Bug 2258050 (CVE-2022-48620)

Summary:	CVE-2022-48620 libuev: buffer overflow in epoll_wait() if maxevents is a large number
Product:	[Other] Security Response	Reporter:	TEJ RATHI <trathi>
Component:	vulnerability	Assignee:	Product Security <prodsec-ir-bot>
Status:	NEW ---	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	Keywords:	Security
Target Milestone:	---
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	libuev 2.4.1	Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:		Type:	---
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Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:
Bug Depends On:	2258051, 2258052
Bug Blocks:

Description TEJ RATHI 2024-01-12 11:58:32 UTC

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

https://github.com/troglobit/libuev/commit/2d9f1c9ce655cc38511aeeb6e95ac30914f7aec9
https://github.com/troglobit/libuev/compare/v2.4.0...v2.4.1
https://github.com/troglobit/libuev/issues/27

Comment 1 TEJ RATHI 2024-01-12 11:59:02 UTC

Created libuev tracking bugs for this issue:

Affects: epel-8 [bug 2258051]
Affects: fedora-all [bug 2258052]