Release Date: | 2018-01-03 |
The tcpmss_mangle_packet function in net/netfilter/xt_TCPMSS.c in the Linux kernel before 4.11, and 4.9.x before 4.9.36, allows remote attackers to cause a denial of service (use-after-free and memory corruption) or possibly have unspecified other impact by leveraging the presence of xt_TCPMSS in an iptables action.
See more information about CVE-2017-18017 from MITRE CVE dictionary and NIST NVD
NOTE: The following CVSS v3.0 metrics and score provided are preliminary and subject to review.
Base Score: | 9.8 | Base Metrics: | AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
Access Vector: | Network | Attack Complexity: | Low |
Privileges Required: | None | User Interaction: | None |
Scope: | Unchanged | Confidentiality Impact: | High |
Integrity Impact: | High | Availability Impact: | High |
Platform | Errata | Release Date |
Oracle Linux version 6 (dtrace-modules-3.8.13-118.26.1.el6uek) | ELSA-2018-4268 | 2018-11-08 |
Oracle Linux version 6 (dtrace-modules-3.8.13-118.29.1.el6uek) | ELSA-2019-4316 | 2019-01-04 |
Oracle Linux version 6 (kernel) | ELSA-2018-1319 | 2018-05-08 |
Oracle Linux version 6 (kernel-uek) | ELSA-2018-4161 | 2018-07-10 |
Oracle Linux version 6 (kernel-uek) | ELSA-2018-4268 | 2018-11-08 |
Oracle Linux version 6 (kernel-uek) | ELSA-2019-4316 | 2019-01-04 |
Oracle Linux version 7 (dtrace-modules-3.8.13-118.26.1.el7uek) | ELSA-2018-4268 | 2018-11-08 |
Oracle Linux version 7 (dtrace-modules-3.8.13-118.29.1.el7uek) | ELSA-2019-4316 | 2019-01-04 |
Oracle Linux version 7 (kernel) | ELSA-2018-1062 | 2018-04-16 |
Oracle Linux version 7 (kernel-uek) | ELSA-2018-4161 | 2018-07-10 |
Oracle Linux version 7 (kernel-uek) | ELSA-2018-4268 | 2018-11-08 |
Oracle Linux version 7 (kernel-uek) | ELSA-2019-4316 | 2019-01-04 |
Oracle VM version 3.4 (kernel-uek) | OVMSA-2018-0236 | 2018-07-10 |
This page is generated automatically and has not been checked for errors or omissions. For clarification or corrections please contact the Oracle Linux ULN team