CVE-2024-42230
mediumpriority · track · 18EPSS 0.002 · 10 %ileDEEURUUSEPSS · scored 2026-10-27
In the Linux kernel, the following vulnerability has been resolved: powerpc/pseries: Fix scv instruction crash with kexec kexec on pseries disables AIL (reloc_on_exc), required for scv instruction support, before other CPUs have been shut down. This means they can execute scv instructions after AIL is disabled, which causes an interrupt at an unexpected entry location that crashes the kernel. Change the kexec sequence to disable AIL after other CPUs have been brought down. As a refresher, the real-mode scv interrupt vector is 0x17000, and the fixed-location head code probably couldn't easily deal with implementing such high addresses so it was just decided not to support that interrupt at all.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (57)
Products and version ranges known to be affected.
- Dell PowerProtect Data Domain Management Centerall versionscert_bundDEcpe:/a:dell:powerprotect_data_domain_management_center:-
- NetApp ActiveIQ Unified Manager for VMware vSphereall versionscert_bundDEcpe:/a:netapp:active_iq_unified_manager:for_vmware_vsphere
advisories (1)
Vendor and ecosystem advisories describing this.
- WID-SEC-W-2024-1722Linux Kernel: Mehrere Schwachstellen ermöglichen nicht spezifizierten AngriffDeutsch2024-07-29csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen im Linux Kernel ausnutzen, um einen nicht näher spezifizierten Angriff durchzuführen.
also known as (4)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (14)
External citations — patches, advisories, analysis.
- https://cxsecurity.com/cveshow/CVE-2024-42230/cnnvd
- https://git.kernel.org/stable/c/21a741eb75f80397e5f7d3739e24d7d75e619011cnnvd
- https://git.kernel.org/stable/c/8c6506616386ce37e59b2745fc481c6713fae4f3cnnvd
- https://git.kernel.org/stable/c/c550679d604798d9fed8a5b2bb5693448a25407ccnnvd
- https://git.kernel.org/stable/c/d10e3c39001e9194b9a1bfd6979bd3fa19dccdc5cnnvd
- https://git.kernel.org/stable/c/21a741eb75f80397e5f7d3739e24d7d75e619011enisa_euvd
- https://git.kernel.org/stable/c/8c6506616386ce37e59b2745fc481c6713fae4f3enisa_euvd
- https://git.kernel.org/stable/c/c550679d604798d9fed8a5b2bb5693448a25407cenisa_euvd
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