RHEL 9 : kernel (RHSA-2024:6567)

high Nessus Plugin ID 206943

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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 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2024:6567 advisory.

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

Security Fix(es):

* kernel: efivarfs: force RO when remounting if SetVariable is not supported (CVE-2023-52463)

* kernel: nfsd: fix RELEASE_LOCKOWNER (CVE-2024-26629)

* kernel: mm: cachestat: fix folio read-after-free in cache walk (CVE-2024-26630)

* kernel: mm/writeback: fix possible divide-by-zero in wb_dirty_limits(), again (CVE-2024-26720)

* kernel: Bluetooth: af_bluetooth: Fix deadlock (CVE-2024-26886)

* kernel: kprobes/x86: Use copy_from_kernel_nofault() to read from unsafe address (CVE-2024-26946)

* kernel: KVM: SVM: Flush pages under kvm->lock to fix UAF in svm_register_enc_region() (CVE-2024-35791)

* kernel: mm: cachestat: fix two shmem bugs (CVE-2024-35797)

* kernel: x86/coco: Require seeding RNG with RDRAND on CoCo systems (CVE-2024-35875)

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

* kernel: iommufd: Fix missing update of domains_itree after splitting iopt_area (CVE-2023-52801)

* kernel: net: fix out-of-bounds access in ops_init (CVE-2024-36883)

* kernel: regmap: maple: Fix cache corruption in regcache_maple_drop() (CVE-2024-36019)

* kernel: usb-storage: alauda: Check whether the media is initialized (CVE-2024-38619)

* kernel: net: bridge: mst: fix vlan use-after-free (CVE-2024-36979)

* kernel: scsi: qedf: Ensure the copied buf is NUL terminated (CVE-2024-38559)

* kernel: xhci: Handle TD clearing for multiple streams case (CVE-2024-40927)

* kernel: cxl/region: Fix memregion leaks in devm_cxl_add_region() (CVE-2024-40936)

* kernel: net/sched: Fix UAF when resolving a clash (CVE-2024-41040)

* kernel: ppp: reject claimed-as-LCP but actually malformed packets (CVE-2024-41044)

* kernel: mm: prevent derefencing NULL ptr in pfn_section_valid() (CVE-2024-41055)

* kernel: PCI/MSI: Fix UAF in msi_capability_init (CVE-2024-41096)

* kernel: xdp: Remove WARN() from __xdp_reg_mem_model() (CVE-2024-42082)

* kernel: x86: stop playing stack games in profile_pc() (CVE-2024-42096)

* kernel: Revert mm/writeback: fix possible divide-by-zero in wb_dirty_limits(), again (CVE-2024-42102)

* kernel: mm: avoid overflows in dirty throttling logic (CVE-2024-42131)

* kernel: nvme: avoid double free special payload (CVE-2024-41073)

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-2024:6567.

