Oracle Linux 6 / 7 : Unbreakable Enterprise kernel (ELSA-2019-4576)
high Nessus Plugin ID 122804
Language:
New! Vulnerability Priority Rating (VPR)
Tenable calculates a dynamic VPR for every vulnerability. VPR combines vulnerability information with threat intelligence and machine learning algorithms to predict which vulnerabilities are most likely to be exploited in attacks. Read more about what VPR is and how it is different from CVSS.
VPR Score: 6.7
Synopsis
The remote Oracle Linux host is missing one or more security updates.Description
Description of changes:kernel-uek [3.8.13-118.31.1.el6uek]
- alarmtimer: Prevent overflow for relative nanosleep (Thomas Gleixner) [Orabug: 29269167] {CVE-2018-13053}
- KEYS: Don't permit request_key() to construct a new keyring (David Howells) [Orabug: 29304552] {CVE-2017-17807}
- KEYS: add missing permission check for request_key() destination (Eric Biggers) [Orabug: 29304552] {CVE-2017-17807}
- ext4: only look at the bg_flags field if it is valid (Theodore Ts'o) [Orabug: 29409425] {CVE-2018-10876} {CVE-2018-10876}
- net: Set sk_prot_creator when cloning sockets to the right proto (Christoph Paasch) [Orabug: 29422740] {CVE-2018-9568}
- ext4: make sure bitmaps and the inode table don't overlap with bg descriptors (Theodore Ts'o) [Orabug: 29428608] {CVE-2018-10878}
- ext4: always check block group bounds in ext4_init_block_bitmap() (Theodore Ts'o) [Orabug: 29428608] {CVE-2018-10878}
Solution
Update the affected unbreakable enterprise kernel packages.See Also
https://oss.oracle.com/pipermail/el-errata/2019-March/008520.html
https://oss.oracle.com/pipermail/el-errata/2019-March/008521.html
Plugin Details
Severity: High
ID: 122804
File Name: oraclelinux_ELSA-2019-4576.nasl
Version: 1.7
Type: local
Agent: unix
Published: 3/13/2019
Updated: 2/5/2020
Dependencies: ssh_get_info.nasl, linux_alt_patch_detect.nasl
Risk Information
Risk Factor: High
VPR Score: 6.7
CVSS v2.0
Base Score: 7.2
Temporal Score: 5.3
Vector: CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C
Temporal Vector: CVSS2#E:U/RL:OF/RC:C
CVSS v3.0
Base Score: 7.8
Temporal Score: 6.8
Vector: CVSS:3.0/AV:L/AC:L/PR:L/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-3.8.13-118.31.1.el6uek:*:*:*:*:*:*:*, p-cpe:2.3:a:oracle:linux:dtrace-modules-3.8.13-118.31.1.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: 3/12/2019
Vulnerability Publication Date: 12/20/2017
Reference Information
CVE: CVE-2018-13053, CVE-2018-10876, CVE-2018-10878, CVE-2018-9568, CVE-2017-17807