GSD-2021-1002719 RDMA: Fix use-after-free in rxe_queue_cleanup
A use-after-free vulnerability in the Linux Kernel RDMA subsystem could allow attackers to execute arbitrary code or cause a denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not stated
- Attackable
- Not stated
- Victim action needed
- Not stated
- Fix
- None listed
What is GSD-2021-1002719?
GSD-2021-1002719 is an use after free vulnerability in Kernel, published on 27 Dec 2021.
Official description
RDMA: Fix use-after-free in rxe_queue_cleanup
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 v5.15.10 by commit acb53e47db1fbc7cd37ab10b46388f045a76e383, it was introduced in version v5.15 by commit 514aee660df493cd673154a6ba6bab745ec47b8c. For more details please see the references link.
Which versions are affected by GSD-2021-1002719?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1002719?
No fix has been published for GSD-2021-1002719 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-2021-1002719 being exploited?
There is no known exploitation of GSD-2021-1002719 in the wild and no public exploit code.