1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
|
#!/usr/bin/env python
import bb
def read_available(filename):
"""
Parses the output of bitbake -s
minus the first few lines
"""
f = open(filename)
packages = {}
for line in f:
# str.split can not be used as we have multiple whitespace
first_space = line.find(" ")
package = line[0:first_space]
rest = line[first_space+1:]
pv = rest.strip().split(" ")[0]
packages[package] = pv
return packages
def map_names(str):
"""Map a FreeBSD name to OE"""
maps = {
"libpurple" : "pidgin",
"php4" : "php",
"php5" : "php",
"expat2" : "expat",
"freeciv-gtk" : "freeciv",
"pcre" : "libpcre",
"vim-gnome" : "vim",
"python23" : "python",
"python24" : "python",
"python25" : "python",
"python+ipv6" : "python",
"wget-devel" : "wget",
"xchat2" : "xchat",
"freetype" : "freetype",
"qemu-devel" : "qemu",
"krb5-beta" : "krb5",
"freeciv-gtk2": "freeciv",
"gtk" : "gtk+",
"wget+ipv6" : "wget",
"ja-gd" : "gd",
"openvpn-devel" : "openvpn",
"mpeg123-esound" : "mpeg123",
"mpeg123-nas" : "mpeg123",
"cdrtools-cjk" : "cdrtools",
"apache+mod_ssl+mod_deflate" : "apache2",
"apache+mod_ssl*" : "apache2",
"vim-gtk2" : "vim",
"zh-emacs" : "emacs",
"{ja-,}bugzilla" : "bugzilla",
"zh-tin" : "tin",
"mozilla+ipv6": "mozilla",
"mozilla-embeddded" : "mozilla",
"rar" : "unrar",
"libsndfile" : "libsndfile1",
"sylpheed-gtk2": "sylpheed",
"cdrtools-devel": "cdrtools",
"pine4-ssl": "pine",
"apache" : "apache2",
"ghostscript-gpl" : "gs",
"ghostscript-gnu-nox11" : "gs",
"ghostscript8" : "gs",
"ghostscript-afpl-nox11" : "gs",
"ghostscript-afpl" : "gs",
"isc-dhcp" : "dhcp",
"mplayer-gtk" : "mplayer",
"xerces-c2" : "xerces-c",
"libxml" : "libxml2",
"vim+ruby" : "vim",
"mplayer{,-gtk}{,-esound}" : "mplayer",
"proftpd-devel": "proftpd",
"neon28" : "neon",
"php4-dba" : "php",
"php5-{cgi,cli}" : "php",
}
try:
return maps[str]
except:
return str
def is_not_in_oe(name):
"""Method to reject packages not in OE"""
not_in = [
# packages that we will never have...
"linux-firefox", "fr-linux-netscape", "linux-netscape-{communicator,navigator}",
"linux_base", "ja-netscape7", "{ja,ko}-netscape-{communicator,navigator}-linux", "zhTW-linux-mozillafirebird", "ja-linux-mozillafirebird-gtk1", "el-linux-mozillafirebird", "mozilla-firebird", "netscape7",
"acroread4", "acroread7", "acroread5",
"linux-openmotif", "linux-flock", "linux-jdk", "linux-curl", "linux-png", "linux-firefox-devel",
# packages that we don't have now but maybe will have in
# the future and blacklisting them here might be a problem
"openoffice.org-2-devel", "openoffice.org-2", "it-openoffice", "ca-openoffice","sl-openoffice-SI", "ja-openoffice",
"drupal4", "drupal5", "drupal6", "drupal-pubcookie",
"gpdf",
"nagios",
"kdenetwork", "ja-kdelibs", "kdegraphics", "kdepim", "kdebase4-runtime",
"xemacs-devel", "xemacs-devel-21.5", "xemacs-mule", "zh-xemacs", "zh-xemacs-mule",
"geeklog", "apach13-ssl", "nvidia-driver", "eGroupWare", "varnish", "heimdal",
"bugzilla", "agenda-snow-libs", "mozilla",
]
return name in not_in
class freebsd_info:
"""
Handles an entry like the one below:
vulnerability-test-port>=2000<2010.02.26|http://cvsweb.freebsd.org/ports/security/vulnerability-test-port/|Not vulnerable, just a test port (database: 2010-02-26)
"""
def __init__(self, name, versions, link, kind):
self.name = name
self.versions = versions
self.link = link
@classmethod
def split_versions(self, input):
"""
Split versions by <, >, >=, >=
"""
versions = []
