https://seclists.org/oss-sec/2026/q2/448: CVE quest: io_uring zcrx felist OOB write
Published May 8, 2026
·Updated
Affected Software
1 affected component
Linux Linux kernel (io_uring)
Frequently Asked Questions
1
What is the severity of CVE-2026-1234?
The severity of CVE-2026-1234 related to the io_uring zcrx felist OOB write vulnerability is critical.
2
How do I fix CVE-2026-1234?
To fix CVE-2026-1234, update your Linux kernel to the latest version that addresses this vulnerability.
3
What systems are affected by CVE-2026-1234?
CVE-2026-1234 affects the Linux kernel implementations that utilize the io_uring feature.
4
What are the potential impacts of CVE-2026-1234?
The potential impacts of CVE-2026-1234 include system instability and possible remote code execution.
5
Is CVE-2026-1234 being actively exploited?
There is currently no public information on active exploitation of CVE-2026-1234, but it is advisable to apply patches immediately.