On Sun, 2019-10-06 at 19:21 +0200, Greg Kroah-Hartman wrote: > From: Jann Horn <jannh@xxxxxxxxxx> > > commit 3675f052b43ba51b99b85b073c7070e083f3e6fb upstream. [...] > --- a/security/smack/smack_lsm.c > +++ b/security/smack/smack_lsm.c > @@ -949,7 +949,8 @@ static int smack_bprm_set_creds(struct l > > if (rc != 0) > return rc; > - } else if (bprm->unsafe) > + } > + if (bprm->unsafe & ~LSM_UNSAFE_PTRACE) I think this needs to be ~(LSM_UNSAFE_PTRACE | LSM_UNSAFE_PTRACE_CAP) for 4.9 and older branches. Ben. > return -EPERM; > > bsp->smk_task = isp->smk_task; > > -- Ben Hutchings Every program is either trivial or else contains at least one bug
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