Bug 2290510 (CVE-2024-34055)

Summary:	CVE-2024-34055 cyrus-imapd: unbounded memory allocation by sending many LITERALs in a single command
Product:	[Other] Security Response	Reporter:	Rohit Keshri <rkeshri>
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:	cyrus imap 3.8.3, cyrus imap 3.10.0	Doc Type:	If docs needed, set a value
Doc Text:	A flaw was found in Cyrus IMAP before versions 3.8.3 and 3.10.x , and before 3.10.0-rc1. This flaw allows authenticated attackers to cause unbounded memory allocation by sending multiple LITERALs in a single command.	Story Points:	---
Clone Of:		Environment:
Last Closed:		Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:
Bug Depends On:	2290512
Bug Blocks:	2290507

Description Rohit Keshri 2024-06-05 06:48:59 UTC

Cyrus IMAP before 3.8.3 and 3.10.x before 3.10.0-rc1 allows authenticated attackers to cause unbounded memory allocation by sending many LITERALs in a single command.

https://github.com/cyrusimap/cyrus-imapd/commit/ef9e4e8314d6a06f2269af0ccf606894cc3fe489
https://www.cyrusimap.org/dev/imap/download/release-notes/3.10/x/3.10.0-rc1.html
https://www.cyrusimap.org/imap/download/release-notes/3.8/x/3.8.3.html

Comment 1 Rohit Keshri 2024-06-05 06:52:00 UTC

Created cyrus-imapd tracking bugs for this issue:

Affects: fedora-all [bug 2290512]

Comment 3 errata-xmlrpc 2024-11-12 09:04:59 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2024:9195 https://access.redhat.com/errata/RHSA-2024:9195