Information exposure in Linux kernel - CVE-2014-3917
Published: June 5, 2014 / Updated: July 15, 2021
Vulnerability identifier: #VU92805
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2014-3917
CWE-ID: CWE-200
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 read memory contents or crash the application.
kernel/auditsc.c in the Linux kernel through 3.14.5, when CONFIG_AUDITSYSCALL is enabled with certain syscall rules, allows local users to obtain potentially sensitive single-bit values from kernel memory or cause a denial of service (OOPS) via a large value of a syscall number.
How to mitigate CVE-2014-3917
Install update from vendor's repository.
Sources
- https://bugzilla.redhat.com/show_bug.cgi?id=1102571
- http://article.gmane.org/gmane.linux.kernel/1713179
- http://www.openwall.com/lists/oss-security/2014/05/29/5
- http://secunia.com/advisories/60011
- http://secunia.com/advisories/59777
- http://secunia.com/advisories/60564
- http://rhn.redhat.com/errata/RHSA-2014-1143.html
- http://www.ubuntu.com/usn/USN-2334-1
- http://www.ubuntu.com/usn/USN-2335-1
- http://rhn.redhat.com/errata/RHSA-2014-1281.html
- http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00020.html