Vulnerability identifier: #VU95637

Vulnerability risk: Low

CVSSv3.1: 2.9 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2005-0135

CWE-ID: CWE-20

Exploitation vector: Local

Exploit availability: No

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

Vendor: Linux Foundation

Description

The vulnerability allows a local user to perform service disruption.

The unw_unwind_to_user function in unwind.c on Itanium (ia64) architectures in Linux kernel 2.6 allows local users to cause a denial of service (system crash).

Mitigation
Install update from vendor's repository.

Vulnerable software versions

Linux kernel:

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External links
http://linux.bkbits.net:8080/linux-2.6/cset@41f2beablXVnAs_6fznhhITh1j5hZg
http://secunia.com/advisories/15019
http://secunia.com/advisories/20163
http://secunia.com/advisories/20202
http://secunia.com/advisories/20338
http://www.debian.org/security/2006/dsa-1067
http://www.debian.org/security/2006/dsa-1069
http://www.debian.org/security/2006/dsa-1070
http://www.debian.org/security/2006/dsa-1082
http://www.redhat.com/support/errata/RHSA-2005-284.html
http://www.redhat.com/support/errata/RHSA-2005-293.html
http://www.redhat.com/support/errata/RHSA-2005-366.html
http://www.securityfocus.com/bid/13266
http://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=148868
http://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9040

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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