diff options
| -rw-r--r-- | meta/recipes-extended/wget/wget/CVE-2024-10524.patch | 197 | ||||
| -rw-r--r-- | meta/recipes-extended/wget/wget_1.21.4.bb | 1 |
2 files changed, 198 insertions, 0 deletions
diff --git a/meta/recipes-extended/wget/wget/CVE-2024-10524.patch b/meta/recipes-extended/wget/wget/CVE-2024-10524.patch new file mode 100644 index 0000000000..21f990ee73 --- /dev/null +++ b/meta/recipes-extended/wget/wget/CVE-2024-10524.patch | |||
| @@ -0,0 +1,197 @@ | |||
| 1 | From c419542d956a2607bbce5df64b9d378a8588d778 Mon Sep 17 00:00:00 2001 | ||
| 2 | From: Tim Rühsen <tim.ruehsen@gmx.de> | ||
| 3 | Date: Sun, 27 Oct 2024 19:53:14 +0100 | ||
| 4 | Subject: [PATCH] Fix CVE-2024-10524 (drop support for shorthand URLs) | ||
| 5 | |||
| 6 | * doc/wget.texi: Add documentation for removed support for shorthand URLs. | ||
| 7 | * src/html-url.c (src/html-url.c): Call maybe_prepend_scheme. | ||
| 8 | * src/main.c (main): Likewise. | ||
| 9 | * src/retr.c (getproxy): Likewise. | ||
| 10 | * src/url.c: Rename definition of rewrite_shorthand_url to maybe_prepend_scheme, | ||
| 11 | add new function is_valid_port. | ||
| 12 | * src/url.h: Rename declaration of rewrite_shorthand_url to maybe_prepend_scheme. | ||
| 13 | |||
| 14 | Reported-by: Goni Golan <gonig@jfrog.com> | ||
| 15 | |||
| 16 | CVE: CVE-2024-10524 | ||
| 17 | |||
| 18 | Upstream-Status: Backport [https://git.savannah.gnu.org/cgit/wget.git/commit/?id=c419542d956a2607bbce5df64b9d378a8588d778] | ||
| 19 | |||
| 20 | Signed-off-by: Divya Chellam <divya.chellam@windriver.com> | ||
| 21 | --- | ||
| 22 | doc/wget.texi | 12 ++++------- | ||
| 23 | src/html-url.c | 2 +- | ||
| 24 | src/main.c | 2 +- | ||
| 25 | src/retr.c | 2 +- | ||
| 26 | src/url.c | 57 ++++++++++++++++---------------------------------- | ||
| 27 | src/url.h | 2 +- | ||
| 28 | 6 files changed, 26 insertions(+), 51 deletions(-) | ||
| 29 | |||
| 30 | diff --git a/doc/wget.texi b/doc/wget.texi | ||
| 31 | index 3c24de2..503a03d 100644 | ||
| 32 | --- a/doc/wget.texi | ||
| 33 | +++ b/doc/wget.texi | ||
| 34 | @@ -314,8 +314,8 @@ for text files. Here is an example: | ||
| 35 | ftp://host/directory/file;type=a | ||
| 36 | @end example | ||
| 37 | |||
| 38 | -Two alternative variants of @sc{url} specification are also supported, | ||
| 39 | -because of historical (hysterical?) reasons and their widespreaded use. | ||
| 40 | +The two alternative variants of @sc{url} specifications are no longer | ||
| 41 | +supported because of security considerations: | ||
| 42 | |||
| 43 | @sc{ftp}-only syntax (supported by @code{NcFTP}): | ||
| 44 | @example | ||
| 45 | @@ -327,12 +327,8 @@ host:/dir/file | ||
| 46 | host[:port]/dir/file | ||
| 47 | @end example | ||
| 48 | |||
| 49 | -These two alternative forms are deprecated, and may cease being | ||
| 50 | -supported in the future. | ||
| 51 | - | ||
| 52 | -If you do not understand the difference between these notations, or do | ||
| 53 | -not know which one to use, just use the plain ordinary format you use | ||
| 54 | -with your favorite browser, like @code{Lynx} or @code{Netscape}. | ||
| 55 | +These two alternative forms have been deprecated long time ago, | ||
| 56 | +and support is removed with version 1.22.0. | ||
