CVE-2022-48620

2024-01-1204:15:08

Debian Security Bug Tracker

security-tracker.debian.org

uev

buffer overflow

epoll_wait

large number

unix

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

AI Score

7.2

Confidence

High

EPSS

0.001

Percentile

41.0%

JSON

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

OSVersionArchitecturePackageVersionFilename
Debian12alllibuev<= 2.4.0-1.1libuev_2.4.0-1.1_all.deb
Debian11alllibuev<= 2.3.1-1libuev_2.3.1-1_all.deb
Debian999alllibuev< 2.4.1-1libuev_2.4.1-1_all.deb
Debian13alllibuev< 2.4.1-1libuev_2.4.1-1_all.deb

OS	Version	Architecture	Package	Version	Filename
Debian	12	all	libuev	<= 2.4.0-1.1	libuev_2.4.0-1.1_all.deb
Debian	11	all	libuev	<= 2.3.1-1	libuev_2.3.1-1_all.deb
Debian	999	all	libuev	< 2.4.1-1	libuev_2.4.1-1_all.deb
Debian	13	all	libuev	< 2.4.1-1	libuev_2.4.1-1_all.deb