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Sigurnosni nedostatak programskog paketa c-ares

  • Detalji os-a: WN7
  • Važnost: IMP
  • Operativni sustavi: L
  • Kategorije: LUB

==========================================================================
Ubuntu Security Notice USN-3395-1
August 17, 2017

c-ares vulnerability
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

– Ubuntu 17.04
– Ubuntu 16.04 LTS
– Ubuntu 14.04 LTS

Summary:

c-ares could be made to crash if it received specially crafted network
traffic.

Software Description:
– c-ares: library for asynchronous name resolution

Details:

It was discovered that c-ares incorrectly handled certain NAPTR responses.
A remote attacker could possibly use this issue to cause applications using
c-ares to crash, resulting in a denial of service.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 17.04:
libc-ares2 1.12.0-1ubuntu0.1

Ubuntu 16.04 LTS:
libc-ares2 1.10.0-3ubuntu0.2

Ubuntu 14.04 LTS:
libc-ares2 1.10.0-2ubuntu0.2

In general, a standard system update will make all the necessary changes.

References:
https://www.ubuntu.com/usn/usn-3395-1
CVE-2017-1000381

Package Information:
https://launchpad.net/ubuntu/+source/c-ares/1.12.0-1ubuntu0.1
https://launchpad.net/ubuntu/+source/c-ares/1.10.0-3ubuntu0.2
https://launchpad.net/ubuntu/+source/c-ares/1.10.0-2ubuntu0.2

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AutorVlatka Misic
Cert idNCERT-REF-2017-08-0141-ADV
CveCERT-CVE-DUMMY
ID izvornikaCERT-ORIGID-DUMMY
ProizvodCERT-DUMMY-PRODUCT
Izvorhttp://www.adobe.com/
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