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CVE-2023-52801 In the Linux kernel, the following vulnerability has been resolved: iommufd: Fix missing update of domains_itree after…

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 products and versions

Product Affected versions Fixed in
Linux 6.7 earliest → < 6.7 6.7
Linux 6.6 earliest → < 6.6.3 6.6.3
Linux 6.5 earliest → < 6.5.13 6.5.13
Linux 6.2 No fix stated
linux_kernel 6.7 earliest → < 6.7 6.7

References

Timeline

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