Tracker / CVE-2025-21671
CVE-2025-21671
High 7.8
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.
Affected products and versions
| linux | linux_kernel · 6.1.122 → 6.1.127 |
|---|---|
| linux | linux_kernel · 6.12.7 → 6.12.11 |
| linux | linux_kernel · 6.6.68 → 6.6.74 |
Analysis
This page is not indexable yet.Until it carries original analysis — what it actually exposes, how to check in two minutes whether a system was touched, what to do if it was — the page stays noindex. The database decides that, not the template.