Access of Uninitialized Pointer in Linux kernel - CVE-2009-2768
Published: June 13, 2024
Vulnerability identifier: #VU92093
CSH Severity: Low
CVSSv4.0: 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-2009-2768
CWE-ID: CWE-824
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
Linux Foundation
Description
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to access to uninitialized pointer within the load_flat_shared_library() function in fs/binfmt_flat.c. A local user can execute arbitrary code with elevated privileges.
Remediation
Install updates from vendor's website.
External links
- http://www.securityfocus.com/bid/36037
- http://lkml.org/lkml/2009/6/22/91
- http://thread.gmane.org/gmane.linux.hardware.blackfin.kernel.devel/1905
- http://www.openwall.com/lists/oss-security/2009/08/13/1
- http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.31-rc6
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.30.5
- http://secunia.com/advisories/36278
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:051
- https://exchange.xforce.ibmcloud.com/vulnerabilities/52909
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=3440625d78711bee41a84cf29c3d8c579b522666