[ubuntu/questing-security] libpng1.6 1.6.50-1ubuntu0.4 (Accepted)

[Marc Deslauriers]

libpng1.6 (1.6.50-1ubuntu0.4) questing-security; urgency=medium

  * SECURITY UPDATE: OOB read in png_set_quantize()
    - debian/patches/CVE-2026-25646.patch: fix a heap buffer overflow in
      pngrtran.c.
    - CVE-2026-25646

Date: 2026-02-11 14:43:10.399719+00:00
Changed-By: Marc Deslauriers <marc.deslauriers at canonical.com>
https://launchpad.net/ubuntu/+source/libpng1.6/1.6.50-1ubuntu0.4
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