Bug 49376 – libpng1.6: Multiple issues (4.4)

Bug 49376 - libpng1.6: Multiple issues (4.4)


Summary:	libpng1.6: 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 4.4-0-errata
Assigned To:	Quality Assurance
QA Contact:	Philipp Hahn

URL:
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Depends on:
Blocks:
	Show dependency tree / graph

Reported:	2019-04-29 08:32 CEST by Quality Assurance
Modified:	2019-05-02 13:22 CEST (History)
CC List:	0 users

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What kind of report is it?:	Security Issue
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How will those affected feel about the bug?:	---
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Max CVSS v3 score:	3.3 (CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L)

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Description Quality Assurance

2019-04-29 08:32:25 CEST

New Debian libpng1.6 1.6.28-1+deb9u1 fixes:
This update addresses the following issue:
* use-after-free in png_image_free in png.c (CVE-2019-7317)

Comment 1 Quality Assurance

2019-04-29 15:01:42 CEST

--- mirror/ftp/4.3/unmaintained/4.3-0/source/libpng1.6_1.6.28-1.dsc
+++ apt/ucs_4.4-0-errata4.4-0/source/libpng1.6_1.6.28-1+deb9u1.dsc
@@ -1,3 +1,9 @@
+1.6.28-1+deb9u1 [Thu, 18 Apr 2019 22:12:35 +0200] Salvatore Bonaccorso <carnil@debian.org>:
+
+  * Non-maintainer upload by the Security Team.
+  * Call png_image_free_function without guarding it with png_safe_execute
+    (CVE-2019-7317) (Closes: #921355)
+
 1.6.28-1 [Mon, 09 Jan 2017 19:50:31 +0100] Gianfranco Costamagna <locutusofborg@debian.org>:
 
   * New upstream release.

<http://10.200.17.11/4.4-0/#5351116651687284928>

Comment 2 Philipp Hahn

2019-04-29 15:59:33 CEST

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

[4.4-0] 1740b21353 Bug #49376: libpng1.6 1.6.28-1+deb9u1
 doc/errata/staging/libpng1.6.yaml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

[4.4-0] f0b9e8670f Bug #49376: libpng1.6 1.6.28-1+deb9u1
 doc/errata/staging/{kauth.yaml => libpng1.6.yaml} | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

Comment 3 Arvid Requate

2019-05-02 13:22:36 CEST

<http://errata.software-univention.de/ucs/4.4/65.html>