Blogging All About BSD

Day: August 20, 2019

deadsimple BSD Security Advisories and Announcements www.bsdsec.net

[FreeBSD-Announce] FreeBSD Security Advisory FreeBSD-SA-19:24.mqueuefs

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FreeBSD-SA-19:24.mqueuefs Security Advisory
The FreeBSD Project

Topic: Reference count overflow in mqueue filesystem 32-bit compat

Category: core
Module: kernel
Announced: 2019-08-20
Credits: Karsten König, Secfault Security
Affects: All supported versions of FreeBSD.
Corrected: 2019-08-20 17:45:22 UTC (stable/12, 12.0-STABLE)
2019-08-20 17:51:32 UTC (releng/12.0, 12.0-RELEASE-p10)
2019-08-20 17:46:22 UTC (stable/11, 11.3-STABLE)
2019-08-20 17:51:32 UTC (releng/11.3, 11.3-RELEASE-p3)

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deadsimple BSD Security Advisories and Announcements www.bsdsec.net

[FreeBSD-Announce] FreeBSD Security Advisory FreeBSD-SA-19:23.midi

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FreeBSD-SA-19:23.midi Security Advisory
The FreeBSD Project

Topic: kernel memory disclosure from /dev/midistat

Category: core
Module: sound
Announced: 2019-08-20
Credits: Peter Holm, Mark Johnston
Affects: All supported versions of FreeBSD.
Corrected: 2019-08-20 17:53:16 UTC (stable/12, 12.0-STABLE)
2019-08-20 17:50:33 UTC (releng/12.0, 12.0-RELEASE-p10)
2019-08-20 17:54:18 UTC (stable/11, 11.3-STABLE)
2019-08-20 17:50:33 UTC (releng/11.3, 11.3-RELEASE-p3)
2019-08-20 17:50:33 UTC

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deadsimple BSD Security Advisories and Announcements www.bsdsec.net

[FreeBSD-Announce] FreeBSD Security Advisory FreeBSD-SA-19:22.mbuf

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FreeBSD-SA-19:22.mbuf Security Advisory
The FreeBSD Project

Topic: IPv6 remote Denial-of-Service

Category: kernel
Module: net
Announced: 2019-08-20
Credits: Clement Lecigne
Affects: All supported versions of FreeBSD.
Corrected: 2019-08-10 00:01:25 UTC (stable/12, 12.0-STABLE)
2019-08-20 17:49:33 UTC (releng/12.0, 12.0-RELEASE-p10)
2019-08-10 00:02:45 UTC (stable/11, 11.3-STABLE)
2019-08-20 17:49:33 UTC (releng/11.3, 11.3-RELEASE-p3)
2019-08-20 17:49:33 UTC (releng/11.2, 11.2-RELEASE-p14)
CVE Name:

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deadsimple BSD Security Advisories and Announcements www.bsdsec.net

[FreeBSD-Announce] FreeBSD Errata Notice FreeBSD-EN-19:17.ipfw

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FreeBSD-EN-19:17.ipfw Errata Notice
The FreeBSD Project

Topic: ipfw(8) jail keyword broken prior to jail startup

Category: core
Module: ipfw
Announced: 2019-08-20
Affects: FreeBSD 11.3
Corrected: 2019-08-15 17:40:48 UTC (stable/12, 12.0-STABLE)
2019-08-15 17:40:48 UTC (stable/11, 11.3-STABLE)
2019-08-20 17:46:40 UTC (releng/11.3, 11.3-RELEASE-p3)

Note that this issue was introduced after the FreeBSD 11.2 and 12.0 releases.

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deadsimple BSD Security Advisories and Announcements www.bsdsec.net

[FreeBSD-Announce] FreeBSD Errata Notice FreeBSD-EN-19:16.bhyve

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FreeBSD-EN-19:16.bhyve Errata Notice
The FreeBSD Project

Topic: Bhyve instruction emulation improvements (opcode 03H and F7H)

Category: core
Module: bhyve
Announced: 2019-08-20
Credits: John Baldwin, Jason Tubnor
Affects: All supported versions of FreeBSD.
Corrected: 2019-07-07 17:30:23 UTC (stable/12, 12.0-STABLE)
2019-08-20 17:45:44 UTC (releng/12.0, 12.0-RELEASE-p10)
2019-07-07 17:31:13 UTC (stable/11, 11.3-STABLE)
2019-08-20 17:45:44 UTC (releng/11.3, 11.3-RELEASE-p3)

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Uncategorized

AM4 fix, Corsair fix

If you have an AM4 motherboard and also can’t EFI boot DragonFly on it, this recent change may fix that for you.
Also, if you are using a Corsair keyboard, this commit may be useful to you.