CVE-2024-0582
CVSS v3
7.8
HIGH
EPSS Score
12.8 %
exploit probability, as of 2026-09-25
CISA KEV
No
known exploited
Exploitation
—
SSVC status
Description
A memory leak flaw was found in the Linux kernel’s io_uring functionality in how a user registers a buffer ring with IORING_REGISTER_PBUF_RING, mmap() it, and then frees it. This flaw allows a local user to crash or potentially escalate their privileges on the system.
Technical details
- Published
- 2024-01-16
Frequently asked questions
What is CVE-2024-0582?
A memory leak flaw was found in the Linux kernel’s io_uring functionality in how a user registers a buffer ring with IORING_REGISTER_PBUF_RING, mmap() it, and then frees it. This flaw allows a local user to crash or potentially escalate their privileges on the system.
Is CVE-2024-0582 actively exploited?
Active exploitation of CVE-2024-0582 has not been confirmed. Its EPSS score was 12.8% on 2026-09-25, the estimated probability of exploitation in the next 30 days.
What is the CVSS score for CVE-2024-0582?
CVE-2024-0582 has a CVSS v3 base score of 7.8 (HIGH severity).
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