diff options
| -rw-r--r-- | meta/recipes-support/curl/curl/CVE-2017-1000254.patch | 138 | ||||
| -rw-r--r-- | meta/recipes-support/curl/curl_7.54.1.bb | 1 |
2 files changed, 139 insertions, 0 deletions
diff --git a/meta/recipes-support/curl/curl/CVE-2017-1000254.patch b/meta/recipes-support/curl/curl/CVE-2017-1000254.patch new file mode 100644 index 0000000000..2b0798b929 --- /dev/null +++ b/meta/recipes-support/curl/curl/CVE-2017-1000254.patch | |||
| @@ -0,0 +1,138 @@ | |||
| 1 | From 1b2eba6f9745c064f7283e0ada8f46df9d9d6e42 Mon Sep 17 00:00:00 2001 | ||
| 2 | From: Li Zhou <li.zhou@windriver.com> | ||
| 3 | Date: Mon, 23 Oct 2017 00:26:50 -0700 | ||
| 4 | Subject: [PATCH] FTP: zero terminate the entry path even on bad input | ||
| 5 | |||
| 6 | ... a single double quote could leave the entry path buffer without a zero | ||
| 7 | terminating byte. CVE-2017-1000254 | ||
| 8 | |||
| 9 | Test 1152 added to verify. | ||
| 10 | |||
| 11 | Reported-by: Max Dymond | ||
| 12 | Bug: https://curl.haxx.se/docs/adv_20171004.html | ||
| 13 | |||
| 14 | Upstream-Status: Backport | ||
| 15 | CVE: CVE-2017-1000254 | ||
| 16 | Signed-off-by: Li Zhou <li.zhou@windriver.com> | ||
| 17 | --- | ||
| 18 | lib/ftp.c | 7 ++++-- | ||
| 19 | tests/data/Makefile.inc | 2 ++ | ||
| 20 | tests/data/test1152 | 61 +++++++++++++++++++++++++++++++++++++++++++++++++ | ||
| 21 | 3 files changed, 68 insertions(+), 2 deletions(-) | ||
| 22 | create mode 100644 tests/data/test1152 | ||
| 23 | |||
| 24 | diff --git a/lib/ftp.c b/lib/ftp.c | ||
| 25 | index 5edec37..493dbf9 100644 | ||
| 26 | --- a/lib/ftp.c | ||
| 27 | +++ b/lib/ftp.c | ||
| 28 | @@ -2826,6 +2826,7 @@ static CURLcode ftp_statemach_act(struct connectdata *conn) | ||
| 29 | const size_t buf_size = data->set.buffer_size; | ||
| 30 | char *dir; | ||
| 31 | char *store; | ||
| 32 | + bool entry_extracted = FALSE; | ||
| 33 | |||
| 34 | dir = malloc(nread + 1); | ||
| 35 | if(!dir) | ||
| 36 | @@ -2857,7 +2858,7 @@ static CURLcode ftp_statemach_act(struct connectdata *conn) | ||
| 37 | } | ||
| 38 | else { | ||
| 39 | /* end of path */ | ||
| 40 | - *store = '\0'; /* zero terminate */ | ||
| 41 | + entry_extracted = TRUE; | ||
| 42 | break; /* get out of this loop */ | ||
| 43 | } | ||
| 44 | } | ||
| 45 | @@ -2866,7 +2867,9 @@ static CURLcode ftp_statemach_act(struct connectdata *conn) | ||
| 46 | store++; | ||
| 47 | ptr++; | ||
| 48 | } | ||
| 49 | - | ||
| 50 | + *store = '\0'; /* zero terminate */ | ||
| 51 | + } | ||
| 52 | + if(entry_extracted) { | ||
| 53 | /* If the path name does not look like an absolute path (i.e.: it | ||
| 54 | does not start with a '/'), we probably need some server-dependent | ||
| 55 | adjustments. For example, this is the case when connecting to | ||
| 56 | diff --git a/tests/data/Makefile.inc b/tests/data/Makefile.inc | ||
| 57 | index 7adbee6..5284654 100644 | ||
| 58 | --- a/tests/data/Makefile.inc | ||
| 59 | +++ b/tests/data/Makefile.inc | ||
| 60 | @@ -121,6 +121,8 @@ test1120 test1121 test1122 test1123 test1124 test1125 test1126 test1127 \ | ||
| 61 | test1128 test1129 test1130 test1131 test1132 test1133 test1134 test1135 \ | ||
| 62 | test1136 test1137 test1138 test1139 test1140 test1141 test1142 test1143 \ | ||
