tree 104f794a96c734e40dae143a51d827e3bb38cc26
parent f44024e20590c7dd2ee4a40c0e4b745e1238ca50
author nharper <nharper@google.com> 1556839066 -0700
committer Copybara-Service <copybara-worker@google.com> 1556840293 -0700

Harden QuicFramer::DecryptPayload to avoid dereferencing bad EncryptionLevels

This was originally dschinazi's cl/246356749

This provides another layer of defense for fixing the bugs also fixed by
cl/246391380.

gfe-relnote: Add bounds checks to QuicFramer::DecryptPayload; not flag protected
PiperOrigin-RevId: 246411510
Change-Id: Ibe6c71327716e56a465ef88e9d24018b6db93b77