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libfreerdp-core: add integer overflow check in GCC

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This commit is contained in:
Marc-André Moreau 2012-01-15 15:20:39 -05:00
parent 277cbc3ccc
commit 8ed44b4f17
1 changed files with 3 additions and 0 deletions
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libfreerdp-core/gcc.c
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@ -428,6 +428,9 @@ boolean gcc_read_user_data_header(STREAM* s, uint16* type, uint16* length)
stream_read_uint16(s, *type); /* type */
stream_read_uint16(s, *length); /* length */
if (*length < 4)
return false;
if (stream_get_left(s) < *length - 4)
return false;