Year: 2020

Lazy Reading for 2020/03/29

Accidental open source ideas or maybe history this week.  That might be too easy a category to fit into. Panel Syndicate, online comics.  (via Warren Ellis) Mastermind at 50.  And its impact on early computers.  (via) Opensource.builders.  Alternate apps.  (via) Awesome-Selfhosted: “A list of Free Software web applications which can be hosted locally”.  (via) Text-Based …

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jails and loopback IPs

Jails on DragonFly can now route to loopback addresses (i.e. 127.0.0.1).  Because of this, they can work like shared IPs and the jail can connect to the host. I think this means that you no longer have to bind jail services to specific IPs as you did previously.  Don’t quote me on that; I’ve run …

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Optimizing memory operations

On EFNet #dragonflybsd, Matthew Dillon and ‘mjg’ have been discussing various way to optimize for bulk builds.  A recent update from mjg for different memory functions shaved 1.7% off bulk build time – significant, when you are talkin…

Lazy Reading for 2020/03/22

Random this week, but that’s not so different than usual. Bach’s prelude in C major written in sed.  (via) Kill the Newsletter!, newsletter to RSS converter.  (via) 100+ legal, free literature download sites. Katherine Cox-Buday Uses This.  Someone who thinks hard about their setup. ARM-ed Mac: Not Again Or For Real This Time?  Written by …

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BSD Now 342: Layout the DVA

For once, I couldn’t figure out what the name of this week’s BSD Now episode referenced.   It’s Data Virtual Address, in ZFS, which gets covered in the show.  There’s a specific bit about Go and OpenBSD that I haven’t seen…

[FreeBSD-Announce] FreeBSD Security Advisory FreeBSD-SA-20:09.ntp

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FreeBSD-SA-20:09.ntp Security Advisory
The FreeBSD Project

Topic: Multiple denial of service in ntpd

Category: contrib
Module: ntp
Announced: 2020-03-19
Credits: Philippe Antoine and Miroslav Lichvar
Affects: All supported versions of FreeBSD.
Corrected: 2020-03-04 23:54:13 UTC (stable/12, 12.1-STABLE)
2020-03-19 16:52:41 UTC (releng/12.1, 12.1-RELEASE-p3)
2020-03-05 00:18:09 UTC (stable/11, 11.3-STABLE)
2020-03-19 16:52:41 UTC (releng/11.3, 11.3-RELEASE-p7)

For

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[FreeBSD-Announce] FreeBSD Security Advisory FreeBSD-SA-20:07.epair

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FreeBSD-SA-20:07.epair Security Advisory
The FreeBSD Project

Topic: Incorrect user-controlled pointer use in epair

Category: core
Module: kernel
Announced: 2020-03-19
Credits: Ilja van Sprundel
Affects: All supported versions of FreeBSD.
Corrected: 2020-02-04 04:29:54 UTC (stable/12, 12.1-STABLE)
2020-03-19 16:50:36 UTC (releng/12.1, 12.1-RELEASE-p3)
2020-02-04 04:29:53 UTC (stable/11, 11.3-STABLE)
2020-03-19 16:50:36 UTC (releng/11.3, 11.3-RELEASE-p7)
CVE Name: CVE-2020-7452

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[FreeBSD-Announce] FreeBSD Security Advisory FreeBSD-SA-20:08.jail

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FreeBSD-SA-20:08.jail Security Advisory
The FreeBSD Project

Topic: Kernel memory disclosure with nested jails

Category: core
Module: kern
Announced: 2020-03-19
Credits: Hans Christian Woithe
Affects: All supported versions of FreeBSD.
Corrected: 2020-03-16 21:12:46 UTC (stable/12, 12.1-STABLE)
2020-03-19 16:51:33 UTC (releng/12.1, 12.1-RELEASE-p3)
2020-03-16 21:12:32 UTC (stable/11, 11.3-STABLE)
2020-03-19 16:51:33 UTC (releng/11.3, 11.3-RELEASE-p7)
CVE Name: CVE-2020-7453

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[FreeBSD-Announce] FreeBSD Errata Notice FreeBSD-EN-20:06.ipv6

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FreeBSD-EN-20:06.ipv6 Errata Notice
The FreeBSD Project

Topic: Incorrect checksum calculations with IPv6 extension headers

Category: core
Module: netinet6
Announced: 2020-03-19
Credits: Francis Dupont
Affects: All supported versions of FreeBSD.
Corrected: 2020-03-02 22:54:32 UTC (stable/12, 12.1-STABLE)
2020-03-19 16:43:37 UTC (releng/12.1, 12.1-RELEASE-p3)
2020-03-03 08:24:09 UTC (stable/11, 11.3-STABLE)
2020-03-19 16:43:37 UTC (releng/11.3, 11.3-RELEASE-p7)

For general information

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[FreeBSD-Announce] FreeBSD Security Advisory FreeBSD-SA-20:05.if_oce_ioctl

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FreeBSD-SA-20:05.if_oce_ioctl Security Advisory
The FreeBSD Project

Topic: Insufficient oce(4) ioctl(2) privilege checking

Category: core
Module: oce(4)
Announced: 2020-03-19
Credits: Ilja Van Sprundel
Affects: All supported versions of FreeBSD.
Corrected: 2019-12-26 16:56:42 UTC (stable/12, 12.1-STABLE)
2020-03-19 16:48:29 UTC (releng/12.1, 12.1-RELEASE-p3)
2019-12-26 16:58:11 UTC (stable/11, 11.3-STABLE)
2020-03-19 16:48:29 UTC (releng/11.3, 11.3-RELEASE-p7)
CVE Name: CVE-2019-15876

For

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