Integer overflow in Linux kernel - CVE-2014-4508
Published: June 23, 2014 / Updated: November 12, 2020
Vulnerability identifier: #VU92804
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2014-4508
CWE-ID: CWE-190
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 perform a denial of service (DoS) attack.
arch/x86/kernel/entry_32.S in the Linux kernel through 3.15.1 on 32-bit x86 platforms, when syscall auditing is enabled and the sep CPU feature flag is set, allows local users to cause a denial of service (OOPS and system crash) via an invalid syscall number, as demonstrated by number 1000.
How to mitigate CVE-2014-4508
Install update from vendor's repository.
Sources
- http://article.gmane.org/gmane.linux.kernel/1726110
- http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00006.html
- http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00007.html
- http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00025.html
- http://openwall.com/lists/oss-security/2014/06/20/1
- http://secunia.com/advisories/58964
- http://secunia.com/advisories/60564
- http://www.openwall.com/lists/oss-security/2014/06/20/10
- http://www.openwall.com/lists/oss-security/2020/11/12/3
- http://www.securityfocus.com/bid/68126
- http://www.ubuntu.com/usn/USN-2334-1
- https://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.2.61