Permissions, privileges, and access controls in Linux kernel - CVE-2012-2123
Published: May 17, 2012 / Updated: October 12, 2023
Vulnerability identifier: #VU92540
CSH Severity: Low
CVSS v4.0: 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-2012-2123
CWE-ID: CWE-264
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a local user to execute arbitrary code.
The vulnerability exists due to security restrictions bypass error. A local user can execute arbitrary code.
How to mitigate CVE-2012-2123
Install update from vendor's repository.
Sources
- https://bugzilla.redhat.com/show_bug.cgi?id=806722
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.3.3
- https://github.com/torvalds/linux/commit/d52fc5dde171f030170a6cb78034d166b13c9445
- http://www.openwall.com/lists/oss-security/2012/04/20/6
- http://www.securityfocus.com/bid/53166
- http://www.securitytracker.com/id?1027072
- http://rhn.redhat.com/errata/RHSA-2012-0743.html
- https://exchange.xforce.ibmcloud.com/vulnerabilities/75043
- http://www.debian.org/security/2012/dsa-2469
- http://rhn.redhat.com/errata/RHSA-2012-0670.html
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=d52fc5dde171f030170a6cb78034d166b13c9445