#VU99786 Memory corruption in Linux kernel - CVE-2005-0124

Vulnerability identifier: #VU99786

Vulnerability risk: Low

CVSSv4.0: 1.1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2005-0124

CWE-ID: CWE-119

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 coda_pioctl function in the coda functionality (pioctl.c) for Linux kernel 2.6.9 and 2.4.x before 2.4.29 may allow local users to cause a denial of service (crash) or execute arbitrary code via negative vi.in_size or vi.out_size values, which may trigger a buffer overflow.

Mitigation
Install update from vendor's repository.

Vulnerable software versions

Linux kernel: All versions

---

External links
https://seclists.org/lists/linux-kernel/2004/Dec/3914.html
https://seclists.org/lists/linux-kernel/2005/Jan/1089.html
https://seclists.org/lists/linux-kernel/2005/Jan/2018.html
https://seclists.org/lists/linux-kernel/2005/Jan/2020.html
https://secunia.com/advisories/17002
https://secunia.com/advisories/18684
https://secunia.com/advisories/19374
https://secunia.com/advisories/20163
https://secunia.com/advisories/20202
https://secunia.com/advisories/20338
https://securitytracker.com/id?1013018
https://www.debian.org/security/2006/dsa-1017
https://www.debian.org/security/2006/dsa-1067
https://www.debian.org/security/2006/dsa-1069
https://www.debian.org/security/2006/dsa-1070
https://www.debian.org/security/2006/dsa-1082
https://www.redhat.com/support/errata/RHSA-2005-663.html
https://www.redhat.com/support/errata/RHSA-2006-0191.html
https://www.securityfocus.com/archive/1/428028/100/0/threaded
https://www.securityfocus.com/bid/14967
https://www.vupen.com/english/advisories/2005/1878
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11690

---

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.