CVE-2022-50380
Medium
Description
In the Linux kernel, the following vulnerability has been resolved: mm: /proc/pid/smaps_rollup: fix no vma's null-deref Commit 258f669e7e88 ("mm: /proc/pid/smaps_rollup: convert to single value seq_file") introduced a null-deref if there are no vma's in the task in show_smaps_rollup.
SeverityMedium
CVSS5.5
Exploit probability—
Product
Linux Kernel
PublishedSep 18, 2025
First seenSep 18, 2025
Weakness typeCWE-476NULL pointer dereference
How to fix
Update
- linux linux_kernel4.19.264, 5.4.221, 5.10.152, 5.15.76, 6.0.6 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | 4.19 ≤ v < 4.19.264, 4.20 ≤ v < 5.4.221, 5.5 ≤ v < 5.10.152, 5.11 ≤ v < 5.15.76, 5.16 ≤ v < 6.0.6 | 4.19.264, 5.4.221, 5.10.152, 5.15.76, 6.0.6 |
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