#VU95768 Resource management errors in Linux kernel - CVE-2005-2548

Vulnerability identifier: #VU95768

Vulnerability risk: Low

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2005-2548

CWE-ID: CWE-399

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 service disruption.

vlan_dev.c in the VLAN code for Linux kernel 2.6.8 allows remote attackers to cause a denial of service (kernel oops from null dereference) via certain UDP packets that lead to a function call with the wrong argument, as demonstrated using snmpwalk on snmpd.

Mitigation
Install update from vendor's repository.

Vulnerable software versions

Linux kernel: All versions

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External links
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=309308
https://lists.osdl.org/pipermail/bridge/2004-September/000638.html
https://secunia.com/advisories/17826
https://secunia.com/advisories/18056
https://www.debian.org/security/2005/dsa-922
https://www.mandriva.com/security/advisories?name=MDKSA-2005:219
https://www.securityfocus.com/bid/14611
https://usn.ubuntu.com/169-1/

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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.