diff options
Diffstat (limited to 'meta/recipes-devtools/ruby/ruby/ruby-CVE-2017-9229.patch')
-rw-r--r-- | meta/recipes-devtools/ruby/ruby/ruby-CVE-2017-9229.patch | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/meta/recipes-devtools/ruby/ruby/ruby-CVE-2017-9229.patch b/meta/recipes-devtools/ruby/ruby/ruby-CVE-2017-9229.patch new file mode 100644 index 0000000000..6e765bf6dc --- /dev/null +++ b/meta/recipes-devtools/ruby/ruby/ruby-CVE-2017-9229.patch | |||
@@ -0,0 +1,59 @@ | |||
1 | From b690371bbf97794b4a1d3f295d4fb9a8b05d402d Mon Sep 17 00:00:00 2001 | ||
2 | From: "K.Kosako" <kosako@sofnec.co.jp> | ||
3 | Date: Wed, 24 May 2017 10:27:04 +0900 | ||
4 | Subject: [PATCH] fix #59 : access to invalid address by reg->dmax value | ||
5 | |||
6 | --- | ||
7 | regexec.c | 27 +++++++++++++++++---------- | ||
8 | 1 file changed, 17 insertions(+), 10 deletions(-) | ||
9 | |||
10 | --- end of original header | ||
11 | |||
12 | CVE: CVE-2017-9229 | ||
13 | |||
14 | Upstream-Status: Inappropriate [not author] | ||
15 | Signed-off-by: Joe Slater <joe.slater@windriver.com> | ||
16 | |||
17 | diff --git a/regexec.c b/regexec.c | ||
18 | index 49bcc50..c0626ef 100644 | ||
19 | --- a/regexec.c | ||
20 | +++ b/regexec.c | ||
21 | @@ -3756,18 +3756,25 @@ forward_search_range(regex_t* reg, const | ||
22 | } | ||
23 | else { | ||
24 | if (reg->dmax != ONIG_INFINITE_DISTANCE) { | ||
25 | - *low = p - reg->dmax; | ||
26 | - if (*low > s) { | ||
27 | - *low = onigenc_get_right_adjust_char_head_with_prev(reg->enc, s, | ||
28 | - *low, end, (const UChar** )low_prev); | ||
29 | - if (low_prev && IS_NULL(*low_prev)) | ||
30 | - *low_prev = onigenc_get_prev_char_head(reg->enc, | ||
31 | - (pprev ? pprev : s), *low, end); | ||
32 | + if (p - str < reg->dmax) { | ||
33 | + *low = (UChar* )str; | ||
34 | + if (low_prev) | ||
35 | + *low_prev = onigenc_get_prev_char_head(reg->enc, str, *low, end); | ||
36 | } | ||
37 | else { | ||
38 | - if (low_prev) | ||
39 | - *low_prev = onigenc_get_prev_char_head(reg->enc, | ||
40 | - (pprev ? pprev : str), *low, end); | ||
41 | + *low = p - reg->dmax; | ||
42 | + if (*low > s) { | ||
43 | + *low = onigenc_get_right_adjust_char_head_with_prev(reg->enc, s, | ||
44 | + *low, end, (const UChar** )low_prev); | ||
45 | + if (low_prev && IS_NULL(*low_prev)) | ||
46 | + *low_prev = onigenc_get_prev_char_head(reg->enc, | ||
47 | + (pprev ? pprev : s), *low, end); | ||
48 | + } | ||
49 | + else { | ||
50 | + if (low_prev) | ||
51 | + *low_prev = onigenc_get_prev_char_head(reg->enc, | ||
52 | + (pprev ? pprev : str), *low, end); | ||
53 | + } | ||
54 | } | ||
55 | } | ||
56 | } | ||
57 | -- | ||
58 | 1.7.9.5 | ||
59 | |||