Plugin Details

Severity: High

ID: 206943

File Name: redhat-RHSA-2024-6567.nasl

Version: 1.3

Type: local

Agent: unix

Family: Red Hat Local Security Checks

Published: 9/11/2024

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: 5.3

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

CVSS Score Source: CVE-2024-41096

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 7

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:P/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:kernel-64k-debug-devel-matched, p-cpe:/a:redhat:enterprise_linux:kernel-debug-modules-core, 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-64k-debug-devel, p-cpe:/a:redhat:enterprise_linux:kernel-debug-core, p-cpe:/a:redhat:enterprise_linux:kernel-64k-debug-core, p-cpe:/a:redhat:enterprise_linux:kernel-tools-libs-devel, p-cpe:/a:redhat:enterprise_linux:kernel-zfcpdump-modules-core, p-cpe:/a:redhat:enterprise_linux:kernel-debug-devel, p-cpe:/a:redhat:enterprise_linux:kernel-64k-debug-modules-core, p-cpe:/a:redhat:enterprise_linux:kernel-core, p-cpe:/a:redhat:enterprise_linux:kernel-64k-modules-extra, p-cpe:/a:redhat:enterprise_linux:kernel-cross-headers, p-cpe:/a:redhat:enterprise_linux:kernel-64k-debug-modules, p-cpe:/a:redhat:enterprise_linux:libperf, p-cpe:/a:redhat:enterprise_linux:kernel-modules, p-cpe:/a:redhat:enterprise_linux:kernel-rt-debug-modules-extra, p-cpe:/a:redhat:enterprise_linux:kernel-zfcpdump-modules, p-cpe:/a:redhat:enterprise_linux:kernel-modules-core, 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:kernel-rt-modules-core, p-cpe:/a:redhat:enterprise_linux:python3-perf, cpe:/o:redhat:rhel_eus:9.4, p-cpe:/a:redhat:enterprise_linux:kernel-debug-devel-matched, p-cpe:/a:redhat:enterprise_linux:kernel-rt-modules-extra, p-cpe:/a:redhat:enterprise_linux:kernel-devel-matched, p-cpe:/a:redhat:enterprise_linux:rtla, p-cpe:/a:redhat:enterprise_linux:kernel-rt-debug-modules-core, p-cpe:/a:redhat:enterprise_linux:kernel-rt-debug, p-cpe:/a:redhat:enterprise_linux:kernel-64k-core, p-cpe:/a:redhat:enterprise_linux:kernel-64k-devel-matched, p-cpe:/a:redhat:enterprise_linux:kernel-64k-modules, p-cpe:/a:redhat:enterprise_linux:kernel-rt, p-cpe:/a:redhat:enterprise_linux:kernel-rt-debug-kvm, p-cpe:/a:redhat:enterprise_linux:kernel-debug-uki-virt, p-cpe:/a:redhat:enterprise_linux:kernel-tools-libs, p-cpe:/a:redhat:enterprise_linux:kernel-rt-debug-modules, p-cpe:/a:redhat:enterprise_linux:perf, p-cpe:/a:redhat:enterprise_linux:kernel-rt-debug-devel, p-cpe:/a:redhat:enterprise_linux:bpftool, p-cpe:/a:redhat:enterprise_linux:kernel-rt-kvm, p-cpe:/a:redhat:enterprise_linux:kernel-tools, p-cpe:/a:redhat:enterprise_linux:kernel-zfcpdump, cpe:/o:redhat:enterprise_linux:9, p-cpe:/a:redhat:enterprise_linux:kernel-64k, p-cpe:/a:redhat:enterprise_linux:kernel-zfcpdump-devel-matched, p-cpe:/a:redhat:enterprise_linux:kernel-64k-modules-core, p-cpe:/a:redhat:enterprise_linux:kernel-debug-modules-extra, p-cpe:/a:redhat:enterprise_linux:rv, p-cpe:/a:redhat:enterprise_linux:kernel-64k-debug-modules-extra, p-cpe:/a:redhat:enterprise_linux:kernel-64k-debug, p-cpe:/a:redhat:enterprise_linux:kernel, p-cpe:/a:redhat:enterprise_linux:kernel-devel, p-cpe:/a:redhat:enterprise_linux:kernel-64k-devel, p-cpe:/a:redhat:enterprise_linux:kernel-uki-virt, 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-rt-debug-core, p-cpe:/a:redhat:enterprise_linux:kernel-rt-devel

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: 9/11/2024

Vulnerability Publication Date: 2/15/2024

Reference Information

CVE: CVE-2023-52463, CVE-2023-52801, CVE-2024-26629, CVE-2024-26630, CVE-2024-26720, CVE-2024-26886, CVE-2024-26946, CVE-2024-35791, CVE-2024-35797, CVE-2024-35875, CVE-2024-36000, CVE-2024-36019, CVE-2024-36883, CVE-2024-36979, CVE-2024-38559, CVE-2024-38619, CVE-2024-40927, CVE-2024-40936, CVE-2024-41040, CVE-2024-41044, CVE-2024-41055, CVE-2024-41073, CVE-2024-41096, CVE-2024-42082, CVE-2024-42096, CVE-2024-42102, CVE-2024-42131

CWE: 125, 190, 20, 369, 393, 402, 415, 416, 457, 476, 770, 787, 820, 833, 99

RHSA: 2024:6567

Detections

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