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CBC mode: Allow zero-length message fragments (100% padding)

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Fixes https://github.com/ARMmbed/mbedtls/issues/1632
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Angus Gratton
2018-06-19 15:57:50 +10:00
committed by Simon Butcher
parent 7d728bd70e
commit b512bc1d29
2 changed files with 12 additions and 7 deletions
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@@ -34,6 +34,11 @@ Bugfix
i386 with SSE2. Found by László Langó. Fixes #1550
* Fix namespacing in header files. Remove the `mbedtls` namespacing in
the `#include` in the header files. Resolves #857
* Fix decryption of zero length messages (all padding) in some circumstances:
DTLS 1.0 and 1.2, and CBC ciphersuites using encrypt-then-MAC. Most often
seen when communicating with OpenSSL using TLS 1.0. Reported by @kFYatek
(#1632) and by Conor Murphy on the forum. Fix contributed by Espressif
Systems.
Changes
* Change the shebang line in Perl scripts to look up perl in the PATH.