DEBIAN-CVE-2023-52910

In the Linux kernel, the following vulnerability has been resolved: iommu/iova: Fix alloc iova overflows issue In allocandinsertiovarange, there is an issue that retrypfn overflows. The value of iovad-anchor.pfnhi is 0UL, then when iovad-cachednode is iovad-anchor, curriova-pfnhi + 1 will overflo...

CVE-2023-52910

Summary (CVE-2023-52910) : In the Linux kernel’s iommu/iova, a defect in __alloc_and_insert_iova_range can cause an overflow when retry_pfn is updated. This can allow allocation to succeed incorrectly if retry_pfn overflows (scenario 1: first iova exceeds domain size; scenario 2: domain node with...