OracleVM 3.3 : kernel-uek (OVMSA-2016-0005)

high Nessus Plugin ID 88034
New! Plugin Severity Now Using CVSS v3

The calculated severity for Plugins has been updated to use CVSS v3 by default. Plugins that do not have a CVSS v3 score will fall back to CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Synopsis

The remote OracleVM host is missing one or more security updates.

Description

The remote OracleVM system is missing necessary patches to address critical security updates :

- KEYS: Fix keyring ref leak in join_session_keyring (Yevgeny Pats) [Orabug: 22563965] (CVE-2016-0728)

- KEYS: Don't permit request_key to construct a new keyring (David Howells) [Orabug: 22373442] (CVE-2015-7872)

- dcache: Handle escaped paths in prepend_path (Eric W.
Biederman)

- vfs: Test for and handle paths that are unreachable from their mnt_root (Eric W. Biederman) [Orabug: 22249875]

- KEYS: Fix crash when attempt to garbage collect an uninstantiated keyring (David Howells) [Orabug:
22373442] (CVE-2015-7872)

- KEYS: Fix race between key destruction and finding a keyring by name (David Howells) [Orabug: 22373442]

Solution

Update the affected kernel-uek / kernel-uek-firmware packages.

See Also

http://www.nessus.org/u?b266b603

Plugin Details

Severity: High

ID: 88034

File Name: oraclevm_OVMSA-2016-0005.nasl

Version: 2.11

Type: local

Published: 1/21/2016

Updated: 1/4/2021

Dependencies: ssh_get_info.nasl

Risk Information

VPR

Risk Factor: Critical

Score: 9.7

CVSS v2

Risk Factor: High

Base Score: 7.2

Temporal Score: 6.3

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

Temporal Vector: E:H/RL:OF/RC:C

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 7.5

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

Temporal Vector: E:H/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:oracle:vm:kernel-uek, p-cpe:/a:oracle:vm:kernel-uek-firmware, cpe:/o:oracle:vm_server:3.3

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 1/20/2016

Vulnerability Publication Date: 11/16/2015

Exploitable With

Core Impact

Reference Information

CVE: CVE-2015-7872, CVE-2016-0728