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openSUSE:Evergreen:11.1:kernel-2.6.32
glib2
glib2-CVE-2009-3289.patch
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File glib2-CVE-2009-3289.patch of Package glib2
diff --git a/gio/glocalfileinfo.c b/gio/glocalfileinfo.c index 72a59b5..a61cc55 100644 --- a/gio/glocalfileinfo.c +++ b/gio/glocalfileinfo.c @@ -1869,15 +1869,40 @@ get_string (const GFileAttributeValue *value, static gboolean set_unix_mode (char *filename, + GFileQueryInfoFlags flags, const GFileAttributeValue *value, GError **error) { guint32 val; + int res = 0; if (!get_uint32 (value, &val, error)) return FALSE; - - if (g_chmod (filename, val) == -1) + +#ifdef HAVE_SYMLINK + if (flags & G_FILE_QUERY_INFO_NOFOLLOW_SYMLINKS) { +#ifdef HAVE_LCHMOD + res = lchmod (filename, val); +#else + struct stat statbuf; + /* Calling chmod on a symlink changes permissions on the symlink. + * We don't want to do this, so we need to check for a symlink */ + res = g_lstat (filename, &statbuf); + if (res == 0 && S_ISLNK (statbuf.st_mode)) + { + g_set_error_literal (error, G_IO_ERROR, + G_IO_ERROR_NOT_SUPPORTED, + _("Cannot set permissions on symlinks")); + return FALSE; + } + else if (res == 0) + res = g_chmod (filename, val); +#endif + } else +#endif + res = g_chmod (filename, val); + + if (res == -1) { int errsv = errno; @@ -2172,7 +2197,7 @@ _g_local_file_info_set_attribute (char *filename, _g_file_attribute_value_set_from_pointer (&value, type, value_p, FALSE); if (strcmp (attribute, G_FILE_ATTRIBUTE_UNIX_MODE) == 0) - return set_unix_mode (filename, &value, error); + return set_unix_mode (filename, flags, &value, error); #ifdef HAVE_CHOWN else if (strcmp (attribute, G_FILE_ATTRIBUTE_UNIX_UID) == 0) @@ -2316,7 +2341,7 @@ _g_local_file_info_set_attributes (char *filename, value = _g_file_info_get_attribute_value (info, G_FILE_ATTRIBUTE_UNIX_MODE); if (value) { - if (!set_unix_mode (filename, value, error)) + if (!set_unix_mode (filename, flags, value, error)) { value->status = G_FILE_ATTRIBUTE_STATUS_ERROR_SETTING; res = FALSE;
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