| 57 | |||
| 58 | @c man begin OPTIONS | ||
| 59 | |||
| 60 | diff --git a/src/html-url.c b/src/html-url.c | ||
| 61 | index 896d6fc..3deea9c 100644 | ||
| 62 | --- a/src/html-url.c | ||
| 63 | +++ b/src/html-url.c | ||
| 64 | @@ -931,7 +931,7 @@ get_urls_file (const char *file) | ||
| 65 | url_text = merged; | ||
| 66 | } | ||
| 67 | |||
| 68 | - new_url = rewrite_shorthand_url (url_text); | ||
| 69 | + new_url = maybe_prepend_scheme (url_text); | ||
| 70 | if (new_url) | ||
| 71 | { | ||
| 72 | xfree (url_text); | ||
| 73 | diff --git a/src/main.c b/src/main.c | ||
| 74 | index d1c3c3e..f1d7792 100644 | ||
| 75 | --- a/src/main.c | ||
| 76 | +++ b/src/main.c | ||
| 77 | @@ -2126,7 +2126,7 @@ only if outputting to a regular file.\n")); | ||
| 78 | struct iri *iri = iri_new (); | ||
| 79 | struct url *url_parsed; | ||
| 80 | |||
| 81 | - t = rewrite_shorthand_url (argv[optind]); | ||
| 82 | + t = maybe_prepend_scheme (argv[optind]); | ||
| 83 | if (!t) | ||
| 84 | t = argv[optind]; | ||
| 85 | |||
| 86 | diff --git a/src/retr.c b/src/retr.c | ||
| 87 | index 38c9fcf..a124046 100644 | ||
| 88 | --- a/src/retr.c | ||
| 89 | +++ b/src/retr.c | ||
| 90 | @@ -1493,7 +1493,7 @@ getproxy (struct url *u) | ||
| 91 | |||
| 92 | /* Handle shorthands. `rewritten_storage' is a kludge to allow | ||
| 93 | getproxy() to return static storage. */ | ||
| 94 | - rewritten_url = rewrite_shorthand_url (proxy); | ||
| 95 | + rewritten_url = maybe_prepend_scheme (proxy); | ||
| 96 | if (rewritten_url) | ||
| 97 | return rewritten_url; | ||
| 98 | |||
| 99 | diff --git a/src/url.c b/src/url.c | ||
| 100 | index 0acd3f3..6868825 100644 | ||
| 101 | --- a/src/url.c | ||
| 102 | +++ b/src/url.c | ||
| 103 | @@ -594,60 +594,39 @@ parse_credentials (const char *beg, const char *end, char **user, char **passwd) | ||
| 104 | return true; | ||
| 105 | } | ||
| 106 | |||
| 107 | -/* Used by main.c: detect URLs written using the "shorthand" URL forms | ||
| 108 | - originally popularized by Netscape and NcFTP. HTTP shorthands look | ||
| 109 | - like this: | ||
| 110 | - | ||
| 111 | - www.foo.com[:port]/dir/file -> http://www.foo.com[:port]/dir/file | ||
| 112 | - www.foo.com[:port] -> http://www.foo.com[:port] | ||
| 113 | - | ||
| 114 | - FTP shorthands look like this: | ||
| 115 | - | ||
| 116 | - foo.bar.com:dir/file -> ftp://foo.bar.com/dir/file | ||
| 117 | - foo.bar.com:/absdir/file -> ftp://foo.bar.com//absdir/file | ||
| 118 | +static bool is_valid_port(const char *p) | ||
| 119 | +{ | ||
| 120 | + unsigned port = (unsigned) atoi (p); | ||
| 121 | + if (port == 0 || port > 65535) | ||
| 122 | + return false; | ||
| 123 | |||
| 124 | - If the URL needs not or cannot be rewritten, return NULL. */ | ||
| 125 | + int digits = strspn (p, "0123456789"); | ||
| 126 | + return digits && (p[digits] == '/' || p[digits] == '\0'); | ||
| 127 | +} | ||
| 128 | |||
| 129 | +/* Prepend "http://" to url if scheme is missing, otherwise return NULL. */ | ||
| 130 | char * | ||
| 131 | -rewrite_shorthand_url (const char *url) | ||
| 132 | +maybe_prepend_scheme (const char *url) | ||
| 133 | { | ||
| 134 | - const char *p; | ||
| 135 | - char *ret; | ||
| 136 | - | ||
| 137 | if (url_scheme (url) != SCHEME_INVALID) | ||
