RHEL 8 : kernel-rt (RHSA-2024:10944)

high Nessus Plugin ID 212412

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-2024:10944 advisory.

The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements.

Security Fix(es):

* kernel: selinux,smack: don't bypass permissions check in inode_setsecctx hook (CVE-2024-46695)

* kernel: net: avoid potential underflow in qdisc_pkt_len_init() with UFO (CVE-2024-49949)

* kernel: blk-rq-qos: fix crash on rq_qos_wait vs. rq_qos_wake_function race (CVE-2024-50082)

* kernel: arm64: probes: Remove broken LDR (literal) uprobe support (CVE-2024-50099)

* kernel: xfrm: fix one more kernel-infoleak in algo dumping (CVE-2024-50110)

* kernel: xfrm: validate new SA's prefixlen using SA family when sel.family is unset (CVE-2024-50142)

* kernel: irqchip/gic-v4: Don't allow a VMOVP on a dying VPE (CVE-2024-50192)

* kernel: netfilter: nf_reject_ipv6: fix potential crash in nf_send_reset6() (CVE-2024-50256)

* kernel: vsock/virtio: Initialization of the dangling pointer occurring in vsk->trans (CVE-2024-50264)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise 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 RHEL kernel-rt package based on the guidance in RHSA-2024:10944.

Plugin Details

Severity: High

ID: 212412

File Name: redhat-RHSA-2024-10944.nasl

Version: 1.1

Type: local

Agent: unix

Family: Red Hat Local Security Checks

Published: 12/11/2024

Updated: 12/11/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

Vendor

Vendor Severity: Moderate

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

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

CVSS Score Source: CVE-2024-50264

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:redhat:enterprise_linux:kernel-rt, 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-devel, p-cpe:/a:redhat:enterprise_linux:kernel-rt-kvm, p-cpe:/a:redhat:enterprise_linux:kernel-rt-core, p-cpe:/a:redhat:enterprise_linux:kernel-rt-modules, p-cpe:/a:redhat:enterprise_linux:kernel-rt-debug-modules-extra, p-cpe:/a:redhat:enterprise_linux:kernel-rt-modules-extra, cpe:/o:redhat:rhel_eus:8.10, p-cpe:/a:redhat:enterprise_linux:kernel-rt-debug, p-cpe:/a:redhat:enterprise_linux:kernel-rt-debug-kvm, cpe:/o:redhat:enterprise_linux:8, p-cpe:/a:redhat:enterprise_linux:kernel-rt-debug-modules

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

Exploit Ease: No known exploits are available

Patch Publication Date: 12/11/2024

Vulnerability Publication Date: 9/13/2024

Reference Information

CVE: CVE-2024-46695, CVE-2024-49949, CVE-2024-50082, CVE-2024-50099, CVE-2024-50110, CVE-2024-50142, CVE-2024-50192, CVE-2024-50256, CVE-2024-50264

CWE: 287, 476, 908

RHSA: 2024:10944

Detections

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