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Merge remote-tracking branch 'upstream-restricted/pr/401' into mbedtls-2.1-restricted

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This commit is contained in:
Gilles Peskine 2017-11-28 14:24:15 +01:00
parent 336b7de48a 070c809c79
commit 5a8fe053d8
2 changed files with 4 additions and 0 deletions
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2
ChangeLog
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@ -21,6 +21,8 @@ Security
* Tighten should-be-constant-time memcmp against compiler optimizations.
* Ensure that buffers are cleared after use if they contain sensitive data.
Changes were introduced in multiple places in the library.
* Set PEM buffer to zero before freeing it, to avoid decoded private keys
being leaked to memory after release.
Bugfix
* Fix some invalid RSA-PSS signatures with keys of size 8N+1 that were

2
library/pem.c
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@ -391,6 +391,8 @@ int mbedtls_pem_read_buffer( mbedtls_pem_context *ctx, const char *header, const
void mbedtls_pem_free( mbedtls_pem_context *ctx )
{
if( ctx->buf != NULL )
mbedtls_zeroize( ctx->buf, ctx->buflen );
mbedtls_free( ctx->buf );
mbedtls_free( ctx->info );