Back
CVE-2023-52801
iommufd: Fix missing update of domains_itree after splitting iopt_area
High8.8EPSS 0.60%
- Published
- Updated
- Reserved
- Assigned by
- Linux
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.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| LinuxCNA (assigner) | 3.1 | High8.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H |
| CISA-ADPADP (enrichment) | 3.1 | Critical9.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H |
| NVDNVD · Modified | 3.1 | High8.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 0.60% · top 51% of all CVEs (6 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.8.
Weakness
Affected products
- affected 51fe6141f0f64ae0bbc096a41a07572273e8c0ef – < 836db2e7e4565d8218923b3552304a1637e2f28d
- affected 51fe6141f0f64ae0bbc096a41a07572273e8c0ef – < fcb32111f01ddf3cbd04644cde1773428e31de6a
- affected 51fe6141f0f64ae0bbc096a41a07572273e8c0ef – < e7250ab7ca4998fe026f2149805b03e09dc32498
- affected 6.2
- unaffected < 6.2
- unaffected 6.5.13 – ≤ 6.5.*
- unaffected 6.6.3 – ≤ 6.6.*
- unaffected 6.7 – ≤ *
References (3)
- https://git.kernel.org/stable/c/836db2e7e4565d8218923b3552304a1637e2f28d (opens in a new tab)x_transferred
- https://git.kernel.org/stable/c/fcb32111f01ddf3cbd04644cde1773428e31de6a (opens in a new tab)x_transferred
- https://git.kernel.org/stable/c/e7250ab7ca4998fe026f2149805b03e09dc32498 (opens in a new tab)x_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2023-52801)Record last updated .