#VU95586 Resource management errors in Linux kernel - CVE-2006-0558

Vulnerability identifier: #VU95586

Vulnerability risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2006-0558

CWE-ID: CWE-399

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 a denial of service (DoS) attack.

perfmon (perfmon.c) in Linux kernel on IA64 architectures allows local users to cause a denial of service (crash) by interrupting a task while another process is accessing the mm_struct, which triggers a BUG_ON action in the put_page_testzero function.

Mitigation
Install update from vendor's repository.

Vulnerable software versions

Linux kernel: All versions

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External links
https://marc.info/?l=linux-ia64&m=113882384921688
https://secunia.com/advisories/19737
https://secunia.com/advisories/20914
https://secunia.com/advisories/26709
https://www.debian.org/security/2006/dsa-1103
https://www.redhat.com/support/errata/RHSA-2007-0774.html
https://www.securityfocus.com/bid/17482
https://www.vupen.com/english/advisories/2006/1444
https://www.vupen.com/english/advisories/2006/2554
https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=185082
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10177

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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.