Pkg xen devel - Sep 2015 - Bug#800128: xen: CVE-2015-6654: printk is not rate-limited in xenmem_add_to_physmap_one

Source: xen
Version: 4.4.1-9
Severity: normal
Tags: security upstream patch fixed-upstream

Hi,

the following vulnerability was published for xen.

CVE-2015-6654[0]:
| The xenmem_add_to_physmap_one function in arch/arm/mm.c in Xen 4.5.x,
| 4.4.x, and earlier does not limit the number of printk console
| messages when reporting a failure to retrieve a reference on a foreign
| page, which allows remote domains to cause a denial of service by
| leveraging permissions to map the memory of a foreign guest.

If you fix the vulnerability please also make sure to include the
CVE (Common Vulnerabilities & Exposures) id in your changelog entry.

For further information see:

[0] https://security-tracker.debian.org/tracker/CVE-2015-6654
[1] http://xenbits.xen.org/xsa/advisory-141.html

Regards,
Salvatore

Your message dated Wed, 21 Dec 2016 15:58:22 +0000
with message-id <22618.42654.269511.450718 at mariner.uk.xensource.com>
and subject line Bug#800128: Fixed in 4.8 at least
has caused the Debian Bug report #800128,
regarding xen: CVE-2015-6654: printk is not rate-limited in
xenmem_add_to_physmap_one
to be marked as done.

This means that you claim that the problem has been dealt with.
If this is not the case it is now your responsibility to reopen the
Bug report if necessary, and/or fix the problem forthwith.

(NB: If you are a system administrator and have no idea what this
message is talking about, this may indicate a serious mail system
misconfiguration somewhere. Please contact owner at bugs.debian.org
immediately.)


-- 
800128: http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=800128
Debian Bug Tracking System
Contact owner at bugs.debian.org with problems
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Subject: xen: CVE-2015-6654: printk is not rate-limited in
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