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 @@ +From b690371bbf97794b4a1d3f295d4fb9a8b05d402d Mon Sep 17 00:00:00 2001 +From: "K.Kosako" <kosako@sofnec.co.jp> +Date: Wed, 24 May 2017 10:27:04 +0900 +Subject: [PATCH] fix #59 : access to invalid address by reg->dmax value + +--- + regexec.c | 27 +++++++++++++++++---------- + 1 file changed, 17 insertions(+), 10 deletions(-) + +--- end of original header + +CVE: CVE-2017-9229 + +Upstream-Status: Inappropriate [not author] +Signed-off-by: Joe Slater <joe.slater@windriver.com> + +diff --git a/regexec.c b/regexec.c +index 49bcc50..c0626ef 100644 +--- a/regexec.c ++++ b/regexec.c +@@ -3756,18 +3756,25 @@ forward_search_range(regex_t* reg, const + } + else { + if (reg->dmax != ONIG_INFINITE_DISTANCE) { +- *low = p - reg->dmax; +- if (*low > s) { +- *low = onigenc_get_right_adjust_char_head_with_prev(reg->enc, s, +- *low, end, (const UChar** )low_prev); +- if (low_prev && IS_NULL(*low_prev)) +- *low_prev = onigenc_get_prev_char_head(reg->enc, +- (pprev ? pprev : s), *low, end); ++ if (p - str < reg->dmax) { ++ *low = (UChar* )str; ++ if (low_prev) ++ *low_prev = onigenc_get_prev_char_head(reg->enc, str, *low, end); + } + else { +- if (low_prev) +- *low_prev = onigenc_get_prev_char_head(reg->enc, +- (pprev ? pprev : str), *low, end); ++ *low = p - reg->dmax; ++ if (*low > s) { ++ *low = onigenc_get_right_adjust_char_head_with_prev(reg->enc, s, ++ *low, end, (const UChar** )low_prev); ++ if (low_prev && IS_NULL(*low_prev)) ++ *low_prev = onigenc_get_prev_char_head(reg->enc, ++ (pprev ? pprev : s), *low, end); ++ } ++ else { ++ if (low_prev) ++ *low_prev = onigenc_get_prev_char_head(reg->enc, ++ (pprev ? pprev : str), *low, end); ++ } + } + } + } +-- +1.7.9.5 + |