Bug 52796 – xterm: Multiple issues (4.4)

Bug 52796 - xterm: Multiple issues (4.4)


Summary:	xterm: Multiple issues (4.4)

Status:	CLOSED FIXED

Product:	UCS
Classification:	Unclassified
Component:	Security updates
Version:	UCS 4.4
Hardware:	All Linux

Importance:	P3 normal (vote)
Target Milestone:	UCS 4.4-7-errata
Assigned To:	Quality Assurance
QA Contact:	Erik Damrose

URL:
Keywords:

Depends on:
Blocks:
	Show dependency tree / graph

Reported:	2021-02-15 09:47 CET by Quality Assurance
Modified:	2021-02-17 16:53 CET (History)
CC List:	0 users

See Also:
What kind of report is it?:	Security Issue
What type of bug is this?:	---
Who will be affected by this bug?:	---
How will those affected feel about the bug?:	---
User Pain:
Enterprise Customer affected?:
School Customer affected?:
ISV affected?:
Waiting Support:
Flags outvoted (downgraded) after PO Review:
Ticket number:
Bug group (optional):
Max CVSS v3 score:	9.6 (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H)

Attachments
Add an attachment (proposed patch, testcase, etc.)

Note You need to log in before you can comment on or make changes to this bug.

Description Quality Assurance

2021-02-15 09:47:24 CET

New Debian xterm 327-2+deb9u1 fixes:
This update addresses the following issue:
* crash when processing combining characters (CVE-2021-27135)

Comment 1 Quality Assurance

2021-02-15 10:00:18 CET

--- mirror/ftp/4.3/unmaintained/4.3-0/source/xterm_327-2.dsc
+++ apt/ucs_4.4-0-errata4.4-7/source/xterm_327-2+deb9u1.dsc
@@ -1,3 +1,10 @@
+327-2+deb9u1 [Sat, 13 Feb 2021 22:21:27 +0530] Utkarsh Gupta <utkarsh@debian.org>:
+
+  * Non-maintainer upload by the LTS team.
+  * Add patch to correct upper-limit for selection
+    buffer, accounting for combining characters.
+    (Fixes: CVE-2021-27135) (Closes: #982439)
+
 327-2 [Sat, 17 Dec 2016 14:02:49 +0100] Sven Joachim <svenjoac@gmx.de>:
 
   * Bump debhelper compatibility level to 10.

<http://10.200.17.11/4.4-7/#3641025452571424502>

Comment 2 Erik Damrose

2021-02-16 15:24:03 CET

OK: yaml
OK: announce_errata
OK: patch
OK: piuparts

[4.4-7] 49d273c9c8 Bug #52796: xterm 327-2+deb9u1
 doc/errata/staging/xterm.yaml | 12 ++++++++++++
 1 file changed, 12 insertions(+)

Comment 3 Erik Damrose

2021-02-17 16:53:44 CET

<https://errata.software-univention.de/#/?erratum=4.4x898>