lib/mbedtls
1
0
Fork 0
mirror of https://github.com/Mbed-TLS/mbedtls.git synced 2025-11-03 20:33:16 +03:00
Code Activity

Merge pull request #6066 from AndrzejKurek/fix-some-resource-leaks-2-28

Browse Source 
Fix `mbedtls_pk_parse_public_key` resource leaks
This commit is contained in:
Paul Elliott
2022-07-05 23:12:11 +01:00
committed by GitHub
parent e3954e36d9 cd5e671b5a
commit 06986de4ea
2 changed files with 10 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
ChangeLog.d/fix_some_resource_leaks.txt Normal file
View File

@@ -0,0 +1,4 @@
Bugfix
* Fix resource leaks in mbedtls_pk_parse_public_key() in low
memory conditions.

6
library/pkparse.c
View File

@@ -1463,10 +1463,16 @@ int mbedtls_pk_parse_public_key( mbedtls_pk_context *ctx,
{
p = pem.buf;
if( ( pk_info = mbedtls_pk_info_from_type( MBEDTLS_PK_RSA ) ) == NULL )
{
mbedtls_pem_free( &pem );
return( MBEDTLS_ERR_PK_UNKNOWN_PK_ALG );
}
if( ( ret = mbedtls_pk_setup( ctx, pk_info ) ) != 0 )
{
mbedtls_pem_free( &pem );
return( ret );
}
if ( ( ret = pk_get_rsapubkey( &p, p + pem.buflen, mbedtls_pk_rsa( *ctx ) ) ) != 0 )
mbedtls_pk_free( ctx );