lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Mon, 8 Oct 2007 20:16:10 +0200 From: François-Frédéric Ozog <ff@...g.com> To: "Andrew Morton" <akpm@...ux-foundation.org> Cc: <bugme-daemon@...zilla.kernel.org>, <netdev@...r.kernel.org> Subject: RE: [Bugme-new] [Bug 9132] New: fcntl GET_OWN reports 0 for sockets instead of PID You are correct, I have tested back to 2.6.18 and the bug is still here. So I don't know when the problem did NOT occur. François-Frédéric -----Message d'origine----- De : Andrew Morton [mailto:akpm@...ux-foundation.org] Envoyé : lundi 8 octobre 2007 19:11 À : François-Frédéric Ozog Cc : bugme-daemon@...zilla.kernel.org; netdev@...r.kernel.org Objet : Re: [Bugme-new] [Bug 9132] New: fcntl GET_OWN reports 0 for sockets instead of PID (please respond via emailed reply-to-all, not vie the bugzilla web interface) On Mon, 8 Oct 2007 09:18:02 -0700 (PDT) bugme-daemon@...zilla.kernel.org wrote: > http://bugzilla.kernel.org/show_bug.cgi?id=9132 > > Summary: fcntl GET_OWN reports 0 for sockets instead of PID > Product: Networking > Version: 2.5 > KernelVersion: 2.6.22 > Platform: All > OS/Version: Linux > Tree: Mainline > Status: NEW > Severity: normal > Priority: P1 > Component: Other > AssignedTo: acme@...stprotocols.net > ReportedBy: ff@...g.com > > > Most recent kernel where this bug did not occur: 2.6.22 > Distribution: Kubuntu > Hardware Environment: VMWare workstation 6 > Software Environment: > Problem Description: calling fcntl with F_GETOWN on a socket gives allways zero > instead of the PID of the socket. The fcntl code is right but the data is zero > in the struct file element. It sounds like pid is not set when the socket is > attached to the fd in sock_attach_fd() of net/socket.c. > > I would add something like this: > > file->f_owner.pid=find_get_pid(task->pid); > file->f_owner.pid_type=PIDTYPE_PID; > > in sock_attach_fd() of net/socket.c > > Steps to reproduce: > > s=socket(...); > pid=fcntl(s, F_GETOWN); > You state that the problem is present in 2.6.22 and also did not occur in 2.6.22. I assume it has always been like this. - To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
Powered by blists - more mailing lists