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avformat/matroskaenc: Check BlockAdditional size before use
authorAndreas Rheinhardt <andreas.rheinhardt@gmail.com>
Sun, 26 Jan 2020 05:10:27 +0000 (06:10 +0100)
committerMichael Niedermayer <michael@niedermayer.cc>
Sat, 14 Mar 2020 21:07:27 +0000 (22:07 +0100)
commit6e9cc964293bf1e0cca6a52b2938a20d711e4146
tree98db95a4d2e44b152155d1d95a830a6bef8c98e0tree | snapshot
parentb49af89e032c517e1a90bfb9fe1af731ed843c13commit | diff
avformat/matroskaenc: Check BlockAdditional size before use

Don't read a 64bit number before having checked that the data is at
least 8 bytes long.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
libavformat/matroskaenc.c diff | blob | history
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