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Merge pull request #3898 from paul-elliott-arm/fix_pem_write

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Remove Extraneous bytes from buffer post pem write
This commit is contained in:
Gilles Peskine
2020-12-08 12:31:40 +01:00
committed by GitHub
parent 2b759626a9 557b8d663a
commit 6d5c7bc69a
4 changed files with 42 additions and 5 deletions
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library/pem.c
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@@ -478,8 +478,12 @@ int mbedtls_pem_write_buffer( const char *header, const char *footer,
*p++ = '\0';
*olen = p - buf;
/* Clean any remaining data previously written to the buffer */
memset( buf + *olen, 0, buf_len - *olen );
mbedtls_free( encode_buf );
return( 0 );
}
#endif /* MBEDTLS_PEM_WRITE_C */
#endif /* MBEDTLS_PEM_PARSE_C || MBEDTLS_PEM_WRITE_C */