Back to search
CVE-2021-47123
Published: Mar 15, 2024
Modified: May 11, 2026
PUBLISHED
Description
In the Linux kernel, the following vulnerability has been resolved: io_uring: fix ltout double free on completion race Always remove linked timeout on io_link_timeout_fn() from the master request link list, otherwise we may get use-after-free when first io_link_timeout_fn() puts linked timeout in the fail path, and then will be found and put on master's free.
| Vendor | Product | Versions |
|---|---|---|
Linux | Linux | affected 90cd7e424969d29aff653333b4dcb4e2e199d791 - < 1f64f5e903b9d1d157875721e02adadc9d6f0a5daffected 90cd7e424969d29aff653333b4dcb4e2e199d791 - < 447c19f3b5074409c794b350b10306e1da1ef4ba |
Linux | Linux | affected 5.11unaffected 0 - < 5.11unaffected 5.12.10 - <= 5.12.*unaffected 5.13 - <= * |
Security Training
Train your team to recognize and prevent security threats with our comprehensive security awareness program.
Start TrainingVulnerability Scanning
Discover vulnerabilities in your applications and infrastructure before attackers do.
Scan Now