GSD-2022-1007855 net: sched: Fix use after free in red_enqueue()
A use-after-free vulnerability in the Linux kernel's network scheduler allows attackers to potentially execute code or cause a denial of service.
- 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-2022-1007855?
GSD-2022-1007855 is an use after free vulnerability in Kernel, published on 8 Dec 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
net: sched: Fix use after free in red_enqueue()
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 v6.0.8 by commit 170e5317042c302777ed6d59fdb84af9b0219d4e, it was introduced in version v4.7 by commit d7f4f332f082c4d4ba53582f902ed6b44fd6f45e. For more details please see the references link.
Which versions are affected by GSD-2022-1007855?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1007855?
No fix has been published for GSD-2022-1007855 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is GSD-2022-1007855 being exploited?
There is no known exploitation of GSD-2022-1007855 in the wild and no public exploit code.