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| Test ID: | 1.3.6.1.4.1.25623.1.0.843128 |
| Category: | Ubuntu Local Security Checks |
| Title: | Ubuntu: Security Advisory (USN-3256-2) |
| Summary: | The remote host is missing an update for the 'linux-hwe, linux-lts-trusty, linux-lts-xenial' package(s) announced via the USN-3256-2 advisory. |
| Description: | Summary: The remote host is missing an update for the 'linux-hwe, linux-lts-trusty, linux-lts-xenial' package(s) announced via the USN-3256-2 advisory. Vulnerability Insight: USN-3256-1 fixed vulnerabilities in the Linux kernel for Ubuntu 14.04 LTS, Ubuntu 16.04 LTS, and Ubuntu 16.10. This update provides the corresponding updates for the Linux Hardware Enablement (HWE) kernel for each of the respective prior Ubuntu LTS releases. Andrey Konovalov discovered that the AF_PACKET implementation in the Linux kernel did not properly validate certain block-size data. A local attacker could use this to cause a denial of service (system crash). Affected Software/OS: 'linux-hwe, linux-lts-trusty, linux-lts-xenial' package(s) on Ubuntu 12.04, Ubuntu 14.04, Ubuntu 16.04. Solution: Please install the updated package(s). CVSS Score: 7.2 CVSS Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C |
| Cross-Ref: |
Common Vulnerability Exposure (CVE) ID: CVE-2017-7308 BugTraq ID: 97234 http://www.securityfocus.com/bid/97234 https://www.exploit-db.com/exploits/41994/ https://www.exploit-db.com/exploits/44654/ https://googleprojectzero.blogspot.com/2017/05/exploiting-linux-kernel-via-packet.html RedHat Security Advisories: RHSA-2017:1297 https://access.redhat.com/errata/RHSA-2017:1297 RedHat Security Advisories: RHSA-2017:1298 https://access.redhat.com/errata/RHSA-2017:1298 RedHat Security Advisories: RHSA-2017:1308 https://access.redhat.com/errata/RHSA-2017:1308 RedHat Security Advisories: RHSA-2018:1854 https://access.redhat.com/errata/RHSA-2018:1854 |
| Copyright | Copyright (C) 2017 Greenbone AG |
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