GSD-2022-1003185 KVM: x86: fix typo in __try_cmpxchg_user causing non-atomicness
A typo in KVM x86 code causes non-atomic operations, potentially allowing local attackers to escalate privileges or execute code via race conditions.
- 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-2022-1003185?
GSD-2022-1003185 is a vulnerability in Kernel, published on 28 Jun 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
KVM: x86: fix typo in __try_cmpxchg_user causing non-atomicness
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 v5.17.13 by commit 3360b29128a667a2f36ad05aa80c2825b9a2c5a0, it was introduced in version v5.17.13 by commit b0f294103f4cf733e23d3f0c4e5fd58e42998921. For more details please see the references link.
Which versions are affected by GSD-2022-1003185?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1003185?
No fix has been published for GSD-2022-1003185 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1003185 being exploited?
There is no known exploitation of GSD-2022-1003185 in the wild and no public exploit code.