Stack-based buffer overflow in libpixman, as used in Pale Moon before 15.4 and possibly other products, has unspecified impact and context-dependent attack vectors. NOTE: this issue might be resultant from an integer overflow in the fast_composite_scaled_bilinear function in pixman-inlines.h, which triggers an infinite loop.
https://wiki.mageia.org/en/Support/Advisories/MGASA-2013-0077
https://support.f5.com/csp/article/K51392553
http://rhn.redhat.com/errata/RHSA-2013-0746.html
http://rhn.redhat.com/errata/RHSA-2013-0687.html
http://cgit.freedesktop.org/pixman/commit/?id=de60e2e0e3eb6084f8f14b63f25b3cbfb012943f