CVE-2023-52801
Medium
Elevated severity or exploit probability.
CVSS base
8.8
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
EPSS — probability of exploitation (30 days)
0.6%
46.9th percentile
CISA KEV
Not listed
Weakness / dates
CWE-284
Published 2024-05-21 · modified 2026-08-04
CVSS breakdown
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
| Attack Vector | L | Local |
| Attack Complexity | L | Low |
| Privileges Required | L | Low |
| User Interaction | N | None |
| Scope | C | Changed |
| Confidentiality | H | High |
| Integrity | H | High |
| Availability | H | High |
Timeline
- 2024-05-21 — Published (NVD)
- 2026-08-04 — Last modified (NVD)
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.
Affected
References
- https://git.kernel.org/stable/c/836db2e7e4565d8218923b3552304a1637e2f28d
- https://git.kernel.org/stable/c/e7250ab7ca4998fe026f2149805b03e09dc32498
- https://git.kernel.org/stable/c/fcb32111f01ddf3cbd04644cde1773428e31de6a
- https://git.kernel.org/stable/c/836db2e7e4565d8218923b3552304a1637e2f28d
- https://git.kernel.org/stable/c/e7250ab7ca4998fe026f2149805b03e09dc32498
- https://git.kernel.org/stable/c/fcb32111f01ddf3cbd04644cde1773428e31de6a