GSD-2022-1001523 bpf, sockmap: Fix memleak in sk_psock_queue_msg
A memory leak in the Linux kernel's sockmap implementation can lead to resource exhaustion and denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not stated
- Attackable
- Not stated
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2022-1001523?
GSD-2022-1001523 is a memory corruption vulnerability in Kernel, published on 24 Apr 2022.
Official description
bpf, sockmap: Fix memleak in sk_psock_queue_msg
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 v5.16.19 by commit 4dd2e947d3be13a4de3b3028859b9a6497266bcf, it was introduced in version v5.14 by commit 9635720b7c88592214562cb72605bdab6708006c. For more details please see the references link.
Which versions are affected by GSD-2022-1001523?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1001523?
No fix has been published for GSD-2022-1001523 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is GSD-2022-1001523 being exploited?
There is no known exploitation of GSD-2022-1001523 in the wild and no public exploit code.