Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: EFI: stmm: Fixed incorrect buffer allocation method The communication buffer allocated by setupmmhdr is later passed to teeshmregisterkernelbuf. This function expects those buffers to be contiguous pages, but setupmmhdr simply us...

CVE-2025-39836: Out-of-bounds Write

In the Linux kernel, the following vulnerability has been resolved: efi: stmm: Fix incorrect buffer allocation method The communication buffer allocated by setupmmhdr is later on passed to teeshmregisterkernelbuf. The latter expects those buffers to be contiguous pages, but setupmmhdr just uses...