Buffer overflow in Troglobit Libeuv

CVE-2022-48620

uev (aka libuev) before 2.4.1 has a buffer overflow in epoll_wait if maxevents is a large number.

Vulnerability class: Buffer Overflow

EPSS: 0.013 (67.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2022-48620?
CVE-2022-48620 is a critical-severity vulnerability in Troglobit Libeuv, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 9.8/10. Published 2024-01-12.
How severe is CVE-2022-48620?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2022-48620 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.