From: Alexey Novikov <shader@yandex.ru> To: ALT Linux Sisyphus discussions <sisyphus@lists.altlinux.org> Subject: Re: [sisyphus] [cyber] I: Sisyphus-20090817 packages: +28 (9313) Date: Mon, 17 Aug 2009 12:02:10 +0400 Message-ID: <20090817080210.GA24088@localhost.localdomain> (raw) In-Reply-To: <20090817065202.GB30489@wo.int.altlinux.org> On Mon, Aug 17, 2009 at 10:52:02AM +0400, Dmitry V. Levin wrote: > On Mon, Aug 17, 2009 at 10:42:17AM +0400, QA Team Robot wrote: > > 28 UPDATED packages > [...] > > startup - The system startup scripts > > * Mon Aug 17 2009 Dmitry V. Levin <ldv@altlinux> 0.9.8.22-alt1 > > - rc.d/init.d/clock, sysconfig/clock: Introduced > > HWCLOCK_SET_TIME_AT_START (closes: #19787). > > - sysctl.conf: Added "vm.mmap_min_addr = 65536". > > Учитывая прошлые и будущие kernel arbitrary code execution due to > controlled null pointer dereference, я решил изменить значение > vm.mmap_min_addr по умолчанию в /etc/sysctl.conf на более безопасное. > Ходят слухи, что какой-то софт не работает в этом режиме, но > достоверных сведений у меня нет. По крайней мере, упоминавшийся > в этой связи wine работает. Но вы на всякий случай имейте в виду. [novikov@novikov ~]$ cat /proc/sys/vm/mmap_min_addr 0 [novikov@novikov ~]$ xdosemu < работает > [novikov@novikov ~]$ sudo sh -c 'echo 65536 >/proc/sys/vm/mmap_min_addr ' [novikov@novikov ~]$ xdosemu LOWRAM mmap: Недопустимый аргумент Ошибка сегментирования [novikov@novikov ~]$ uname -a Linux novikov.localdomain 2.6.27-ovz-smp-alt8 #1 SMP Wed Jul 22 14:39:58 UTC 2009 x86_64 GNU/Linux -- WBR, Alexey Novikov XMPP: alex-novikov@jabber.ru, shader@ya.ru
next prev parent reply other threads:[~2009-08-17 8:02 UTC|newest] Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top 2009-08-17 6:52 ` Dmitry V. Levin 2009-08-17 8:02 ` Alexey Novikov [this message] 2009-08-17 10:07 ` Dmitry V. Levin 2009-08-17 11:10 ` Andrey Rahmatullin 2009-08-17 11:12 ` Dmitry V. Levin 2009-08-17 11:23 ` Led 2009-08-17 14:16 ` Michael Shigorin 2009-08-17 23:13 ` Aleksey Novodvorsky 2009-08-18 13:52 ` Michael Shigorin 2009-08-17 14:16 ` [sisyphus] vm.mmap_min_addr Dmitry V. Levin 2009-08-17 14:18 ` Andrey Rahmatullin 2009-08-17 14:24 ` Dmitry V. Levin 2009-08-17 14:28 ` Andrey Rahmatullin 2009-08-17 14:32 ` Dmitry V. Levin 2009-08-19 6:47 ` [sisyphus] [cyber] I: Sisyphus-20090817 packages: +28 (9313) Kirill A. Shutemov 2009-12-21 23:03 ` Dmitry V. Levin
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