CVE-2016-4794
HIGH severity · CVSS 7.8
7.8CVSS HIGH
Summary
Use-after-free vulnerability in mm/percpu.c in the Linux kernel through 4.6 allows local users to cause a denial of service (BUG) or possibly have unspecified other impact via crafted use of the mmap and bpf system calls.
Impact & exploitability
Attack vectorLocal
Attack complexityLow
Privileges requiredLow
User interactionNone
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Exploit probability (EPSS)0%
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Additional information
- NVD record
- http://rhn.redhat.com/errata/RHSA-2016-2574.htmlAdvisory
- http://rhn.redhat.com/errata/RHSA-2016-2584.htmlAdvisory
- http://www.securityfocus.com/bid/90625Advisory
- http://www.ubuntu.com/usn/USN-3053-1Advisory
- http://www.ubuntu.com/usn/USN-3054-1Advisory
- http://www.ubuntu.com/usn/USN-3055-1Advisory
- http://www.ubuntu.com/usn/USN-3056-1Advisory
- http://www.openwall.com/lists/oss-security/2016/05/12/6Advisory