#VU95196 Integer overflow in Linux kernel - CVE-2010-1085

Vulnerability identifier: #VU95196

Vulnerability risk: Low

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2010-1085

CWE-ID: CWE-190

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Linux kernel
Operating systems & Components / Operating system

Vendor: Linux Foundation

Description

The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.

The azx_position_ok function in hda_intel.c in Linux kernel 2.6.33-rc4 and earlier, when running on the AMD780V chip set, allows context-dependent attackers to cause a denial of service (crash) via unknown manipulations that trigger a divide-by-zero error.

Mitigation
Install update from vendor's repository.

Vulnerable software versions

Linux kernel: All versions

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External links
https://lkml.org/lkml/2010/2/5/322
https://nctritech.net/bugreport.txt
https://secunia.com/advisories/39649
https://secunia.com/advisories/43315
https://support.avaya.com/css/P8/documents/100088287
https://support.avaya.com/css/P8/documents/100090459
https://www.openwall.com/lists/oss-security/2010/02/22/2
https://www.redhat.com/support/errata/RHSA-2010-0394.html
https://www.redhat.com/support/errata/RHSA-2010-0398.html
https://www.securityfocus.com/archive/1/516397/100/0/threaded
https://www.securityfocus.com/bid/38348
https://www.vmware.com/security/advisories/VMSA-2011-0003.html
https://bugzilla.redhat.com/show_bug.cgi?id=567168
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10027

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.