Security Advisory

CVE-2025-21671

CVE vulnerability detail — eXtreme Datacenter Security Operations

Published 2025-01-31 11:25:34
Last updated 2026-05-11 21:04:11
Assigner Linux
State PUBLISHED

Description

In the Linux kernel, the following vulnerability has been resolved: zram: fix potential UAF of zram table If zram_meta_alloc failed early, it frees allocated zram->table without setting it NULL. Which will potentially cause zram_meta_free to access the table if user reset an failed and uninitialized device.