Improper input validation in Linux kernel

1) Improper input validation

EUVDB-ID: #VU95481

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2004-0495

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a local user to execute arbitrary code.

Multiple unknown vulnerabilities in Linux kernel 2.4 and 2.6 allow local users to gain privileges or access kernel memory, as found by the Sparse source code checking tool.

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://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000845
https://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000846
https://lwn.net/Articles/91155/
https://security.gentoo.org/glsa/glsa-200407-02.xml
https://www.mandrakesecure.net/en/advisories/advisory.php?name=MDKSA-2004:066
https://www.novell.com/linux/security/advisories/2004_20_kernel.html
https://www.redhat.com/support/errata/RHSA-2004-255.html
https://www.redhat.com/support/errata/RHSA-2004-260.html
https://www.securityfocus.com/bid/10566
https://exchange.xforce.ibmcloud.com/vulnerabilities/16449
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10155
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A2961

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.