GSD-2022-1004744 net/tls: fix tls_sk_proto_close executed repeatedly
A bug in the Linux Kernel TLS implementation causes repeated execution of close functions, potentially leading to 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-2022-1004744?
GSD-2022-1004744 is a denial of service vulnerability in Kernel, published on 31 Jul 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
net/tls: fix tls_sk_proto_close executed repeatedly
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 v5.4.202 by commit 05c6c36c79311d9a00a79f88647f83a7cf009624, it was introduced in version v5.3 by commit 95fa145479fbc0a0c1fd3274ceb42ec03c042a4a. For more details please see the references link.
Which versions are affected by GSD-2022-1004744?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1004744?
No fix has been published for GSD-2022-1004744 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is GSD-2022-1004744 being exploited?
There is no known exploitation of GSD-2022-1004744 in the wild and no public exploit code.