GSD-2023-1002204 ipv4: prevent potential spectre v1 gadget in ip_metrics_convert()
A Spectre v1 gadget in the Linux kernel IPv4 metrics conversion allows attackers to potentially read sensitive memory.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2023-1002204?
GSD-2023-1002204 is a vulnerability in Kernel, published on 13 Feb 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
ipv4: prevent potential spectre v1 gadget in ip_metrics_convert()
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 v5.4.231 by commit 746db9ec1e672eee13965625ddac0d97e16fa20c, it was introduced in version v4.3 by commit 6cf9dfd3bd62edfff69f11c0f111bc261166e4c7. For more details please see the references link.
Which versions are affected by GSD-2023-1002204?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1002204?
No fix has been published for GSD-2023-1002204 yet. Limit exposure of the affected software until one is available.
Is GSD-2023-1002204 being exploited?
There is no known exploitation of GSD-2023-1002204 in the wild and no public exploit code.