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Patch from the upstream git

Browse Source 
https://github.com/kkos/oniguruma/issues/55 (CVE-2017-9226)
b4bf968ad52afe14e60a2dc8a95d3555c543353a Modified for onig 5.9.6
f015fbdd95f76438cd86366467bb2b39870dd7c6 Modified for onig 5.9.6

Thanks to Mamoru TASAKA <mtasaka@fedoraproject.org>
This commit is contained in:
Remi Collet
2017-05-30 15:35:42 +02:00
parent f269cdcd4f
commit 4e68b2c52b
1 changed files with 6 additions and 2 deletions
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8
ext/mbstring/oniguruma/regparse.c
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@@ -3064,7 +3064,7 @@ fetch_token_in_cc(OnigToken* tok, UChar** src, UChar* end, ScanEnv* env)
PUNFETCH;
prev = p;
num = scan_unsigned_octal_number(&p, end, 3, enc);
if (num < 0) return ONIGERR_TOO_BIG_NUMBER;
if (num < 0 || num >= 256) return ONIGERR_TOO_BIG_NUMBER;
if (p == prev) { /* can't read nothing. */
num = 0; /* but, it's not error */
}
@@ -3436,7 +3436,7 @@ fetch_token(OnigToken* tok, UChar** src, UChar* end, ScanEnv* env)
if (IS_SYNTAX_OP(syn, ONIG_SYN_OP_ESC_OCTAL3)) {
prev = p;
num = scan_unsigned_octal_number(&p, end, (c == '0' ? 2:3), enc);
if (num < 0) return ONIGERR_TOO_BIG_NUMBER;
if (num < 0 || num >= 256) return ONIGERR_TOO_BIG_NUMBER;
if (p == prev) { /* can't read nothing. */
num = 0; /* but, it's not error */
}
@@ -4084,7 +4084,11 @@ next_state_val(CClassNode* cc, OnigCodePoint *vs, OnigCodePoint v,
switch (*state) {
case CCS_VALUE:
if (*type == CCV_SB)
{
if (*vs > 0xff)
return ONIGERR_INVALID_CODE_POINT_VALUE;
BITSET_SET_BIT(cc->bs, (int )(*vs));
}
else if (*type == CCV_CODE_POINT) {
r = add_code_range(&(cc->mbuf), env, *vs, *vs);
if (r < 0) return r;