Full Disclosure mailing list archives

Re: Linux kernel uselib() privilege elevation, corrected


From: Henrik Persson <nix () syndicalist net>
Date: Mon, 10 Jan 2005 03:16:44 +0100

Christian wrote:
Karol Wiesek schrieb:
 > [appelast@nesquik appelast]$ ./ex -l ./lib

[+] SLAB cleanup
   child 1 VMAs 65527

[...]

strange, it does not even compile here:

evil@prinz:~/dev/$ gcc -O2 -fomit-frame-pointer elflbl.c -o elflbl
elflbl_v108.c: In function `scan_mm_start':
elflbl_v108.c:425: error: storage size of `l' isn't known
elflbl_v108.c:425: error: storage size of `l' isn't known
elflbl_v108.c: In function `check_vma_flags':
elflbl_v108.c:545: warning: deprecated use of label at end of compound
statement

In linux 2.6 the modify_ldt_ldt_s structure is renamed to user_desc. Change that on row 425 and it will compile.

--
Henrik Persson
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