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From 453e7a7a03a2cec749abd3878a48e728c515cca7 Mon Sep 17 00:00:00 2001
From: Daniel Stenberg <daniel@haxx.se>
Date: Tue, 1 Aug 2017 17:16:07 +0200
Subject: [PATCH] glob: do not continue parsing after a strtoul() overflow
range
Added test 1289 to verify.
CVE: CVE-2017-1000101
Bug: https://curl.haxx.se/docs/adv_20170809A.html
Reported-by: Brian Carpenter
Upstream-Status: Backport
https://github.com/curl/curl/commit/453e7a7a03a2cec749abd3878a48e728c515cca7
Rebase the tests/data/Makefile.inc changes for curl 7.54.1.
Signed-off-by: Wenzong Fan <wenzong.fan@windriver.com>
---
src/tool_urlglob.c | 5 ++++-
tests/data/Makefile.inc | 2 +-
tests/data/test1289 | 35 +++++++++++++++++++++++++++++++++++
3 files changed, 40 insertions(+), 2 deletions(-)
create mode 100644 tests/data/test1289
diff --git a/src/tool_urlglob.c b/src/tool_urlglob.c
index 6b1ece0..d56dcd9 100644
--- a/src/tool_urlglob.c
+++ b/src/tool_urlglob.c
@@ -273,7 +273,10 @@ static CURLcode glob_range(URLGlob *glob, char **patternp,
}
errno = 0;
max_n = strtoul(pattern, &endp, 10);
- if(errno || (*endp == ':')) {
+ if(errno)
+ /* overflow */
+ endp = NULL;
+ else if(*endp == ':') {
pattern = endp+1;
errno = 0;
step_n = strtoul(pattern, &endp, 10);
diff --git a/tests/data/Makefile.inc b/tests/data/Makefile.inc
index 155320a..7adbee6 100644
--- a/tests/data/Makefile.inc
+++ b/tests/data/Makefile.inc
@@ -132,7 +132,7 @@ test1252 test1253 test1254 test1255 test1256 test1257 test1258 test1259 \
test1260 test1261 test1262 \
\
test1280 test1281 test1282 test1283 test1284 test1285 test1286 test1287 \
-test1288 \
+test1288 test1289 \
\
test1300 test1301 test1302 test1303 test1304 test1305 test1306 test1307 \
test1308 test1309 test1310 test1311 test1312 test1313 test1314 test1315 \
diff --git a/tests/data/test1289 b/tests/data/test1289
new file mode 100644
index 0000000..d679cc0
--- /dev/null
+++ b/tests/data/test1289
@@ -0,0 +1,35 @@
+<testcase>
+<info>
+<keywords>
+HTTP
+HTTP GET
+globbing
+</keywords>
+</info>
+
+#
+# Server-side
+<reply>
+</reply>
+
+# Client-side
+<client>
+<server>
+http
+</server>
+<name>
+globbing with overflow and bad syntxx
+</name>
+<command>
+http://ur%20[0-60000000000000000000
+</command>
+</client>
+
+# Verify data after the test has been "shot"
+<verify>
+# curl: (3) [globbing] bad range in column
+<errorcode>
+3
+</errorcode>
+</verify>
+</testcase>
--
2.11.0
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