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Sicherheit: Denial of Service in Varnish
Aktuelle Meldungen Distributionen
Name: Denial of Service in Varnish
ID: FEDORA-2015-4063
Distribution: Fedora
Plattformen: Fedora 22
Datum: Mo, 23. März 2015, 10:36
Referenzen: https://bugzilla.redhat.com/show_bug.cgi?id=1200034

Originalnachricht

Name        : varnish
Product : Fedora 22
Version : 4.0.3
Release : 3.fc22
URL : http://www.varnish-cache.org/
Summary : High-performance HTTP accelerator
Description :
This is Varnish Cache, a high-performance HTTP accelerator.
Documentation wiki and additional information about Varnish is
available on the following web site: http://www.varnish-cache.org/

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Update Information:

Added an update that fixes a bug trigged by a bogus content-length header.
Under special circumstances, it could crash a varnishd subthread.




New upstream release. A bugfix release.

Highlights from the changelog:
* 26 reported bugs fixed.
* Replaced objects are now expired immediately, instead of kept around until
expiry.
* Memory usage on chunked backend responses is lower

Fore a detailed list of changes, please see the project's announcement at https://www.varnish-cache.org/content/varnish-cache-403
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References:

[ 1 ] Bug #1200034 - varnish: heap-based buffer overflow in backend server
HTTP response parsing
https://bugzilla.redhat.com/show_bug.cgi?id=1200034
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This update can be installed with the "yum" update program. Use
su -c 'yum update varnish' at the command line.
For more information, refer to "Managing Software with yum",
available at http://docs.fedoraproject.org/yum/.

All packages are signed with the Fedora Project GPG key. More details on the
GPG keys used by the Fedora Project can be found at
https://fedoraproject.org/keys
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