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Handle utf8 decoding errors #1076

merged 3 commits into from Apr 17, 2018


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jh0ker commented Apr 15, 2018

As pointed out in #1072, malicious clients can send arbitrary callback_data in callback queries, even bytes that can't be decoded using the utf-8 codec. This would bring the whole bot to a halt.

@jh0ker jh0ker added the bug 🐛 label Apr 15, 2018


tsnoam approved these changes Apr 16, 2018

@tsnoam tsnoam merged commit b77b329 into master Apr 17, 2018

3 of 5 checks passed

codecov/patch 75% of diff hit (target 92.43%)
codecov/project 92.39% (-0.05%) compared to 712baf0
Hound No violations found. Woof!
continuous-integration/appveyor/pr AppVeyor build succeeded
continuous-integration/travis-ci/pr The Travis CI build passed

@jsmnbom jsmnbom deleted the malicious-callback-data branch Sep 1, 2018

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