CVE-2023-33250: Use After Free
The Linux kernel 6.3 has a use-after-free in ioptunmapiovarange in drivers/iommu/iommufd/iopagetable.c.
Affected Software
Event History
Frequently Asked Questions
What is the vulnerability ID?
The vulnerability ID is CVE-2023-33250.
What is the severity of CVE-2023-33250?
CVE-2023-33250 has a severity of medium, with a severity value of 4.4.
Which software versions are affected by CVE-2023-33250?
Linux kernel version 6.3 is affected by CVE-2023-33250.
How can I fix CVE-2023-33250?
The fix for CVE-2023-33250 may be provided in a security patch or update from the Linux kernel maintainers. It is recommended to regularly check for updates and apply them as soon as they are available.
Where can I find more information about CVE-2023-33250?
You can find more information about CVE-2023-33250 in the following references: [Reference 1](https://groups.google.com/g/syzkaller/c/G6P9yecsTZ8/m/iiqFVOM9BwAJ), [Reference 2](https://lore.kernel.org/linux-iommu/ZDabT%2FuRl%2FjxFhm0@ip-172-31-85-199.ec2.internal/T/), [Reference 3](https://security.netapp.com/advisory/ntap-20230622-0006/).