Improper input validation in Linux kernel

1) Improper input validation

EUVDB-ID: #VU94805

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-2005-2457

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to perform service disruption.

The driver for compressed ISO file systems (zisofs) in the Linux kernel before 2.6.12.5 allows local users and remote attackers to cause a denial of service (kernel crash) via a crafted compressed ISO file system.

Mitigation

Install update from vendor's repository.

Vulnerable software versions

Linux kernel: All versions

CPE2.3

• cpe:2.3:o:linux_foundation:linux_kernel:*:*:*:*:*:*:*:*

External links

https://kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.12.5
https://secunia.com/advisories/16355/
https://secunia.com/advisories/16500
https://secunia.com/advisories/17826
https://secunia.com/advisories/17918
https://secunia.com/advisories/19369
https://secunia.com/advisories/19374
https://www.debian.org/security/2006/dsa-1017
https://www.debian.org/security/2006/dsa-1018
https://www.mandriva.com/security/advisories?name=MDKSA-2005:218
https://www.mandriva.com/security/advisories?name=MDKSA-2005:219
https://www.mandriva.com/security/advisories?name=MDKSA-2005:220
https://www.novell.com/linux/security/advisories/2005_50_kernel.html
https://www.securityfocus.com/archive/1/419522/100/0/threaded
https://www.securityfocus.com/bid/14614
https://usn.ubuntu.com/169-1/

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.