GSD-2022-1001673 irqchip/gic-v3: Fix GICR_CTLR.RWP polling
A polling logic error in the GICv3 interrupt controller driver can cause system hangs, requiring a kernel patch to resolve.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Not stated
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2022-1001673?
GSD-2022-1001673 is a denial of service vulnerability in Kernel, published on 24 Apr 2022.
Official description
irqchip/gic-v3: Fix GICR_CTLR.RWP polling
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 v5.15.34 by commit 7218a789abb3e033f5f3a85636ca50d9ae7b0fc9, it was introduced in version v3.17 by commit 021f653791ad17e03f98aaa7fb933816ae16f161. For more details please see the references link.
Which versions are affected by GSD-2022-1001673?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1001673?
No fix has been published for GSD-2022-1001673 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is GSD-2022-1001673 being exploited?
There is no known exploitation of GSD-2022-1001673 in the wild and no public exploit code.