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
|
#source: tlsnopic1.s
#source: tlsnopic2.s
#as: --32
#ld: -shared -melf_i386
#objdump: -drj.text
#target: i?86-*-*
.*: +file format elf32-i386
Disassembly of section .text:
0+1000 <fn3>:
1000: 55[ ]+push %ebp
1001: 89 e5[ ]+mov %esp,%ebp
# @indntpoff IE against global var
1003: 65 a1 00 00 00 00[ ]+mov %gs:0x0,%eax
1009: 90[ ]+nop *
100a: 90[ ]+nop *
100b: 03 05 88 20 00 00[ ]+add 0x2088,%eax
# ->R_386_TLS_TPOFF sg1
1011: 90[ ]+nop *
1012: 90[ ]+nop *
1013: 90[ ]+nop *
1014: 90[ ]+nop *
# @indntpoff direct %gs access IE against global var
1015: 8b 15 8c 20 00 00[ ]+mov 0x208c,%edx
# ->R_386_TLS_TPOFF sg2
101b: 90[ ]+nop *
101c: 90[ ]+nop *
101d: 65 8b 02[ ]+mov %gs:\(%edx\),%eax
1020: 90[ ]+nop *
1021: 90[ ]+nop *
1022: 90[ ]+nop *
1023: 90[ ]+nop *
# @indntpoff IE against hidden var
1024: 65 a1 00 00 00 00[ ]+mov %gs:0x0,%eax
102a: 90[ ]+nop *
102b: 90[ ]+nop *
102c: 03 05 90 20 00 00[ ]+add 0x2090,%eax
# ->R_386_TLS_TPOFF [0x14000000]
1032: 90[ ]+nop *
1033: 90[ ]+nop *
1034: 90[ ]+nop *
1035: 90[ ]+nop *
# @indntpoff direct %gs access IE against hidden var
1036: 8b 15 94 20 00 00[ ]+mov 0x2094,%edx
# ->R_386_TLS_TPOFF [0x18000000]
103c: 90[ ]+nop *
103d: 90[ ]+nop *
103e: 65 8b 02[ ]+mov %gs:\(%edx\),%eax
1041: 90[ ]+nop *
1042: 90[ ]+nop *
1043: 90[ ]+nop *
1044: 90[ ]+nop *
# @indntpoff IE against local var
1045: 65 a1 00 00 00 00[ ]+mov %gs:0x0,%eax
104b: 90[ ]+nop *
104c: 90[ ]+nop *
104d: 03 05 80 20 00 00[ ]+add 0x2080,%eax
# ->R_386_TLS_TPOFF [0x00000000]
1053: 90[ ]+nop *
1054: 90[ ]+nop *
1055: 90[ ]+nop *
1056: 90[ ]+nop *
# @indntpoff direct %gs access IE against local var
1057: 8b 15 84 20 00 00[ ]+mov 0x2084,%edx
# ->R_386_TLS_TPOFF [0x04000000]
105d: 90[ ]+nop *
105e: 90[ ]+nop *
105f: 65 8b 02[ ]+mov %gs:\(%edx\),%eax
1062: 90[ ]+nop *
1063: 90[ ]+nop *
1064: 90[ ]+nop *
1065: 90[ ]+nop *
# LE @tpoff, global var
1066: ba fd ff ff ff[ ]+mov \$0xfffffffd,%edx
# R_386_TLS_TPOFF32 sg3
106b: 90[ ]+nop *
106c: 90[ ]+nop *
106d: 65 a1 00 00 00 00[ ]+mov %gs:0x0,%eax
1073: 90[ ]+nop *
1074: 90[ ]+nop *
1075: 29 d0[ ]+sub %edx,%eax
1077: 90[ ]+nop *
1078: 90[ ]+nop *
1079: 90[ ]+nop *
107a: 90[ ]+nop *
# LE @tpoff, local var
107b: b8 f7 ff ff ff[ ]+mov \$0xfffffff7,%eax
# R_386_TLS_TPOFF32
1080: 90[ ]+nop *
1081: 90[ ]+nop *
1082: 65 8b 15 00 00 00 00 mov %gs:0x0,%edx
1089: 90[ ]+nop *
108a: 90[ ]+nop *
108b: 29 c2[ ]+sub %eax,%edx
108d: 90[ ]+nop *
108e: 90[ ]+nop *
108f: 90[ ]+nop *
1090: 90[ ]+nop *
# LE @ntpoff, global var
1091: 65 a1 00 00 00 00[ ]+mov %gs:0x0,%eax
1097: 90[ ]+nop *
1098: 90[ ]+nop *
1099: 8d 90 02 00 00 00[ ]+lea 0x2\(%eax\),%edx
# R_386_TLS_TPOFF sg4
109f: 90[ ]+nop *
10a0: 90[ ]+nop *
10a1: 90[ ]+nop *
10a2: 90[ ]+nop *
# LE @ntpoff, hidden var, non-canonical sequence
10a3: b8 1c 00 00 00[ ]+mov \$0x1c,%eax
# R_386_TLS_TPOFF
10a8: 90[ ]+nop *
10a9: 90[ ]+nop *
10aa: 65 8b 15 00 00 00 00 mov %gs:0x0,%edx
10b1: 90[ ]+nop *
10b2: 90[ ]+nop *
10b3: 01 c2[ ]+add %eax,%edx
10b5: 90[ ]+nop *
10b6: 90[ ]+nop *
10b7: 90[ ]+nop *
10b8: 90[ ]+nop *
# LE @ntpoff, local var, non-canonical sequence
10b9: 65 8b 15 00 00 00 00 mov %gs:0x0,%edx
10c0: 90[ ]+nop *
10c1: 90[ ]+nop *
10c2: 81 c2 0d 00 00 00[ ]+add \$0xd,%edx
# R_386_TLS_TPOFF
10c8: 90[ ]+nop *
10c9: 90[ ]+nop *
10ca: 90[ ]+nop *
10cb: 90[ ]+nop *
# Direct %gs access
# LE @ntpoff, global var
10cc: 65 a1 00 00 00 00[ ]+mov %gs:0x0,%eax
# R_386_TLS_TPOFF sg5
10d2: 90[ ]+nop *
10d3: 90[ ]+nop *
10d4: 90[ ]+nop *
10d5: 90[ ]+nop *
# LE @ntpoff, local var
10d6: 65 8b 15 13 00 00 00 mov %gs:0x13,%edx
# R_386_TLS_TPOFF
10dd: 90[ ]+nop *
10de: 90[ ]+nop *
10df: 90[ ]+nop *
10e0: 90[ ]+nop *
# LE @ntpoff, hidden var
10e1: 65 8b 15 21 00 00 00 mov %gs:0x21,%edx
# R_386_TLS_TPOFF
10e8: 90[ ]+nop *
10e9: 90[ ]+nop *
10ea: 90[ ]+nop *
10eb: 90[ ]+nop *
10ec: 8b 5d fc[ ]+mov 0xfffffffc\(%ebp\),%ebx
10ef: c9[ ]+leave *
10f0: c3[ ]+ret *
10f1: 90[ ]+nop *
10f2: 90[ ]+nop *
10f3: 90[ ]+nop *
|
