Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: Ring-buffer: Validates the persistent meta-data subbuf array The meta-data for a mapped ring buffer contains an array of indexes of all subbuffers. The first entry represents the “reader page”, and the remaining entries specify t...

CVE-2025-21777

In the Linux kernel, the following vulnerability has been resolved: ring-buffer: Validate the persistent meta data subbuf array The meta data for a mapped ring buffer contains an array of indexes of all the subbuffers. The first entry is the reader page, and the rest of the entries lay out the...