| 63 | test1144 test1145 test1146 \ | ||
| 64 | +test1152 \ | ||
| 65 | +\ | ||
| 66 | test1200 test1201 test1202 test1203 test1204 test1205 test1206 test1207 \ | ||
| 67 | test1208 test1209 test1210 test1211 test1212 test1213 test1214 test1215 \ | ||
| 68 | test1216 test1217 test1218 test1219 \ | ||
| 69 | diff --git a/tests/data/test1152 b/tests/data/test1152 | ||
| 70 | new file mode 100644 | ||
| 71 | index 0000000..aa8c0a7 | ||
| 72 | --- /dev/null | ||
| 73 | +++ b/tests/data/test1152 | ||
| 74 | @@ -0,0 +1,61 @@ | ||
| 75 | +<testcase> | ||
| 76 | +<info> | ||
| 77 | +<keywords> | ||
| 78 | +FTP | ||
| 79 | +PASV | ||
| 80 | +LIST | ||
| 81 | +</keywords> | ||
| 82 | +</info> | ||
| 83 | +# | ||
| 84 | +# Server-side | ||
| 85 | +<reply> | ||
| 86 | +<servercmd> | ||
| 87 | +REPLY PWD 257 "just one | ||
| 88 | +</servercmd> | ||
| 89 | + | ||
| 90 | +# When doing LIST, we get the default list output hard-coded in the test | ||
| 91 | +# FTP server | ||
| 92 | +<data mode="text"> | ||
| 93 | +total 20 | ||
| 94 | +drwxr-xr-x 8 98 98 512 Oct 22 13:06 . | ||
| 95 | +drwxr-xr-x 8 98 98 512 Oct 22 13:06 .. | ||
| 96 | +drwxr-xr-x 2 98 98 512 May 2 1996 curl-releases | ||
| 97 | +-r--r--r-- 1 0 1 35 Jul 16 1996 README | ||
| 98 | +lrwxrwxrwx 1 0 1 7 Dec 9 1999 bin -> usr/bin | ||
| 99 | +dr-xr-xr-x 2 0 1 512 Oct 1 1997 dev | ||
| 100 | +drwxrwxrwx 2 98 98 512 May 29 16:04 download.html | ||
| 101 | +dr-xr-xr-x 2 0 1 512 Nov 30 1995 etc | ||
| 102 | +drwxrwxrwx 2 98 1 512 Oct 30 14:33 pub | ||
| 103 | +dr-xr-xr-x 5 0 1 512 Oct 1 1997 usr | ||
| 104 | +</data> | ||
| 105 | +</reply> | ||
| 106 | + | ||
| 107 | +# | ||
| 108 | +# Client-side | ||
| 109 | +<client> | ||
| 110 | +<server> | ||
| 111 | +ftp | ||
| 112 | +</server> | ||
| 113 | + <name> | ||
| 114 | +FTP with uneven quote in PWD response | ||
| 115 | + </name> | ||
| 116 | + <command> | ||
| 117 | +ftp://%HOSTIP:%FTPPORT/test-1152/ | ||
| 118 | +</command> | ||
| 119 | +</client> | ||
| 120 | + | ||
| 121 | +# | ||
| 122 | +# Verify data after the test has been "shot" | ||
| 123 | +<verify> | ||
| 124 | +<protocol> | ||
| 125 | +USER anonymous | ||
| 126 | +PASS ftp@example.com | ||
| 127 | +PWD | ||
| 128 | +CWD test-1152 | ||
| 129 | +EPSV | ||
| 130 | +TYPE A | ||
| 131 | +LIST | ||
| 132 | +QUIT | ||
| 133 | +</protocol> | ||
| 134 | +</verify> | ||
| 135 | +</testcase> | ||
| 136 | -- | ||
| 137 | 2.11.0 | ||
| 138 | |||
diff --git a/meta/recipes-support/curl/curl_7.54.1.bb b/meta/recipes-support/curl/curl_7.54.1.bb index cf230ed0d4..9870657ca4 100644 --- a/meta/recipes-support/curl/curl_7.54.1.bb +++ b/meta/recipes-support/curl/curl_7.54.1.bb | |||
| @@ -10,6 +10,7 @@ SRC_URI = "http://curl.haxx.se/download/curl-${PV}.tar.bz2 \ | |||
| 10 | file://CVE-2017-1000099.patch \ | 10 | file://CVE-2017-1000099.patch \ |
| 11 | file://CVE-2017-1000100.patch \ | 11 | file://CVE-2017-1000100.patch \ |
| 12 | file://CVE-2017-1000101.patch \ | 12 | file://CVE-2017-1000101.patch \ |
| 13 | file://CVE-2017-1000254.patch \ | ||
| 13 | " | 14 | " |
| 14 | 15 | ||
| 15 | # curl likes to set -g0 in CFLAGS, so we stop it | 16 | # curl likes to set -g0 in CFLAGS, so we stop it |
