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Oracle Linux 7 : Unbreakable Enterprise kernel-container (ELSA-2022-9366)

high Nessus Plugin ID 160983

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Synopsis

The remote Oracle Linux host is missing a security update.

Description

The remote Oracle Linux 7 host has a package installed that is affected by a vulnerability as referenced in the ELSA-2022-9366 advisory.

 - esp: Fix possible buffer overflow in ESP transformation (Steffen Klassert) [Orabug: 33997301] {CVE-2022-27666}
 - netfilter: nf_tables: initialize registers in nft_do_chain() (Pablo Neira Ayuso) [Orabug: 34012925] {CVE-2022-1016}
 - btrfs: unlock newly allocated extent buffer after error (Qu Wenruo) [Orabug: 33997138] {CVE-2021-4149}
 - sr9700: sanity check for packet length (Oliver Neukum) [Orabug: 33962706] {CVE-2022-26966}
 - lib/timerqueue: Rely on rbtree semantics for next timer (Davidlohr Bueso) [Orabug: 33406086] {CVE-2021-20317}
 - NFSv4: Handle case where the lookup of a directory fails (Trond Myklebust) [Orabug: 33958155] {CVE-2022-24448}
 - x86/speculation: Add knob for eibrs_retpoline_enabled (Patrick Colp) [Orabug: 33937656] {CVE-2021-26401}
 - x86/speculation: Extend our code to properly support eibrs+lfence and eibrs+retpoline (Patrick Colp) [Orabug: 33937656] {CVE-2021-26401}
 - x86/speculation: Update link to AMD speculation whitepaper (Kim Phillips) [Orabug: 33937656] {CVE-2021-26401}
 - x86/speculation: Use generic retpoline by default on AMD (Kim Phillips) [Orabug: 33937656] {CVE-2021-26401}
 - x86/speculation: Include unprivileged eBPF status in Spectre v2 mitigation reporting (Josh Poimboeuf) [Orabug: 33937656] {CVE-2021-26401}
 - Documentation/hw-vuln: Update spectre doc (Peter Zijlstra) [Orabug: 33937656] {CVE-2021-26401}
 - x86/speculation: Add eIBRS + Retpoline options (Peter Zijlstra) [Orabug: 33937656] {CVE-2021-26401}
 - x86/speculation: Rename RETPOLINE_AMD to RETPOLINE_LFENCE (Peter Zijlstra (Intel)) [Orabug: 33937656] {CVE-2021-26401}
 - x86/speculation: Merge one test in spectre_v2_user_select_mitigation() (Borislav Petkov) [Orabug:
 33937656] {CVE-2021-26401}
 - x86/speculation: Update ALTERNATIVEs to (more closely) match upstream (Patrick Colp) [Orabug: 33937656] {CVE-2021-26401}
 - x86/speculation: Fix bug in retpoline mode on AMD with 'spectre_v2=none' (Patrick Colp) [Orabug:
 33937656] {CVE-2021-26401}
 - ipv4: tcp: send zero IPID in SYNACK messages (Eric Dumazet) [Orabug: 33917057] {CVE-2020-36516}
 - ipv4: avoid using shared IP generator for connected sockets (Eric Dumazet) [Orabug: 33917057] {CVE-2020-36516}
 - lib/iov_iter: initialize 'flags' in new pipe_buffer (Max Kellermann) [Orabug: 33910800] {CVE-2022-0847}
 - udf: Restore i_lenAlloc when inode expansion fails (Jan Kara) [Orabug: 33870267] {CVE-2022-0617}
 - udf: Fix NULL ptr deref when converting from inline format (Jan Kara) [Orabug: 33870267] {CVE-2022-0617}
 - drm/vmwgfx: Fix stale file descriptors on failed usercopy (Mathias Krause) [Orabug: 33840433] {CVE-2022-22942}
 - drm/i915: Flush TLBs before releasing backing store (Tvrtko Ursulin) [Orabug: 33835811] {CVE-2022-0330}
 - hugetlbfs: flush TLBs correctly after huge_pmd_unshare (Nadav Amit) [Orabug: 33617219] {CVE-2021-4002}
 - tipc: improve size validations for received domain records (Jon Maloy) [Orabug: 33850803] {CVE-2022-0435}
 - cgroup-v1: Require capabilities to set release_agent (Eric W. Biederman) [Orabug: 33825688] {CVE-2022-0492}
 - Linux 4.14.257 (Greg Kroah-Hartman) {CVE-2021-38199}

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

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Update the affected kernel-uek-container package.

See Also

https://linux.oracle.com/errata/ELSA-2022-9366.html

Plugin Details

Severity: High

ID: 160983

File Name: oraclelinux_ELSA-2022-9366.nasl

Version: 1.6

Type: local

Agent: unix

Published: 5/11/2022

Updated: 10/22/2024

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

Risk Information

VPR

Risk Factor: High

Score: 7.4

CVSS v2

Risk Factor: Medium

Base Score: 4.6

Temporal Score: 3.8

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

CVSS Score Source: CVE-2022-27666

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 7.2

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:F/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:oracle:linux:7, p-cpe:/a:oracle:linux:kernel-uek-container

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 5/10/2022

Vulnerability Publication Date: 3/23/2022

Exploitable With

CANVAS (CANVAS)

Reference Information

CVE: CVE-2022-27666