Vulnerability in Linux Linux_kernel

CVE-2023-2430

A vulnerability was found due to missing lock for IOPOLL flaw in io_cqring_event_overflow() in io_uring.c in Linux Kernel. This flaw allows a local attacker with user privilege to trigger a Denial of Service threat.

EPSS: 0.002 (5.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Affected products

  • Linux Linux_kernel — versions 6.2
  • N/a Kernel — versions Kernel Linux prior to Kernel 6.2 RC5

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2023-2430?
CVE-2023-2430 is a medium-severity vulnerability in Linux Linux_kernel, classified under CWE-413. CVSS score: 5.5/10. Published 2023-07-23.
How severe is CVE-2023-2430?
Medium severity. CVSS v3 base score is 5.5 out of 10.