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- #CVE-2017-7186 patch
- --- trunk/pcre_internal.h 2016/05/21 13:34:44 1649
- +++ trunk/pcre_internal.h 2017/02/24 17:30:30 1688
- @@ -2772,6 +2772,9 @@
- extern const pcre_uint16 PRIV(ucd_stage2)[];
- extern const pcre_uint32 PRIV(ucp_gentype)[];
- extern const pcre_uint32 PRIV(ucp_gbtable)[];
- +#ifdef COMPILE_PCRE32
- +extern const ucd_record PRIV(dummy_ucd_record)[];
- +#endif
- #ifdef SUPPORT_JIT
- extern const int PRIV(ucp_typerange)[];
- #endif
- @@ -2780,9 +2783,15 @@
- /* UCD access macros */
-
- #define UCD_BLOCK_SIZE 128
- -#define GET_UCD(ch) (PRIV(ucd_records) + \
- +#define REAL_GET_UCD(ch) (PRIV(ucd_records) + \
- PRIV(ucd_stage2)[PRIV(ucd_stage1)[(int)(ch) / UCD_BLOCK_SIZE] * \
- UCD_BLOCK_SIZE + (int)(ch) % UCD_BLOCK_SIZE])
- +
- +#ifdef COMPILE_PCRE32
- +#define GET_UCD(ch) ((ch > 0x10ffff)? PRIV(dummy_ucd_record) : REAL_GET_UCD(ch))
- +#else
- +#define GET_UCD(ch) REAL_GET_UCD(ch)
- +#endif
-
- #define UCD_CHARTYPE(ch) GET_UCD(ch)->chartype
- #define UCD_SCRIPT(ch) GET_UCD(ch)->script
- --- trunk/pcre_ucd.c 2014/06/19 07:51:39 1490
- +++ trunk/pcre_ucd.c 2017/02/24 17:30:30 1688
- @@ -38,6 +38,20 @@
- const pcre_uint32 PRIV(ucd_caseless_sets)[] = {0};
- #else
-
- +/* If the 32-bit library is run in non-32-bit mode, character values
- +greater than 0x10ffff may be encountered. For these we set up a
- +special record. */
- +
- +#ifdef COMPILE_PCRE32
- +const ucd_record PRIV(dummy_ucd_record)[] = {{
- + ucp_Common, /* script */
- + ucp_Cn, /* type unassigned */
- + ucp_gbOther, /* grapheme break property */
- + 0, /* case set */
- + 0, /* other case */
- + }};
- +#endif
- +
- /* When recompiling tables with a new Unicode version, please check the
- types in this structure definition from pcre_internal.h (the actual
- field names will be different):
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