The fix for 2.4 kernels was posted today by Alan Cox: Linux 2.4.20-rc1-ac2 o Ptrace NT flag fix (Andrea Arcangeli) o lcall NT clear fixes (Petr Vandrovec) [...] > -----Original Message----- > From: Christophe Devine writes: > > Yep; the first version of the DoS I posted on bugtraq was > defective and worked only under special conditions (inside > gdb for example). [code snipped] > > At the beginning I thought only kernels <= 2.4.18 were > affected; but it appeared that both kernels 2.4.19 and > 2.4.20-rc1 are vulnerable as well. > > The flaw seems to be related to the kernel's handling of the > nested task (NT) flag inside a lcall7. > > -- > Christophe Devine > _______________________________________________ Full-Disclosure - We believe in it. Charter: http://lists.netsys.com/full-disclosure-charter.html
This archive was generated by hypermail 2b30 : Thu Nov 14 2002 - 12:07:21 PST