Oracle Linux 6 / 7 : Unbreakable Enterprise kernel (ELSA-2018-4299)

High Nessus Plugin ID 119534

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's different from CVSS.

VPR Score: 6.7

Synopsis

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

Description

Description of changes:

[4.1.12-124.23.1.el7uek]
- xfs: don't call xfs_da_shrink_inode with NULL bp (Eric Sandeen) [Orabug: 28898616] {CVE-2018-13094}
- ALSA: rawmidi: Change resized buffers atomically (Takashi Iwai) [Orabug: 28898636] {CVE-2018-10902}
- md/raid5: fix a race condition in stripe batch (Shaohua Li) [Orabug: 28917012]
- xfs: don't fail when converting shortform attr to long form during ATTR_REPLACE (Darrick J. Wong) [Orabug: 28924091] {CVE-2018-18690}
- certs: Add Oracle's new X509 cert into the kernel keyring (Eric Snowberg) [Orabug: 28926203]
- block: fix bdi vs gendisk lifetime mismatch (Shan Hai) [Orabug: 28945039]
- Add the following entries to 'uek-rpm/ol[67]/nano_modules.list': kernel/drivers/net/net_failover.ko kernel/net/core/failover.ko Fixes: b3bc7c163fc9 ('net: Introduce generic failover module') (Vijay Balakrishna) [Orabug: 28953351]
- floppy: Do not copy a kernel pointer to user memory in FDGETPRM ioctl (Andy Whitcroft) [Orabug: 28956547] {CVE-2018-7755} {CVE-2018-7755}
- iov_iter: don't revert iov buffer if csum error (Ding Tianhong) [Orabug: 28960296]
- crypto: salsa20 - fix blkcipher_walk API usage (Eric Biggers) [Orabug: 28976583] {CVE-2017-17805}
- crypto: hmac - require that the underlying hash algorithm is unkeyed (Eric Biggers) [Orabug: 28976653] {CVE-2017-17806}

Solution

Update the affected unbreakable enterprise kernel packages.

See Also

https://oss.oracle.com/pipermail/el-errata/2018-December/008320.html

https://oss.oracle.com/pipermail/el-errata/2018-December/008321.html

Plugin Details

Severity: High

ID: 119534

File Name: oraclelinux_ELSA-2018-4299.nasl

Version: 1.7

Type: local

Agent: unix

Published: 2018/12/10

Updated: 2020/05/13

Dependencies: 12634, 122878

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: 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: 2018/12/07

Vulnerability Publication Date: 2017/12/20

Reference Information

CVE: CVE-2017-17805, CVE-2017-17806, CVE-2018-10902, CVE-2018-13094, CVE-2018-18690, CVE-2018-7755