[FreeBSD-Announce] FreeBSD Errata Notice FreeBSD-EN-18:08.lazyfpu

[George L. Yermulnik]

Hello!

On Wed, 12 Sep 2018 at 05:43:40 (+0000), FreeBSD Errata Notices wrote:

> -----BEGIN PGP SIGNED MESSAGE-----
> Hash: SHA512

> =============================================================================
> FreeBSD-EN-18:08.lazyfpu                                        Errata Notice
>                                                           The FreeBSD Project

> Topic:          LazyFPU remediation causes potential data corruption

> Category:       core
> Module:         kernel
> Announced:      2018-09-12
> Credits:        Gleb Kurtsou
> Affects:        FreeBSD 10.4-STABLE, 11.1 and later.
> Corrected:      2018-07-31 10:18:30 UTC (stable/11, 11.1-STABLE)
>                 2018-09-12 05:08:49 UTC (releng/11.2, 11.2-RELEASE-p3)
>                 2018-09-12 05:08:49 UTC (releng/11.1, 11.1-RELEASE-p14)
>                 2018-08-03 14:12:37 UTC (stable/10, 10.4-STABLE)

[...]

> 3) To update your system via a source code patch:

> The following patches have been verified to apply to the applicable
> FreeBSD release branches.

> a) Download the relevant patch from the location below, and verify the
> detached PGP signature using your PGP utility.

Does the below patches apply to 10.4-STABLE as well?

> [FreeBSD 11.x]
> # fetch https://security.FreeBSD.org/patches/EN-18:08/lazyfpu-11.patch
> # fetch https://security.FreeBSD.org/patches/EN-18:08/lazyfpu-11.patch.asc
> # gpg --verify lazyfpu-11.patch.asc

> b) Apply the patch.  Execute the following commands as root:

> # cd /usr/src
> # patch < /path/to/patch

> c) Recompile your kernel as described in
> <URL:https://www.FreeBSD.org/handbook/kernelconfig.html> and reboot the
> system.

> VI.  Correction details

> The following list contains the correction revision numbers for each
> affected branch.

> Branch/path                                                      Revision
> - -------------------------------------------------------------------------
> stable/10/                                                        r337254
> stable/11/                                                        r336963
> releng/11.1/                                                      r338607
> releng/11.2/                                                      r338607
> - -------------------------------------------------------------------------

[...]

-- 
George L. Yermulnik
[YZ-RIPE]