diff options
author | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2011-07-22 10:05:49 +0000 |
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committer | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2011-07-22 10:05:49 +0000 |
commit | e0060732f13f1f930feeb390e883f307dd0f89d4 (patch) | |
tree | b817c6fe39a4f25ccc453d1ebdd3d2efffebf4ea /parse.y | |
parent | 256eae162c094584146c52e77f2f36cb1628cbfc (diff) |
* parse.y (rb_enc_symname2_p): get rid of potential out-of-bound
access.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@32618 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'parse.y')
-rw-r--r-- | parse.y | 4 |
1 files changed, 2 insertions, 2 deletions
@@ -9685,7 +9685,7 @@ rb_enc_symname2_p(const char *name, long len, rb_encoding *enc) const char *e = m + len; int localid = FALSE; - if (!m) return FALSE; + if (!m || len <= 0) return FALSE; switch (*m) { case '\0': return FALSE; @@ -9738,8 +9738,8 @@ rb_enc_symname2_p(const char *name, long len, rb_encoding *enc) break; case '!': + if (len == 1) return FALSE; switch (*++m) { - case '\0': return TRUE; case '=': case '~': ++m; break; default: return FALSE; } |