | Upgrade linux | Jul 30, 2024 | Feb 27, 2024 |
| Huawei Euleros 2_0_sp8 | — | Upgrade kernel-toolsUpgrade kernel-tools-libsUpgrade python-perfUpgrade python3-perfUpgrade kernel-headersUpgrade kernel-develUpgrade kernelUpgrade bpftoolUpgrade perf | Jul 23, 2024 | Feb 27, 2024 |
| Huawei Euleros 2_0_sp9 | — | Upgrade kernelUpgrade kernel-toolsUpgrade kernel-tools-libsUpgrade python3-perf | Jul 17, 2024 | Feb 27, 2024 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | Feb 27, 2024 |
| Suse | — | Upgrade kernel-64kb-develUpgrade kernel-default-develUpgrade kernel-64kbUpgrade kernel-syms-azureUpgrade kernel-preemptUpgrade reiserfs-kmp-defaultUpgrade kernel-sourceUpgrade kernel-develUpgrade kernel-source-azureUpgrade kernel-azureUpgrade kernel-preempt-develUpgrade kernel-devel-azureUpgrade kernel-zfcpdumpUpgrade kernel-azure-baseUpgrade kernel-default-manUpgrade kernel-docsUpgrade kernel-default-extraUpgrade kernel-defaultUpgrade kernel-macrosUpgrade kernel-default-baseUpgrade kernel-azure-develUpgrade kernel-symsUpgrade kernel-obs-build | Aug 9, 2024 | Feb 27, 2024 |
| Ubuntu | — | Upgrade linux-azure-fipsUpgrade linux-gcp-4.15Upgrade linux-gkeopUpgrade linux-gcp-5.4Upgrade linux-aws-hweUpgrade linux-hwe-5.4Upgrade linux-gcp-fipsUpgrade linux-fipsUpgrade linux-aws-fipsUpgrade linux-hweUpgrade linuxUpgrade linux-azure-5.4Upgrade linux-oracleUpgrade linux-azure-4.15Upgrade linux-kvmUpgrade linux-gcpUpgrade linux-raspiUpgrade linux-awsUpgrade linux-aws-5.4Upgrade linux-bluefieldUpgrade linux-azureUpgrade linux-oracle-5.4Upgrade linux-raspi-5.4 | Nov 19, 2024 | Feb 27, 2024 |
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