xfixes: unvalidated lengths (CVE-2017-12183)
v2: Use before swap (Jeremy Huddleston Sequoia) v3: Fix wrong XFixesCopyRegion checks (Alan Coopersmith) Reviewed-by: Alan Coopersmith <alan.coopersmith@oracle.com> Reviewed-by: Jeremy Huddleston Sequoia <jeremyhu@apple.com> Reviewed-by: Julien Cristau <jcristau@debian.org> Signed-off-by: Jeremy Huddleston Sequoia <jeremyhu@apple.com> Signed-off-by: Nathan Kidd <nkidd@opentext.com> Signed-off-by: Julien Cristau <jcristau@debian.org> (cherry picked from commit 55caa8b0)
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478c87e2
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