linux-kernel - [PATCH] bugfix: was Re: [ linus-git ] prctl(PR_SET_KEEPCAPS, ...) is broken for some configs, e.g. CONFIG_SECURITY

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 linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <484E0280.2050305@kernel.org>
Date:	Mon, 09 Jun 2008 21:26:40 -0700
From:	"Andrew G. Morgan" <morgan@...nel.org>
To:	"Serge E. Hallyn" <serue@...ibm.com>
CC:	Andrew Morton <akpm@...ux-foundation.org>,
	Dmitry Adamushko <dmitry.adamushko@...il.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	linux-kernel <linux-kernel@...r.kernel.org>
Subject: [PATCH] bugfix: was Re: [ linus-git ] prctl(PR_SET_KEEPCAPS, ...)
 is broken for some	configs, e.g. CONFIG_SECURITY_SELINUX

-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1

I agree. Short term, here is a patch to add dummy support for KEEPCAPS.

Cheers

Andrew

Serge E. Hallyn wrote:
|>> I fear that nothing will happen, and we'll end up wasting a lot of
|> peoples' time sending hey-why-did-my-dhcp-break reports.
|
| If we decide to get rid of dummy long-term, then it's far less
| distasteful to have it lie and claim the keepcaps worked in the
| meantime.
|
| So for 2.6.26 we could have dummy lie, then plan to make capabilities
| the default for 2.6.27?
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.2.6 (GNU/Linux)

iD8DBQFITgKA+bHCR3gb8jsRAiQYAJ47VnlBq2GSvLQv40tymjybLhNAtQCgya8G
YZQN/5w1uq+X2MYv1x4T4D4=
=NhwX
-----END PGP SIGNATURE-----

View attachment "dummy-prctl.patch" of type "text/plain" (1559 bytes)