Re: 2.4+ptrace exploit fix breaks root's ability to strace

Arjan van de Ven (arjanv@redhat.com)
23 Mar 2003 11:43:53 +0100


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On Sun, 2003-03-23 at 11:31, Lists (lst) wrote:
> On Sat, 22 Mar 2003, Alan Cox wrote:
>=20
> > On Sat, 2003-03-22 at 10:31, Russell King wrote:
> > > Are the authors of the ptrace patch aware that, in addition to closin=
g the
> > > hole, the "fix" also prevents a ptrace-capable task (eg, strace start=
ed by
> > > root) from ptracing user threads?
> >=20
> > Its an unintended side effect, nobody has sent a patch to fix it yet.
>=20
> Hi,
>=20
> mlafon send a patch to the list:

uid =3D=3D 0 is the wrong test

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