High severity · published May 21, 2024
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…
8.8
CVSS
0.6%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 48% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
KE
Kernel · Linux
6.2 before 6.5.13; 6.6 before 6.6.3 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-52801
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-52801
Patch
https://git.kernel.org/stable/c/836db2e7e4565d8218923b3552304a1637e2f28d
Patch
https://git.kernel.org/stable/c/e7250ab7ca4998fe026f2149805b03e09dc32498
Patch
https://git.kernel.org/stable/c/fcb32111f01ddf3cbd04644cde1773428e31de6a
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