WID-SEC-W-2023-1266
Vulnerability from csaf_certbund - Published: 2023-05-21 22:00 - Updated: 2023-05-21 22:00Im Linux-Kernel besteht eine Schwachstelle aufgrund eines Use-after-free-Problems in der Funktion iopt_unmap_iova_range in drivers/iommu/iommufd/io_pagetable.c. Ein lokaler Angreifer kann diese Schwachstelle ausnutzen, um nicht spezifizierte Auswirkungen zu verursachen.
{
"document": {
"aggregate_severity": {
"text": "mittel"
},
"category": "csaf_base",
"csaf_version": "2.0",
"distribution": {
"tlp": {
"label": "WHITE",
"url": "https://www.first.org/tlp/"
}
},
"lang": "de-DE",
"notes": [
{
"category": "legal_disclaimer",
"text": "Das BSI ist als Anbieter f\u00fcr die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch daf\u00fcr verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgf\u00e4ltig im Einzelfall zu pr\u00fcfen."
},
{
"category": "description",
"text": "Der Kernel stellt den Kern des Linux Betriebssystems dar.",
"title": "Produktbeschreibung"
},
{
"category": "summary",
"text": "Ein lokaler Angreifer kann eine Schwachstelle im Linux Kernel ausnutzen, um einen nicht n\u00e4her spezifizierten Angriff durchzuf\u00fchren.",
"title": "Angriff"
},
{
"category": "general",
"text": "- UNIX\n- Linux",
"title": "Betroffene Betriebssysteme"
}
],
"publisher": {
"category": "other",
"contact_details": "csaf-provider@cert-bund.de",
"name": "Bundesamt f\u00fcr Sicherheit in der Informationstechnik",
"namespace": "https://www.bsi.bund.de"
},
"references": [
{
"category": "self",
"summary": "WID-SEC-W-2023-1266 - CSAF Version",
"url": "https://wid.cert-bund.de/.well-known/csaf/white/2023/wid-sec-w-2023-1266.json"
},
{
"category": "self",
"summary": "WID-SEC-2023-1266 - Portal Version",
"url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2023-1266"
},
{
"category": "external",
"summary": "NVD vom 2023-05-21",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2023-33250"
},
{
"category": "external",
"summary": "Github Advisory Database vom 2023-05-21",
"url": "https://github.com/advisories/GHSA-qvxq-66f5-6m6g"
}
],
"source_lang": "en-US",
"title": "Linux Kernel: Schwachstelle erm\u00f6glicht nicht spezifizierten Angriff",
"tracking": {
"current_release_date": "2023-05-21T22:00:00.000+00:00",
"generator": {
"date": "2024-08-15T17:51:14.552+00:00",
"engine": {
"name": "BSI-WID",
"version": "1.3.5"
}
},
"id": "WID-SEC-W-2023-1266",
"initial_release_date": "2023-05-21T22:00:00.000+00:00",
"revision_history": [
{
"date": "2023-05-21T22:00:00.000+00:00",
"number": "1",
"summary": "Initiale Fassung"
}
],
"status": "final",
"version": "1"
}
},
"product_tree": {
"branches": [
{
"branches": [
{
"category": "product_name",
"name": "Open Source Linux Kernel \u003c 6.3-rc6",
"product": {
"name": "Open Source Linux Kernel \u003c 6.3-rc6",
"product_id": "T027821",
"product_identification_helper": {
"cpe": "cpe:/o:linux:linux_kernel:6.3-rc6"
}
}
}
],
"category": "vendor",
"name": "Open Source"
}
]
},
"vulnerabilities": [
{
"cve": "CVE-2023-33250",
"notes": [
{
"category": "description",
"text": "Im Linux-Kernel besteht eine Schwachstelle aufgrund eines Use-after-free-Problems in der Funktion iopt_unmap_iova_range in drivers/iommu/iommufd/io_pagetable.c. Ein lokaler Angreifer kann diese Schwachstelle ausnutzen, um nicht spezifizierte Auswirkungen zu verursachen."
}
],
"release_date": "2023-05-21T22:00:00.000+00:00",
"title": "CVE-2023-33250"
}
]
}
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