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| author | Mikael Eliasson <mikael@robomagi.com> | 2018-08-23 16:04:46 +0200 |
|---|---|---|
| committer | Thomas Petazzoni <thomas.petazzoni@bootlin.com> | 2019-02-06 16:17:54 +0100 |
| commit | 3d76bde1a9b1e15f435b9070ee338be393f0f893 (patch) | |
| tree | d3f9c97af79ee4597d9c7d328945ec5d2b0bdaf3 /package/libb64/0002-Initialize-C++-objects.patch | |
| parent | 2c74d0aabb11a23a0a3e86827795a223b61cf42e (diff) | |
| download | buildroot-3d76bde1a9b1e15f435b9070ee338be393f0f893.tar.gz buildroot-3d76bde1a9b1e15f435b9070ee338be393f0f893.zip | |
package/libb64: fix integer overflow and uninitialized C++ objects
Fixes a runtime bug on compilers where unsigned char is the default.
Fixes a runtime bug where _state variable in the encoder and decoder
c++ objects where not initialized by the constructors.
Signed-off-by: Mikael Eliasson <mikael@robomagi.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
Diffstat (limited to 'package/libb64/0002-Initialize-C++-objects.patch')
| -rw-r--r-- | package/libb64/0002-Initialize-C++-objects.patch | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/package/libb64/0002-Initialize-C++-objects.patch b/package/libb64/0002-Initialize-C++-objects.patch new file mode 100644 index 0000000000..1556f889d1 --- /dev/null +++ b/package/libb64/0002-Initialize-C++-objects.patch @@ -0,0 +1,38 @@ +Fixes uninitialized C++ encoder and decoder _state variable bug. + +Fetched from: https://sources.debian.org/patches/libb64/1.2-5/ + +initialize-coder-state.diff patch without modifications. + +Signed-off-by: Mikael Eliasson <mikael@robomagi.com> + +diff --git a/include/b64/decode.h b/include/b64/decode.h +index 12b16ea..d3f7d60 100644 +--- a/include/b64/decode.h ++++ b/include/b64/decode.h +@@ -24,7 +24,9 @@ namespace base64 + + decoder(int buffersize_in = BUFFERSIZE) + : _buffersize(buffersize_in) +- {} ++ { ++ base64_init_decodestate(&_state); ++ } + + int decode(char value_in) + { +diff --git a/include/b64/encode.h b/include/b64/encode.h +index 5d807d9..49aafdc 100644 +--- a/include/b64/encode.h ++++ b/include/b64/encode.h +@@ -24,7 +24,9 @@ namespace base64 + + encoder(int buffersize_in = BUFFERSIZE) + : _buffersize(buffersize_in) +- {} ++ { ++ base64_init_encodestate(&_state); ++ } + + int encode(char value_in) + { |
