RHEL 8 : kernel-rt (RHSA-2024:1614)

high Nessus Plugin ID 192861

Synopsis

The remote Red Hat host is missing one or more security updates for kernel-rt.

Description

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2024:1614 advisory.

- kernel: ext4: kernel bug in ext4_write_inline_data_end() (CVE-2021-33631)

- kernel: vmwgfx: NULL pointer dereference in vmw_cmd_dx_define_query (CVE-2022-38096)

- kernel: GSM multiplexing race condition leads to privilege escalation (CVE-2023-6546)

- kernel: Out of boundary write in perf_read_group() as result of overflow a perf_event's read_size (CVE-2023-6931)

- kernel: use-after-free in amdgpu_cs_wait_all_fences in drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c (CVE-2023-51042)

- kernel: CIFS Filesystem Decryption Improper Input Validation Remote Code Execution Vulnerability in function receive_encrypted_standard of client (CVE-2024-0565)

- kernel: nf_tables: use-after-free vulnerability in the nft_verdict_init() function (CVE-2024-1086)

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 RHEL kernel-rt package based on the guidance in RHSA-2024:1614.

See Also

http://www.nessus.org/u?a10ef3ca

https://access.redhat.com/security/updates/classification/#important

https://bugzilla.redhat.com/show_bug.cgi?id=2133452

https://bugzilla.redhat.com/show_bug.cgi?id=2252731

https://bugzilla.redhat.com/show_bug.cgi?id=2255498

https://bugzilla.redhat.com/show_bug.cgi?id=2258518

https://bugzilla.redhat.com/show_bug.cgi?id=2259866

https://bugzilla.redhat.com/show_bug.cgi?id=2261976

https://bugzilla.redhat.com/show_bug.cgi?id=2262126

https://access.redhat.com/errata/RHSA-2024:1614

Plugin Details

Severity: High

ID: 192861

File Name: redhat-RHSA-2024-1614.nasl

Version: 1.3

Type: local

Agent: unix

Published: 4/2/2024

Updated: 4/9/2024

Supported Sensors: Agentless Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Critical

Score: 9.5

CVSS v2

Risk Factor: High

Base Score: 7.7

Temporal Score: 6.7

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

CVSS Score Source: CVE-2024-0565

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 7.5

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:H/RL:O/RC:C

CVSS Score Source: CVE-2024-1086

Vulnerability Information

CPE: cpe:/o:redhat:enterprise_linux:8, p-cpe:/a:redhat:enterprise_linux:kernel-rt, p-cpe:/a:redhat:enterprise_linux:kernel-rt-core, p-cpe:/a:redhat:enterprise_linux:kernel-rt-debug, p-cpe:/a:redhat:enterprise_linux:kernel-rt-debug-core, p-cpe:/a:redhat:enterprise_linux:kernel-rt-debug-devel, p-cpe:/a:redhat:enterprise_linux:kernel-rt-debug-kvm, p-cpe:/a:redhat:enterprise_linux:kernel-rt-debug-modules, p-cpe:/a:redhat:enterprise_linux:kernel-rt-debug-modules-extra, p-cpe:/a:redhat:enterprise_linux:kernel-rt-devel, p-cpe:/a:redhat:enterprise_linux:kernel-rt-kvm, p-cpe:/a:redhat:enterprise_linux:kernel-rt-modules, p-cpe:/a:redhat:enterprise_linux:kernel-rt-modules-extra

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 4/2/2024

Vulnerability Publication Date: 9/9/2022

Exploitable With

Core Impact

Reference Information

CVE: CVE-2021-33631, CVE-2022-38096, CVE-2023-51042, CVE-2023-6546, CVE-2023-6931, CVE-2024-0565, CVE-2024-1086

CWE: 190, 191, 416, 476, 787

RHSA: 2024:1614