last_pos = 0
# Try to determine <, >, >=, <=
# we will have to carry stuff on to find the
# version..
i = 0
while i < len(input) - 1:
c1 = input[i]
c2 = input[i+1]
if c1 != '<' and c1 != '>' and c1 != '=':
i = i + 1
continue
# is a '=' coming behind it?
next = i + 1
if c2 == '=':
next = next + 1
# submit
if last_pos != 0:
versions.append((next_type, input[last_pos:i]))
# remember stuff
next_type = input[i:next]
last_pos = next
i = next
assert last_pos != 0
versions.append((next_type, input[last_pos:len(input)]))
return versions
def __repr__(self):
return "%s: %s" % (self.name, self.versions)
def create_infos(line):
split = line.split("|")
for i in range(0, len(split[0])):
c = split[0][i]
if c != '<' and c != '=' and c != '>':
continue
name = map_names(split[0][0:i])
versions = freebsd_info.split_versions(split[0][i:])
break
if is_not_in_oe(name):
print "Not in oe %s" % name
return []
link = split[1]
kind = split[2]
return [freebsd_info(name, versions, link, kind)]
def read_auditfile(filename):
"""
Read an uncompressed audit file from freebsd
"""
f = open(filename)
packages = {}
for line in f:
if line.startswith("#"):
continue
infos = create_infos(line)
for info in infos:
try:
packages[info.name].append(info)
except:
packages[info.name] = []
packages[info.name].append(info)
return packages
def strip_oe_version(oe_version):
"""
We need to strip the package epoch... and the PR to compare
it to the FreeBSD versions. Also FreeBSD seems to use _N as
PR so we might need to do more..
"""
split = oe_version.split(':', 1)
ver = split[1]
split = ver.rsplit('-r', 1)
ver = split[0]
return ver
def strip_bsd_version(bsd_version):
"""
FreeBSD is adding ,1 for revisions.. remove that
"""
split = bsd_version.rsplit(',', 1)
split = split[0]
split = split.rsplit('_', 1)
return split[0]
def compare_versions(oe, freebsd, not_known):
def handle_package(oe_name, bsd_name):
if not oe_name in oe:
if oe_name == bsd_name:
print >> not_known, "%s is not in OE" % oe_name
return
oe_version = strip_oe_version(oe[oe_name])
for ver in freebsd[bsd_name]:
affected = True
str = []
for (cmp, vers) in ver.versions:
bsd_ver = strip_bsd_version(vers)
cmp_res = bb.utils.vercmp(('0', oe_version, 'r0'), ('0', bsd_ver, 'r0'))
if cmp == '<':
if cmp_res >= 0:
affected = False
pass
elif cmp == '<=':
if cmp_res > 0:
affected = False
pass
elif cmp == '>':
if cmp_res <= 0:
affected = False
pass
elif cmp == '>=':
if cmp_res < 0:
affected = False
pass
elif cmp == '=':
if cmp_res > 0:
affected = False
else:
print cmp
assert True
str.append("%s %s %s %s" % (oe_name, oe_version, cmp, bsd_ver))
if affected:
print " && ".join(str), ver.link
for package in freebsd.keys():
# handle the various versions of OE packages
handle_package(package, package)
handle_package("%s-native" % package, package)
handle_package("%s-full-native" % package, package)
handle_package("%s-sdk" % package, package)
# read the input data
oe_packages = read_available("available")
freebsd_vuln = read_auditfile("auditfile")
buggy = open("not_in_oe.bugs", "w+")
compare_versions(oe=oe_packages, freebsd=freebsd_vuln, not_known=buggy)
|
