Vulnerabilities CVE-2023-52801

CVE-2023-52801

High

Open

TLP:CLEAR

iommufd: Fix missing update of domains_itree after splitting iopt_area

NVD CVE.org

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Description

In the Linux kernel, the following vulnerability has been resolved: iommufd: Fix missing update of domains_itree after splitting iopt_area In iopt_area_split(), if the original iopt_area has filled a domain and is linked to domains_itree, pages_nodes have to be properly reinserted. Otherwise the domains_itree becomes corrupted and we will UAF.

Details

CVSS Score: 8.8
EPSS Score ⓘ: 0.59%

45.2th percentile
CVSS Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Confidence: 90%
Published: May 21, 2024
Last Modified: Aug 5, 2026

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