RHEL 8 : kernel (RHSA-2024:5065)

high Nessus Plugin ID 205114

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Synopsis

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

Description

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2024:5065 advisory.

The kernel packages contain the Linux kernel, the core of any Linux operating system.

Security Fix(es):

* kernel: drm: Don't unref the same fb many times by mistake due to deadlock handling (CVE-2023-52486)

* kernel: tcp: add sanity checks to rx zerocopy (CVE-2024-26640)

* kernel: vfio/pci: Lock external INTx masking ops (CVE-2024-26810)

* kernel: mptcp: fix data re-injection from stale subflow (CVE-2024-26826)

* kernel: NFSv4.2: fix nfs4_listxattr kernel BUG at mm/usercopy.c:102 (CVE-2024-26870)

* kernel: mac802154: fix llsec key resources release in mac802154_llsec_key_del (CVE-2024-26961)

* kernel: wifi: mac80211: check/clear fast rx for non-4addr sta VLAN changes (CVE-2024-35789)

* kernel: mm/hugetlb: fix missing hugetlb_lock for resv uncharge (CVE-2024-36000)

* kernel: hwmon: (mlxreg-fan) Return non-zero value when fan current state is enforced from sysfs (CVE-2021-47393)

* kernel: net/mlx5: Discard command completions in internal error (CVE-2024-38555)

* kernel: ipvlan: Dont Use skb->sk in ipvlan_process_v{4,6}_outbound (CVE-2024-33621)

* kernel: tls: fix missing memory barrier in tls_init (CVE-2024-36489)

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 package based on the guidance in RHSA-2024:5065.

Plugin Details

Severity: High

ID: 205114

File Name: redhat-RHSA-2024-5065.nasl

Version: 1.3

Type: local

Agent: unix

Family: Red Hat Local Security Checks

Published: 8/7/2024

Updated: 11/7/2024

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-2024-38555

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-debug-core, p-cpe:/a:redhat:enterprise_linux:kernel-debug-devel, p-cpe:/a:redhat:enterprise_linux:kernel-core, p-cpe:/a:redhat:enterprise_linux:kernel-cross-headers, cpe:/o:redhat:rhel_tus:8.6, p-cpe:/a:redhat:enterprise_linux:kernel-tools-libs, p-cpe:/a:redhat:enterprise_linux:perf, p-cpe:/a:redhat:enterprise_linux:bpftool, p-cpe:/a:redhat:enterprise_linux:kernel-tools, p-cpe:/a:redhat:enterprise_linux:kernel-zfcpdump, cpe:/o:redhat:rhel_e4s:8.6, p-cpe:/a:redhat:enterprise_linux:kernel-debug-modules-extra, p-cpe:/a:redhat:enterprise_linux:kernel, p-cpe:/a:redhat:enterprise_linux:kernel-devel, p-cpe:/a:redhat:enterprise_linux:kernel-zfcpdump-core, p-cpe:/a:redhat:enterprise_linux:kernel-zfcpdump-modules-extra, p-cpe:/a:redhat:enterprise_linux:kernel-modules-extra, p-cpe:/a:redhat:enterprise_linux:kernel-headers, p-cpe:/a:redhat:enterprise_linux:kernel-modules, p-cpe:/a:redhat:enterprise_linux:kernel-zfcpdump-modules, cpe:/o:redhat:rhel_aus:8.6, p-cpe:/a:redhat:enterprise_linux:kernel-zfcpdump-devel, p-cpe:/a:redhat:enterprise_linux:kernel-debug-modules, p-cpe:/a:redhat:enterprise_linux:kernel-debug, p-cpe:/a:redhat:enterprise_linux:python3-perf

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: 8/7/2024

Vulnerability Publication Date: 2/15/2024

Reference Information

CVE: CVE-2021-47393, CVE-2023-52486, CVE-2024-26640, CVE-2024-26810, CVE-2024-26826, CVE-2024-26870, CVE-2024-26961, CVE-2024-33621, CVE-2024-35789, CVE-2024-36000, CVE-2024-36489, CVE-2024-38555

CWE: 20, 362, 402, 416, 459, 754, 833

RHSA: 2024:5065

Detections

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