Oracle Linux 6 / 7 : Unbreakable Enterprise kernel (ELSA-2019-4532)

Medium Nessus Plugin ID 122044

Synopsis

The remote Oracle Linux host is missing one or more security updates.

Description

Description of changes:

[3.8.13-118.30.1.el7uek]
- ext4: validate that metadata blocks do not overlap superblock (Theodore Ts'o) [Orabug: 28220451] {CVE-2018-1094}
- ext4: always initialize the crc32c checksum driver (Theodore Ts'o) [Orabug: 28220451] {CVE-2018-1094} {CVE-2018-1094}
- vfs: Add sb_rdonly(sb) to query the MS_RDONLY flag on s_flags (David Howells) [Orabug: 28220451] {CVE-2018-1094}
- ocfs2: should wait dio before inode lock in ocfs2_setattr() (alex chen) [Orabug: 28852830] {CVE-2017-18204}
- Make file credentials available to the seqfile interfaces (Linus Torvalds) [Orabug: 29114878] {CVE-2018-17972}
- proc: restrict kernel stack dumps to root (Jann Horn) [Orabug: 29114878] {CVE-2018-17972}
- btrfs: relocation: Only remove reloc rb_trees if reloc control has been initialized (Qu Wenruo) [Orabug: 29301105] {CVE-2018-14609}

Solution

Update the affected unbreakable enterprise kernel packages.

See Also

https://oss.oracle.com/pipermail/el-errata/2019-February/008474.html

https://oss.oracle.com/pipermail/el-errata/2019-February/008475.html

Plugin Details

Severity: Medium

ID: 122044

File Name: oraclelinux_ELSA-2019-4532.nasl

Version: 1.7

Type: local

Agent: unix

Published: 2019/02/08

Updated: 2020/02/12

Dependencies: 12634, 122878

Risk Information

Risk Factor: Medium

CVSS Score Source: CVE-2018-17972

CVSS v2.0

Base Score: 4.9

Temporal Score: 3.6

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

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

CVSS v3.0

Base Score: 5.5

Temporal Score: 4.8

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

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

Vulnerability Information

CPE: p-cpe:/a:oracle:linux:dtrace-modules-3.8.13-118.30.1.el6uek, p-cpe:/a:oracle:linux:dtrace-modules-3.8.13-118.30.1.el7uek, p-cpe:/a:oracle:linux:kernel-uek, p-cpe:/a:oracle:linux:kernel-uek-debug, p-cpe:/a:oracle:linux:kernel-uek-debug-devel, p-cpe:/a:oracle:linux:kernel-uek-devel, p-cpe:/a:oracle:linux:kernel-uek-doc, p-cpe:/a:oracle:linux:kernel-uek-firmware, cpe:/o:oracle:linux:6, cpe:/o:oracle:linux:7

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

Exploit Ease: No known exploits are available

Patch Publication Date: 2019/02/07

Vulnerability Publication Date: 2018/02/27

Reference Information

CVE: CVE-2017-18204, CVE-2018-1094, CVE-2018-14609, CVE-2018-17972