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Code Issues Releases Wiki Activity

Do not ForceZero the part of the buffer that has not been used.

pull/6219/head
Radim Smat 2023-03-22 14:48:18 +01:00
parent 147395476f
commit e618bb9686
1 changed files with 4 additions and 6 deletions
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10
src/internal.c
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@ -9956,9 +9956,8 @@ void ShrinkInputBuffer(WOLFSSL* ssl, int forcedFree)
usedLength);
}
ForceZero(ssl->buffers.inputBuffer.buffer -
ssl->buffers.inputBuffer.offset,
ssl->buffers.inputBuffer.bufferSize);
ForceZero(ssl->buffers.inputBuffer.buffer,
ssl->buffers.inputBuffer.length);
XFREE(ssl->buffers.inputBuffer.buffer - ssl->buffers.inputBuffer.offset,
ssl->heap, DYNAMIC_TYPE_IN_BUFFER);
ssl->buffers.inputBuffer.buffer = ssl->buffers.inputBuffer.staticBuffer;
@ -10179,9 +10178,8 @@ int GrowInputBuffer(WOLFSSL* ssl, int size, int usedLength)
if (ssl->buffers.inputBuffer.dynamicFlag) {
if (IsEncryptionOn(ssl, 1)) {
ForceZero(ssl->buffers.inputBuffer.buffer -
ssl->buffers.inputBuffer.offset,
ssl->buffers.inputBuffer.bufferSize);
ForceZero(ssl->buffers.inputBuffer.buffer,
ssl->buffers.inputBuffer.length);
}
XFREE(ssl->buffers.inputBuffer.buffer - ssl->buffers.inputBuffer.offset,
ssl->heap, DYNAMIC_TYPE_IN_BUFFER);