Squid Web Proxy Cache arrayShrink() denial of service
| squid-arrayshrink-dos (41586) |
Description:
Squid Web Proxy Cache is vulnerable to a denial of service, caused by an assert error in the arrayShrink() function. An attacker could exploit this vulnerability using unknown attack vectors to crash the application.
Platforms Affected:
- Canonical, Ubuntu 6.06 LTS
- Canonical, Ubuntu 6.10
- Canonical, Ubuntu 7.04
- Canonical, Ubuntu 7.10
- Debian, Debian Linux 4.0
- Gentoo, Linux
- MandrakeSoft, Mandrake Linux 2007.1 X86_64
- MandrakeSoft, Mandrake Linux 2007.1
- MandrakeSoft, Mandrake Linux 2008.0 X86_64
- MandrakeSoft, Mandrake Linux 2008.0
- MandrakeSoft, Mandrake Linux Corporate Server 3.0
- MandrakeSoft, Mandrake Linux Corporate Server 3.0 X86_64
- MandrakeSoft, Mandrake Linux Corporate Server 4.0
- MandrakeSoft, Mandrake Linux Corporate Server 4.0 X86_64
- MandrakeSoft, Mandrake Multi Network Firewall 2.0
- RedHat, Enterprise Linux 2.1 AS
- RedHat, Enterprise Linux 2.1 ES
- RedHat, Enterprise Linux 3 WS
- RedHat, Enterprise Linux 3 ES
- RedHat, Enterprise Linux 3 AS
- RedHat, Enterprise Linux 3 Desktop
- RedHat, Enterprise Linux 4 Desktop
- RedHat, Enterprise Linux 4 WS
- RedHat, Enterprise Linux 4 ES
- RedHat, Enterprise Linux 4 AS
- RedHat, Enterprise Linux 5 Client Workstation
- RedHat, Enterprise Linux 5
- RedHat, Linux Advanced Workstation 2.1 Itanium
- Squid-Cache, Squid 2.6.STABLE1
- Squid-Cache, Squid 2.6.STABLE10
- Squid-Cache, Squid 2.6.STABLE11
- Squid-Cache, Squid 2.6.STABLE12
- Squid-Cache, Squid 2.6.STABLE13
- Squid-Cache, Squid 2.6.STABLE14
- Squid-Cache, Squid 2.6.STABLE15
- Squid-Cache, Squid 2.6.STABLE16
- Squid-Cache, Squid 2.6.STABLE17
- Squid-Cache, Squid 2.6.STABLE2
- Squid-Cache, Squid 2.6.STABLE3
- Squid-Cache, Squid 2.6.STABLE4
- Squid-Cache, Squid 2.6.STABLE5
- Squid-Cache, Squid 2.6.STABLE6
- Squid-Cache, Squid 2.6.STABLE7
- Squid-Cache, Squid 2.6.STABLE8
- Squid-Cache, Squid 2.6.STABLE9
- Squid-Cache, Squid 3.0.PRE1
- Squid-Cache, Squid 3.0.PRE2
- Squid-Cache, Squid 3.0.PRE3
- Turbolinux, Turbolinux 10 Server
- Turbolinux, Turbolinux 10 Server x64 Ed
- Turbolinux, Turbolinux 11 Server
- Turbolinux, Turbolinux 11 Server x64 Ed
- Turbolinux, Turbolinux Appliance Server 1.0 Hosting Ed
- Turbolinux, Turbolinux Appliance Server 1.0 Workgroup Ed
- Turbolinux, Turbolinux Appliance Server 2.0
Remedy:
Upgrade to the latest version of Squid Web Proxy Cache (2.6.STABLE18 or later), available from the Squid Web site. See References.
Consequences:
Denial of Service
References:
- Openwall Project Web site, CVE id request: squid at http://www.openwall.com/lists/oss-security/2008/04/01/5.
- Squid Web site , squid : Optimising Web Delivery at http://www.squid-cache.org/.
- SQUID-2007:2, Squid Proxy Cache Security Update Advisory at http://www.squid-cache.org/Advisories/SQUID-2007_2.txt.
- squid-announce Mailing List, 2008-03-22 0:05:24, Advisory Squid-2007:2 updated at http://marc.info/?l=squid-announce&m=120614453813157&w=2.
- squid-cache Changelog, SQUID_2_6, 2008/01/09 13:02:07, Sometimes arrayShrink() will be asked to shrink by 0 entries. Handle that. at http://www.squid-cache.org/Versions/v2/2.6/changesets/11882.patch.
- ASA-2008-163: squid security update (RHSA-2008-0214)
- BID-28693: Squid Web Proxy Cache 'arrayShrink()' Remote Denial of Service Vulnerability
- CVE-2008-1612: The arrayShrink function (lib/Array.c) in Squid 2.6.STABLE17 allows attackers to cause a denial of service (process exit) via unknown vectors that 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.
- DSA-1646: squid -- array bounds check
- GLSA-200903-38: Squid: Multiple Denial of Service vulnerabilities
- MDVSA-2008:134: Updated squid packages fix DoS vulnerability
- RHSA-2008-0214: Moderate: squid security update
- SUSE-SR:2008:011: SUSE Security Summary Report
Reported:
Mar 22, 2008
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