Detections
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Oracle Linux 7 / 8 : Unbreakable Enterprise kernel (ELSA-2022-9479)

high Nessus Plugin ID 162213

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Synopsis

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

Description

The remote Oracle Linux 7 / 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2022-9479 advisory.

 - perf: Fix sys_perf_event_open() race against self (Peter Zijlstra) [Orabug: 34211086] {CVE-2022-1729}
 - debug: Lock down kgdb (Stephen Brennan) [Orabug: 34211075] {CVE-2022-21499}
 - io_uring: always use original task when preparing req identity (Jens Axboe) [Orabug: 34211070] {CVE-2022-1786}
 - ALSA: pcm: Fix races among concurrent prealloc proc writes (Takashi Iwai) [Orabug: 34007905] {CVE-2022-1048}
 - ALSA: pcm: Fix races among concurrent prepare and hw_params/hw_free calls (Takashi Iwai) [Orabug:
 34007905] {CVE-2022-1048}
 - ALSA: pcm: Fix races among concurrent read/write and buffer changes (Takashi Iwai) [Orabug: 34007905] {CVE-2022-1048}
 - ALSA: pcm: Fix races among concurrent hw_params and hw_free calls (Takashi Iwai) [Orabug: 34007905] {CVE-2022-1048}
 - KVM: x86: avoid calling x86 emulator without a decoded instruction (Sean Christopherson) [Orabug:
 34205799] {CVE-2022-1852} {CVE-2022-1852}
 - af_key: add __GFP_ZERO flag for compose_sadb_supported in function pfkey_register (Haimin Zhang) [Orabug: 34135343] {CVE-2022-1353}
 - xen/netfront: react properly to failing gnttab_end_foreign_access_ref() (Juergen Gross) {CVE-2022-23042}
 - xen/gnttab: fix gnttab_end_foreign_access() without page specified (Juergen Gross) {CVE-2022-23041}
 - xen/pvcalls: use alloc/free_pages_exact() (Juergen Gross) {CVE-2022-23041}
 - xen/9p: use alloc/free_pages_exact() (Juergen Gross) {CVE-2022-23041}
 - xen/gntalloc: don't use gnttab_query_foreign_access() (Juergen Gross) {CVE-2022-23039}
 - xen/scsifront: don't use gnttab_query_foreign_access() for mapped status (Juergen Gross) {CVE-2022-23038}
 - xen/netfront: don't use gnttab_query_foreign_access() for mapped status (Juergen Gross) {CVE-2022-23037}
 - xen/blkfront: don't use gnttab_query_foreign_access() for mapped status (Juergen Gross) {CVE-2022-23036}
 - xen/grant-table: add gnttab_try_end_foreign_access() (Juergen Gross) {CVE-2022-23036} {CVE-2022-23038}
 - xen/xenbus: don't let xenbus_grant_ring() remove grants in error case (Juergen Gross) {CVE-2022-23040}

Tenable has extracted the preceding description block directly from the Oracle Linux security advisory.

Note that Nessus has not tested for these issues 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-2022-9479.html

Plugin Details

Severity: High

ID: 162213

File Name: oraclelinux_ELSA-2022-9479.nasl

Version: 1.5

Type: local

Agent: unix

Published: 6/14/2022

Updated: 10/22/2024

Supported Sensors: Frictionless Assessment Agent, Nessus Agent, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.2

Temporal Score: 5.3

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

CVSS Score Source: CVE-2021-4197

CVSS v3

Risk Factor: High

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-debug-devel, p-cpe:/a:oracle:linux:perf, cpe:/o:oracle:linux:7, cpe:/o:oracle:linux:8, p-cpe:/a:oracle:linux:kernel-uek-devel, p-cpe:/a:oracle:linux:kernel-uek-doc, p-cpe:/a:oracle:linux:python-perf, p-cpe:/a:oracle:linux:kernel-uek-tools, p-cpe:/a:oracle:linux:kernel-uek-tools-libs, p-cpe:/a:oracle:linux:kernel-uek, p-cpe:/a:oracle:linux:kernel-uek-debug

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 6/14/2022

Vulnerability Publication Date: 3/7/2022

Reference Information

CVE: CVE-2021-4197, CVE-2022-1048, CVE-2022-1353, CVE-2022-23036, CVE-2022-23037, CVE-2022-23038, CVE-2022-23039, CVE-2022-23040, CVE-2022-23041, CVE-2022-23042