GSD-2022-1007356 mm: /proc/pid/smaps_rollup: fix no vma's null-deref
A null pointer dereference in the Linux kernel's smaps_rollup proc file allows local attackers to cause a denial of service.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2022-1007356?
GSD-2022-1007356 is a vulnerability in Kernel, published on 14 Nov 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
mm: /proc/pid/smaps_rollup: fix no vma's null-deref
This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.4.221 by commit 6bb8769326c46db3058780c0640dcc49d8187b24, it was introduced in version v4.19 by commit 258f669e7e88c18edbc23fe5ce00a476b924551f. For more details please see the references link.
Which versions are affected by GSD-2022-1007356?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1007356?
No fix has been published for GSD-2022-1007356 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1007356 being exploited?
There is no known exploitation of GSD-2022-1007356 in the wild and no public exploit code.