GSD-2022-1005501 net/sunrpc: fix potential memory leaks in rpc_sysfs_xprt_state_change()
A memory leak in the Linux Kernel's sunrpc module allows local attackers to cause denial of service by exhausting system memory.
- 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-2022-1005501?
GSD-2022-1005501 is a memory corruption vulnerability in Kernel, published on 17 Sep 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
net/sunrpc: fix potential memory leaks in rpc_sysfs_xprt_state_change()
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 v5.15.63 by commit c0434f0e058648649250b8ed6078b66d773de723, it was introduced in version v5.14 by commit 5b7eb78486cd9ac58bfbd6d84ea0fe2d9fead03b. For more details please see the references link.
Which versions are affected by GSD-2022-1005501?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1005501?
No fix has been published for GSD-2022-1005501 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is GSD-2022-1005501 being exploited?
There is no known exploitation of GSD-2022-1005501 in the wild and no public exploit code.