[ubuntu/precise-security] libpng 1.2.46-3ubuntu4.1 (Accepted)

[Marc Deslauriers]

libpng (1.2.46-3ubuntu4.1) precise-security; urgency=medium

  [ Andrew Starr-Bochicchio ]
  * SECURITY UPDATE: Multiple buffer overflows in the (1) png_set_PLTE
    and (2) png_get_PLTE (LP: #1516592).
    - debian/patches/CVE-2015-8126.diff: Prevent writing over-length
      PLTE chunk and silently truncate over-length PLTE chunk while reading.
      Backported from upstream patch.
    - CVE-2015-8126

  [ Marc Deslauriers ]
  * SECURITY UPDATE: out of bounds read in png_set_tIME
    - debian/patches/CVE-2015-7981.patch: check bounds in png.c and
      pngset.c.
    - CVE-2015-7981
  * SECURITY UPDATE: out of bounds read in png_push_read_zTXt
    - debian/patches/CVE-2012-3425.patch: check for truncated chunk in
      pngpread.c.
    - CVE-2012-3425

Date: 2015-11-19 13:55:18.179369+00:00
Changed-By: Marc Deslauriers <marc.deslauriers at canonical.com>
https://launchpad.net/ubuntu/+source/libpng/1.2.46-3ubuntu4.1
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