Squid: Multiple Denial of Service vulnerabilities

Squid: Multiple Denial of Service vulnerabilities Multiple vulnerabilities have been found in Squid which allow for remote Denial of Service attacks. Squid 2009-03-24 2009-03-24 216319 257585 remote 2.7.6 2.7.6

Squid is a full-featured web proxy cache.

The arrayShrink function in lib/Array.c can cause an array to shrink to 0 entries, which triggers an assert error. NOTE: this issue is due to an incorrect fix for CVE-2007-6239 (CVE-2008-1612).
An invalid version number in a HTTP request may trigger an assertion in HttpMsg.c and HttpStatusLine.c (CVE-2009-0478).

The issues allows for Denial of Service attacks against the service via an HTTP request with an invalid version number and other specially crafted requests.

There is no known workaround at this time.

All Squid users should upgrade to the latest version:


    # emerge --sync
    # emerge --ask --oneshot --verbose ">=net-proxy/squid-2.7.6"

CVE-2007-6239 CVE-2008-1612 CVE-2009-0478 GLSA-200801-05 rbu craig p-y