Resource management error in Linux kernel - CVE-2014-1445
Published: January 19, 2014 / Updated: August 10, 2020
Vulnerability identifier: #VU42141
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2014-1445
CWE-ID: CWE-399
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a remote non-authenticated attacker to gain access to sensitive information.
The wanxl_ioctl function in drivers/net/wan/wanxl.c in the Linux kernel before 3.11.7 does not properly initialize a certain data structure, which allows local users to obtain sensitive information from kernel memory via an ioctl call.
How to mitigate CVE-2014-1445
Install update from vendor's website.
Sources
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=2b13d06c9584b4eb773f1e80bbaedab9a1c344e1
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.11.7
- http://www.openwall.com/lists/oss-security/2014/01/15/3
- http://www.securityfocus.com/bid/64953
- http://www.ubuntu.com/usn/USN-2128-1
- http://www.ubuntu.com/usn/USN-2129-1
- https://bugzilla.redhat.com/show_bug.cgi?id=1053613
- https://exchange.xforce.ibmcloud.com/vulnerabilities/90444
- https://github.com/torvalds/linux/commit/2b13d06c9584b4eb773f1e80bbaedab9a1c344e1