| 138 | return NULL; | ||
| 139 | |||
| 140 | - /* Look for a ':' or '/'. The former signifies NcFTP syntax, the | ||
| 141 | - latter Netscape. */ | ||
| 142 | - p = strpbrk (url, ":/"); | ||
| 143 | + const char *p = strchr (url, ':'); | ||
| 144 | if (p == url) | ||
| 145 | return NULL; | ||
| 146 | |||
| 147 | /* If we're looking at "://", it means the URL uses a scheme we | ||
| 148 | don't support, which may include "https" when compiled without | ||
| 149 | - SSL support. Don't bogusly rewrite such URLs. */ | ||
| 150 | + SSL support. Don't bogusly prepend "http://" to such URLs. */ | ||
| 151 | if (p && p[0] == ':' && p[1] == '/' && p[2] == '/') | ||
| 152 | return NULL; | ||
| 153 | |||
| 154 | - if (p && *p == ':') | ||
| 155 | - { | ||
| 156 | - /* Colon indicates ftp, as in foo.bar.com:path. Check for | ||
| 157 | - special case of http port number ("localhost:10000"). */ | ||
| 158 | - int digits = strspn (p + 1, "0123456789"); | ||
| 159 | - if (digits && (p[1 + digits] == '/' || p[1 + digits] == '\0')) | ||
| 160 | - goto http; | ||
| 161 | - | ||
| 162 | - /* Turn "foo.bar.com:path" to "ftp://foo.bar.com/path". */ | ||
| 163 | - if ((ret = aprintf ("ftp://%s", url)) != NULL) | ||
| 164 | - ret[6 + (p - url)] = '/'; | ||
| 165 | - } | ||
| 166 | - else | ||
| 167 | - { | ||
| 168 | - http: | ||
| 169 | - /* Just prepend "http://" to URL. */ | ||
| 170 | - ret = aprintf ("http://%s", url); | ||
| 171 | - } | ||
| 172 | - return ret; | ||
| 173 | + if (p && p[0] == ':' && !is_valid_port (p + 1)) | ||
| 174 | + return NULL; | ||
| 175 | + | ||
| 176 | + | ||
| 177 | + fprintf(stderr, "Prepended http:// to '%s'\n", url); | ||
| 178 | + return aprintf ("http://%s", url); | ||
| 179 | } | ||
| 180 | |||
| 181 | static void split_path (const char *, char **, char **); | ||
| 182 | diff --git a/src/url.h b/src/url.h | ||
| 183 | index fb9da33..5f99b0a 100644 | ||
| 184 | --- a/src/url.h | ||
| 185 | +++ b/src/url.h | ||
| 186 | @@ -128,7 +128,7 @@ char *uri_merge (const char *, const char *); | ||
| 187 | |||
| 188 | int mkalldirs (const char *); | ||
| 189 | |||
| 190 | -char *rewrite_shorthand_url (const char *); | ||
| 191 | +char *maybe_prepend_scheme (const char *); | ||
| 192 | bool schemes_are_similar_p (enum url_scheme a, enum url_scheme b); | ||
| 193 | |||
| 194 | bool are_urls_equal (const char *u1, const char *u2); | ||
| 195 | -- | ||
| 196 | 2.40.0 | ||
| 197 | |||
diff --git a/meta/recipes-extended/wget/wget_1.21.4.bb b/meta/recipes-extended/wget/wget_1.21.4.bb index bc65a8f7c8..b5f50f6c84 100644 --- a/meta/recipes-extended/wget/wget_1.21.4.bb +++ b/meta/recipes-extended/wget/wget_1.21.4.bb | |||
| @@ -1,6 +1,7 @@ | |||
| 1 | SRC_URI = "${GNU_MIRROR}/wget/wget-${PV}.tar.gz \ | 1 | SRC_URI = "${GNU_MIRROR}/wget/wget-${PV}.tar.gz \ |
| 2 | file://0002-improve-reproducibility.patch \ | 2 | file://0002-improve-reproducibility.patch \ |
| 3 | file://CVE-2024-38428.patch \ | 3 | file://CVE-2024-38428.patch \ |
| 4 | file://CVE-2024-10524.patch \ | ||
| 4 | " | 5 | " |
| 5 | 6 | ||
| 6 | SRC_URI[sha256sum] = "81542f5cefb8faacc39bbbc6c82ded80e3e4a88505ae72ea51df27525bcde04c" | 7 | SRC_URI[sha256sum] = "81542f5cefb8faacc39bbbc6c82ded80e3e4a88505ae72ea51df27525bcde04c" |
