CVE-2016-9793
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- CVE-2016-9793
CVE Details
| Release Date: | 2016-12-02 |
Description
The sock_setsockopt function in net/core/sock.c in the Linux kernelbefore 4.8.14 mishandles negative values of sk_sndbuf and sk_rcvbuf, which allows local users to cause a denial of service (memory corruption and system crash) or possibly have unspecified other impact by leveraging the CAP_NET_ADMIN capability for a crafted setsockopt system call with the (1) SO_SNDBUFFORCE or (2) SO_RCVBUFFORCE option.
See more information about CVE-2016-9793 from MITRE CVE dictionary and NIST NVD
CVSS v2.0 metrics
NOTE: The following CVSS v2.0 metrics and score provided are preliminary and subject to review.
| Base Score: | 6.9 | Base Metrics: | AV:L/AC:M/Au:N/C:C/I:C/A:C |
| Access Vector: | Local network | Attack Complexity: | Medium |
| Authentication: | None required | Confidentiality Impact: | Complete |
| Integrity Impact: | Complete | Availability Impact: | Complete |
Errata information
| Platform | Errata | Release Date |
| Oracle Linux version 5 (kernel-uek) | ELSA-2017-3510 | 2017-01-12 |
| Oracle Linux version 6 (dtrace-modules-3.8.13-118.16.2.el6uek) | ELSA-2017-3509 | 2017-01-12 |
| Oracle Linux version 6 (dtrace-modules-4.1.12-61.1.25.el6uek) | ELSA-2017-3508 | 2017-01-12 |
| Oracle Linux version 6 (kernel-uek) | ELSA-2017-3508 | 2017-01-12 |
| Oracle Linux version 6 (kernel-uek) | ELSA-2017-3509 | 2017-01-12 |
| Oracle Linux version 6 (kernel-uek) | ELSA-2017-3510 | 2017-01-12 |
| Oracle Linux version 7 (dtrace-modules-3.8.13-118.16.2.el7uek) | ELSA-2017-3509 | 2017-01-12 |
| Oracle Linux version 7 (dtrace-modules-4.1.12-61.1.25.el7uek) | ELSA-2017-3508 | 2017-01-12 |
| Oracle Linux version 7 (kernel) | ELSA-2017-0933 | 2017-04-12 |
| Oracle Linux version 7 (kernel) | ELSA-2017-0933-1 | 2017-04-13 |
| Oracle Linux version 7 (kernel-uek) | ELSA-2017-3508 | 2017-01-12 |
| Oracle Linux version 7 (kernel-uek) | ELSA-2017-3509 | 2017-01-12 |
| Oracle VM version 3.2 (kernel-uek) | OVMSA-2017-0006 | 2017-01-12 |
| Oracle VM version 3.3 (kernel-uek) | OVMSA-2017-0005 | 2017-01-12 |
| Oracle VM version 3.4 (kernel-uek) | OVMSA-2017-0004 | 2017-01-12 |
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