Buffer overflow in libuev - CVE-2022-48620

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Main Vulnerability Database Vulnerabilities #VU87539

Buffer overflow in libuev - CVE-2022-48620

Published: March 14, 2024


Vulnerability identifier: #VU87539
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2022-48620
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary within the epoll_wait() function. A remote attacker can trigger memory corruption and crash the application.


Affected software

libuev
Fedora
libuev

How to mitigate CVE-2022-48620

Install update from vendor's website.

libuev - update to 2.4.1
libuev - addressed in versions 2.4.1-1.el8, 2.4.1-1.el9, 2.4.1-1.fc38, 2.4.1-1.fc39, 2.4.1-1.fc40

External References

Related Security Bulletins