What is CVE-2023-52801?

CVE-2023-52801 is a high-severity vulnerability in Linux, classified under Improper Access Control. CVSS score: 8.8/10. Published 2024-05-21.

How severe is CVE-2023-52801?

High severity. CVSS v3 base score is 8.8 out of 10.

Vulnerability in Linux

CVE-2023-52801

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.

EPSS: 0.009 (56.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H.

Affected products

Linux — versions 51fe6141f0f64ae0bbc096a41a07572273e8c0ef, 6.2, 0
Linux Linux_kernel

Weakness classification (CWE)

CWE-284 — Improper Access Control

References

416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)

Frequently asked questions

What is CVE-2023-52801?: CVE-2023-52801 is a high-severity vulnerability in Linux, classified under Improper Access Control. CVSS score: 8.8/10. Published 2024-05-21.
How severe is CVE-2023-52801?: High severity. CVSS v3 base score is 8.8 out of 10.