Bug 2169621 (CVE-2022-46663)

Summary:	CVE-2022-46663 less: crafted data can result in "less -R" not filtering ANSI escape sequences sent to the terminal
Product:	[Other] Security Response	Reporter:	Sandipan Roy <saroy>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED ERRATA	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	aileenc, amctagga, asoldano, bbaranow, bmaxwell, brian.stansberry, cdewolf, chazlett, darran.lofthouse, databases-maint, dkreling, dosoudil, fjanus, fjuma, gmalinko, ivassile, iweiss, janstey, jpavlik, jwendell, lgao, ljavorsk, mmuzila, mosmerov, msochure, msvehla, mwringe, nbecker, nboldt, nwallace, ocs-bugs, ovanders, pdelbell, pjindal, pkubat, pmackay, praiskup, rcernich, rstancel, scorneli, smaestri, tom.jenkinson
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	If docs needed, set a value
Doc Text:	A vulnerability was found in less. This flaw allows crafted data to result in "less -R" not filtering ANSI escape sequences sent to the terminal.	Story Points:	---
Clone Of:		Environment:
Last Closed:	2023-06-22 01:41:26 UTC	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:	2170755, 2170759, 2170760, 2196609
Bug Blocks:	2166636

Description Sandipan Roy 2023-02-14 05:47:29 UTC

In GNU Less before 609, crafted data can result in "less -R" not filtering ANSI escape sequences sent to the terminal.

https://github.com/gwsw/less/commit/a78e1351113cef564d790a730d657a321624d79c
http://www.greenwoodsoftware.com/less/news.609.html
https://www.openwall.com/lists/oss-security/2023/02/07/7
http://www.openwall.com/lists/oss-security/2023/02/07/7

Comment 2 Sandipan Roy 2023-02-17 08:07:31 UTC

Created less tracking bugs for this issue:

Affects: fedora-36 [bug 2170759]
Affects: fedora-37 [bug 2170760]

Comment 5 errata-xmlrpc 2023-06-21 14:39:17 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2023:3725 https://access.redhat.com/errata/RHSA-2023:3725

Comment 6 Product Security DevOps Team 2023-06-22 01:41:22 UTC

This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):

https://access.redhat.com/security/cve/cve-2022-46663