Oracle Linux 6 / 7 : Unbreakable Enterprise kernel (ELSA-2017-3565)

critical Nessus Plugin ID 100233
New! Plugin Severity Now Using CVSS v3

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Synopsis

The remote Oracle Linux host is missing a security update.

Description

The remote Oracle Linux 6 / 7 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2017-3565 advisory.

- The NFSv2 and NFSv3 server implementations in the Linux kernel through 4.10.13 lack certain checks for the end of a buffer, which allows remote attackers to trigger pointer-arithmetic errors or possibly have unspecified other impact via crafted requests, related to fs/nfsd/nfs3xdr.c and fs/nfsd/nfsxdr.c.
(CVE-2017-7895)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Update the affected packages.

See Also

https://linux.oracle.com/errata/ELSA-2017-3565.html

Plugin Details

Severity: Critical

ID: 100233

File Name: oraclelinux_ELSA-2017-3565.nasl

Version: 3.13

Type: local

Agent: unix

Published: 5/17/2017

Updated: 9/8/2021

Dependencies: ssh_get_info.nasl, linux_alt_patch_detect.nasl

Risk Information

CVSS Score Source: CVE-2017-7895

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.4

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

Temporal Vector: CVSS2#E:U/RL:OF/RC:C

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:2.3:o:oracle:linux:6:*:*:*:*:*:*:*, cpe:2.3:o:oracle:linux:7:*:*:*:*:*:*:*, p-cpe:2.3:a:oracle:linux:kernel-uek:*:*:*:*:*:*:*, p-cpe:2.3:a:oracle:linux:kernel-uek-debug:*:*:*:*:*:*:*, p-cpe:2.3:a:oracle:linux:kernel-uek-debug-devel:*:*:*:*:*:*:*, p-cpe:2.3:a:oracle:linux:kernel-uek-devel:*:*:*:*:*:*:*, p-cpe:2.3:a:oracle:linux:kernel-uek-doc:*:*:*:*:*:*:*, p-cpe:2.3:a:oracle:linux:kernel-uek-firmware:*:*:*:*:*:*:*, p-cpe:2.3:a:oracle:linux:dtrace-modules-4.1.12-94.3.4.el6uek:*:*:*:*:*:*:*, p-cpe:2.3:a:oracle:linux:dtrace-modules-4.1.12-94.3.4.el7uek:*:*:*:*:*:*:*

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/OracleLinux

Exploit Ease: No known exploits are available

Patch Publication Date: 5/16/2017

Vulnerability Publication Date: 4/28/2017

Reference Information

CVE: CVE-2016-10229, CVE-2017-7895