Bug 49376

Summary: libpng1.6: Multiple issues (4.4)
Product: UCS Reporter: Quality Assurance <qa>
Component: Security updatesAssignee: Quality Assurance <qa>
Status: CLOSED FIXED QA Contact: Philipp Hahn <hahn>
Severity: normal    
Priority: P3    
Version: UCS 4.4   
Target Milestone: UCS 4.4-0-errata   
Hardware: All   
OS: Linux   
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: 3.3 (CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L)

Description Quality Assurance univentionstaff 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 univentionstaff 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 univentionstaff 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 univentionstaff 2019-05-02 13:22:36 CEST
<http://errata.software-univention.de/ucs/4.4/65.html>