ESB-2018.3665 - [Debian] squid3: Denial of service - Remote/unauthenticated 2018-11-27

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             AUSCERT External Security Bulletin Redistribution

                               ESB-2018.3665
                    [DLA 1596-1] squid3 security update
                             27 November 2018

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        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           squid3
Publisher:         Debian
Operating System:  Debian GNU/Linux 8
Impact/Access:     Denial of Service -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2018-19132  

Reference:         ESB-2018.3592
                   ESB-2018.3581

Original Bulletin: 
   https://lists.debian.org/debian-lts-announce/2018/11/msg00032.html

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Package        : squid3
Version        : 3.4.8-6+deb8u6
CVE ID         : CVE-2018-19132
Debian Bug     : 912294


It was discovered that there can be a denial of service (DoS)
vulnerability in squid3 due to a memory leak in SNMP query rejection
code when SNMP is enabled. In environments where per-process memory
restrictions are not enforced strictly, a remote attacker to consume
all memory available to the Squid process, causing it to crash.

For Debian 8 "Jessie", this problem has been fixed in version
3.4.8-6+deb8u6.

We recommend that you upgrade your squid3 packages.

Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS
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