Bug 2169621 (CVE-2022-46663) - CVE-2022-46663 less: crafted data can result in "less -R" not filtering ANSI escape sequences sent to the terminal
Summary: CVE-2022-46663 less: crafted data can result in "less -R" not filtering ANSI ...
Keywords:
Status: CLOSED ERRATA
Alias: CVE-2022-46663
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2170755 2170759 2170760 2196609
Blocks: 2166636
TreeView+ depends on / blocked
 
Reported: 2023-02-14 05:47 UTC by Sandipan Roy
Modified: 2023-06-22 01:41 UTC (History)
42 users (show)

Fixed In Version:
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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.
Clone Of:
Environment:
Last Closed: 2023-06-22 01:41:26 UTC
Embargoed:

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System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2023:3725 0 None None None 2023-06-21 14:39:20 UTC

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
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