Bug 53990 – php7.3: Multiple issues (5.0)

Bug 53990 - php7.3: Multiple issues (5.0)


Summary:	php7.3: Multiple issues (5.0)

Status:	CLOSED FIXED

Product:	UCS
Classification:	Unclassified
Component:	Security updates
Version:	UCS 5.0
Hardware:	All Linux

Importance:	P3 normal (vote)
Target Milestone:	UCS 5.0-0-errata
Assigned To:	Quality Assurance
QA Contact:	Philipp Hahn

URL:
Keywords:

Depends on:
Blocks:
	Show dependency tree / graph

Reported:	2021-10-26 18:49 CEST by Quality Assurance
Modified:	2021-10-28 18:02 CEST (History)
CC List:	0 users

See Also:
What kind of report is it?:	Security Issue
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Max CVSS v3 score:	6.4 (CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H)

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Description Quality Assurance

2021-10-26 18:49:52 CEST

New Debian php7.3 7.3.31-1~deb10u1 fixes:
This update addresses the following issue:
* Local privilege escalation via PHP-FPM (CVE-2021-21703)

Comment 1 Quality Assurance

2021-10-26 18:59:43 CEST

--- mirror/ftp/pool/main/p/php7.3/php7.3_7.3.29-1~deb10u1.dsc
+++ apt/ucs_5.0-0-errata5.0-0/source/php7.3_7.3.31-1~deb10u1.dsc
@@ -1,3 +1,12 @@
+7.3.31-1~deb10u1 [Sun, 24 Oct 2021 17:18:08 +0200] Ondřej Surý <ondrej@debian.org>:
+
+  * New upstream version 7.3.31
+   + CVE-2021-21706: ZipArchive::extractTo extracts outside of
+     destination.
+  * Backported from 7.4.25
+   + CVE-2021-21703: PHP-FPM oob R/W in root process leading to privilege
+     escalation.
+
 7.3.29-1~deb10u1 [Fri, 02 Jul 2021 06:04:33 +0200] Ondřej Surý <ondrej@debian.org>:
 
   * New upstream version 7.3.29

<http://piuparts.knut.univention.de/5.0-0/#9052518499939289583>

Comment 2 Philipp Hahn

2021-10-26 20:33:25 CEST

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

[5.0-0] e7bc1eb1a5 Bug #53990: php7.3 7.3.31-1~deb10u1
 doc/errata/staging/php7.3.yaml | 12 ++++++++++++
 1 file changed, 12 insertions(+)

Comment 3 Philipp Hahn

2021-10-28 18:02:54 CEST

<https://errata.software-univention.de/#/?erratum=5.0x133>