summaryrefslogtreecommitdiffstats
path: root/0010-Fix-CVE-2019-13225-problem-in-converting-if-then-els.patch
diff options
context:
space:
mode:
Diffstat (limited to '0010-Fix-CVE-2019-13225-problem-in-converting-if-then-els.patch')
-rw-r--r--0010-Fix-CVE-2019-13225-problem-in-converting-if-then-els.patch72
1 files changed, 0 insertions, 72 deletions
diff --git a/0010-Fix-CVE-2019-13225-problem-in-converting-if-then-els.patch b/0010-Fix-CVE-2019-13225-problem-in-converting-if-then-els.patch
deleted file mode 100644
index a4c140d..0000000
--- a/0010-Fix-CVE-2019-13225-problem-in-converting-if-then-els.patch
+++ /dev/null
@@ -1,72 +0,0 @@
-From c509265c5f6ae7264f7b8a8aae1cfa5fc59d108c Mon Sep 17 00:00:00 2001
-From: "K.Kosako" <kosako@sofnec.co.jp>
-Date: Thu, 27 Jun 2019 14:11:55 +0900
-Subject: [PATCH 10/32] Fix CVE-2019-13225: problem in converting if-then-else
- pattern to bytecode.
-
----
- src/regcomp.c | 25 +++++++++++++++++--------
- 1 file changed, 17 insertions(+), 8 deletions(-)
-
-diff --git a/src/regcomp.c b/src/regcomp.c
-index c2c04a4..ff3431f 100644
---- a/src/regcomp.c
-+++ b/src/regcomp.c
-@@ -1307,8 +1307,9 @@ compile_length_bag_node(BagNode* node, regex_t* reg)
- len += tlen;
- }
-
-+ len += SIZE_OP_JUMP + SIZE_OP_ATOMIC_END;
-+
- if (IS_NOT_NULL(Else)) {
-- len += SIZE_OP_JUMP;
- tlen = compile_length_tree(Else, reg);
- if (tlen < 0) return tlen;
- len += tlen;
-@@ -1455,7 +1456,7 @@ compile_bag_node(BagNode* node, regex_t* reg, ScanEnv* env)
-
- case BAG_IF_ELSE:
- {
-- int cond_len, then_len, jump_len;
-+ int cond_len, then_len, else_len, jump_len;
- Node* cond = NODE_BAG_BODY(node);
- Node* Then = node->te.Then;
- Node* Else = node->te.Else;
-@@ -1472,8 +1473,7 @@ compile_bag_node(BagNode* node, regex_t* reg, ScanEnv* env)
- else
- then_len = 0;
-
-- jump_len = cond_len + then_len + SIZE_OP_ATOMIC_END;
-- if (IS_NOT_NULL(Else)) jump_len += SIZE_OP_JUMP;
-+ jump_len = cond_len + then_len + SIZE_OP_ATOMIC_END + SIZE_OP_JUMP;
-
- r = add_op(reg, OP_PUSH);
- if (r != 0) return r;
-@@ -1490,11 +1490,20 @@ compile_bag_node(BagNode* node, regex_t* reg, ScanEnv* env)
- }
-
- if (IS_NOT_NULL(Else)) {
-- int else_len = compile_length_tree(Else, reg);
-- r = add_op(reg, OP_JUMP);
-- if (r != 0) return r;
-- COP(reg)->jump.addr = else_len + SIZE_INC_OP;
-+ else_len = compile_length_tree(Else, reg);
-+ if (else_len < 0) return else_len;
-+ }
-+ else
-+ else_len = 0;
-
-+ r = add_op(reg, OP_JUMP);
-+ if (r != 0) return r;
-+ COP(reg)->jump.addr = SIZE_OP_ATOMIC_END + else_len + SIZE_INC_OP;
-+
-+ r = add_op(reg, OP_ATOMIC_END);
-+ if (r != 0) return r;
-+
-+ if (IS_NOT_NULL(Else)) {
- r = compile_tree(Else, reg, env);
- }
- }
---
-2.21.0
-