GSD-2022-1007388 xfrm: Update ipcomp_scratches with NULL when freed
A use-after-free vulnerability in the Linux kernel's xfrm subsystem allows attackers to cause denial of service or potentially execute code.
- 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-2022-1007388?
GSD-2022-1007388 is an use after free vulnerability in Kernel, published on 14 Nov 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
xfrm: Update ipcomp_scratches with NULL when freed
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 v5.4.220 by commit 18373ed500f7cd53e24d9b0bd0f1c09d78dba87e. For more details please see the references link.
Which versions are affected by GSD-2022-1007388?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1007388?
No fix has been published for GSD-2022-1007388 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-2022-1007388 being exploited?
There is no known exploitation of GSD-2022-1007388 in the wild and no public exploit code.