Security restrictions bypass in Linux kernel

1) Security restrictions bypass

EUVDB-ID: #VU95246

Risk: Low

CVSSv3.1: 2.9 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2005-3179

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a local user to gain access to sensitive information.

drm.c in Linux kernel 2.6.10 to 2.6.13 creates a debug file in sysfs with world-readable and world-writable permissions, which allows local users to enable DRM debugging and obtain sensitive information.

Mitigation

Install update from vendor's repository.

Vulnerable software versions

Linux kernel: All versions

External links

http://bugs.gentoo.org/show_bug.cgi?id=107893
http://secunia.com/advisories/17114
http://secunia.com/advisories/17280
http://www.kernel.org/hg/linux-2.6/?cmd=changeset;node=d7067d7d1f92cba14963a430cfbd53098cbbc8fd
http://www.mandriva.com/security/advisories?name=MDKSA-2005:220
http://www.mandriva.com/security/advisories?name=MDKSA-2005:235
http://www.securityfocus.com/advisories/9549
http://www.securityfocus.com/bid/15154

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.