CVE-2023-52450
mediumpriority · track · 22EPSS 0.003 · 17 %ileDEEURUUSEPSS · scored 2026-10-27
In the Linux kernel, the following vulnerability has been resolved: perf/x86/intel/uncore: Fix NULL pointer dereference issue in upi_fill_topology() Get logical socket id instead of physical id in discover_upi_topology() to avoid out-of-bound access on 'upi = &type->topology[nid][idx];' line that leads to NULL pointer dereference in upi_fill_topology()
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 (36)
Products and version ranges known to be affected.
advisories (1)
Vendor and ecosystem advisories describing this.
- WID-SEC-W-2024-0473Linux Kernel: Mehrere SchwachstellenDeutsch2024-02-22csaf · cert_bundDE
Ein lokaler Angreifer kann mehrere Schwachstellen im Linux-Kernel ausnutzen, um einen Denial-of-Service-Zustand herbeizuführen oder einen nicht spezifizierten Angriff durchzuführen.
also known as (4)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (11)
External citations — patches, advisories, analysis.
- https://cxsecurity.com/cveshow/CVE-2023-52450/cnnvd
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=1692cf434ba13ee212495b5af795b6a07e986ce4Patchcnnvd
- https://git.kernel.org/stable/c/1692cf434ba13ee212495b5af795b6a07e986ce4cnnvd
- https://git.kernel.org/stable/c/3d6f4a78b104c65e4256c3776c9949f49a1b459ecnnvd
- https://git.kernel.org/stable/c/bf1bf09e6b599758851457f3999779622a48d015cnnvd
- https://git.kernel.org/stable/c/1692cf434ba13ee212495b5af795b6a07e986ce4enisa_euvd
- https://git.kernel.org/stable/c/3d6f4a78b104c65e4256c3776c9949f49a1b459eenisa_euvd
- https://git.kernel.org/stable/c/bf1bf09e6b599758851457f3999779622a48d015enisa_euvd
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