Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: RDMA/umem: Fixed the double dmabufunpin in the failure path. In ibumemdmabufgetpinnedwithdmadevice, the call to ibumemdmabufmappages may fail. If this occurs, the dmabuf is immediately unpinned, but the umemdmabuf-pinned flag...

CVE-2026-43128

In the Linux kernel, the following vulnerability has been resolved: RDMA/umem: Fix double dmabufunpin in failure path In ibumemdmabufgetpinnedwithdmadevice, the call to ibumemdmabufmappages can fail. If this occurs, the dmabuf is immediately unpinned but the umemdmabuf-pinned flag is still set...

PT-2026-37468

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the RDMA umem component where a failure in the ib umem dmabuf map pages function within ib umem dmabuf get pinned with dma device leads to a double dma buf unpin...