RHEL 8 : kernel-rt (RHSA-2024:5102)

high Nessus Plugin ID 205212

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-2024:5102 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: efivarfs: force RO when remounting if SetVariable is not supported (CVE-2023-52463)

* kernel: tracing: Restructure trace_clock_global() to never block (CVE-2021-46939)

* kernel: ext4: avoid online resizing failures due to oversized flex bg (CVE-2023-52622)

* kernel: net/sched: flower: Fix chain template offload (CVE-2024-26669)

* kernel: stmmac: Clear variable when destroying workqueue (CVE-2024-26802)

* kernel: efi: runtime: Fix potential overflow of soft-reserved region size (CVE-2024-26843)

* kernel: quota: Fix potential NULL pointer dereference (CVE-2024-26878)

* kernel: TIPC message reassembly use-after-free remote code execution vulnerability (CVE-2024-36886)

* kernel: SUNRPC: fix a memleak in gss_import_v2_context (CVE-2023-52653)

* kernel: dmaengine/idxd: hardware erratum allows potential security problem with direct access by untrusted application (CVE-2024-21823)

* kernel: ext4: fix corruption during on-line resize (CVE-2024-35807)

* kernel: x86/fpu: Keep xfd_state in sync with MSR_IA32_XFD (CVE-2024-35801)

* kernel: dyndbg: fix old BUG_ON in >control parser (CVE-2024-35947)

* kernel: net/sched: act_skbmod: prevent kernel-infoleak (CVE-2024-35893)

* kernel: x86/mce: Make sure to grab mce_sysfs_mutex in set_bank() (CVE-2024-35876)

* kernel: platform/x86: wmi: Fix opening of char device (CVE-2023-52864)

* kernel: tipc: Change nla_policy for bearer-related names to NLA_NUL_STRING (CVE-2023-52845)

* kernel: Revert net/mlx5: Block entering switchdev mode with ns inconsistency (CVE-2023-52658)

* kernel: crash due to a missing check for leb_size (CVE-2024-25739)

* kernel: tcp: make sure init the accept_queue's spinlocks once (CVE-2024-26614)

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

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

* kernel: nfs: fix UAF in direct writes (CVE-2024-26958)

* kernel: SUNRPC: fix some memleaks in gssx_dec_option_array (CVE-2024-27388)

* kernel: wifi: iwlwifi: mvm: don't set the MFP flag for the GTK (CVE-2024-27434)

* kernel: of: Fix double free in of_parse_phandle_with_args_map (CVE-2023-52679)

* kernel: scsi: lpfc: Fix possible memory leak in lpfc_rcv_padisc() (CVE-2024-35930)

* kernel: wifi: iwlwifi: mvm: rfi: fix potential response leaks (CVE-2024-35912)

* kernel: block: prevent division by zero in blk_rq_stat_sum() (CVE-2024-35925)

* kernel: wifi: ath11k: decrease MHI channel buffer length to 8KB (CVE-2024-35938)

* kernel: wifi: cfg80211: check A-MSDU format more carefully (CVE-2024-35937)

* kernel: wifi: rtw89: fix null pointer access when abort scan (CVE-2024-35946)

* kernel: netfilter: nf_tables: honor table dormant flag from netdev release event path (CVE-2024-36005)

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

* kernel: mlxsw: spectrum_acl_tcam: Fix incorrect list API usage (CVE-2024-36006)

* kernel: net: ieee802154: fix null deref in parse dev addr (CVE-2021-47257)

* kernel: mmc: sdio: fix possible resource leaks in some error paths (CVE-2023-52730)

* kernel: wifi: ath11k: fix gtk offload status event locking (CVE-2023-52777)

* (CVE-2023-52832)
* (CVE-2023-52803)
* (CVE-2023-52756)
* (CVE-2023-52834)
* (CVE-2023-52791)
* (CVE-2023-52764)
* (CVE-2021-47468)
* (CVE-2021-47284)
* (CVE-2024-36025)
* (CVE-2024-36941)
* (CVE-2024-36940)
* (CVE-2024-36904)
* (CVE-2024-36896)
* (CVE-2024-36954)
* (CVE-2024-36950)
* (CVE-2024-38575)
* (CVE-2024-36917)
* (CVE-2024-36016)
* (CVE-2023-52762)
* (CVE-2024-27025)
* (CVE-2021-47548)
* (CVE-2023-52619)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer 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-2024:5102.

Plugin Details

Severity: High

ID: 205212

File Name: redhat-RHSA-2024-5102.nasl

Version: 1.1

Type: local

Agent: unix

Family: Red Hat Local Security Checks

Published: 8/8/2024

Updated: 8/8/2024

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

Risk Information

VPR

Risk Factor: Critical

Score: 9.0

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5.6

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

CVSS Score Source: CVE-2024-36971

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: 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, 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 Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 8/8/2024

Vulnerability Publication Date: 7/14/2021

CISA Known Exploited Vulnerability Due Dates: 8/28/2024

Reference Information

CVE: CVE-2021-46939, CVE-2021-47257, CVE-2021-47284, CVE-2021-47304, CVE-2021-47373, CVE-2021-47408, CVE-2021-47461, CVE-2021-47468, CVE-2021-47491, CVE-2021-47548, CVE-2021-47579, CVE-2021-47624, CVE-2022-48632, CVE-2022-48743, CVE-2022-48747, CVE-2022-48757, CVE-2023-52463, CVE-2023-52469, CVE-2023-52471, CVE-2023-52486, CVE-2023-52530, CVE-2023-52619, CVE-2023-52622, CVE-2023-52623, CVE-2023-52648, CVE-2023-52653, CVE-2023-52658, CVE-2023-52662, CVE-2023-52679, CVE-2023-52707, CVE-2023-52730, CVE-2023-52756, CVE-2023-52762, CVE-2023-52764, CVE-2023-52777, CVE-2023-52784, CVE-2023-52791, CVE-2023-52796, CVE-2023-52803, CVE-2023-52811, CVE-2023-52832, CVE-2023-52834, CVE-2023-52845, CVE-2023-52847, CVE-2023-52864, CVE-2024-21823, CVE-2024-2201, CVE-2024-25739, CVE-2024-26586, CVE-2024-26614, CVE-2024-26640, CVE-2024-26660, CVE-2024-26669, CVE-2024-26686, CVE-2024-26704, CVE-2024-26733, CVE-2024-26740, CVE-2024-26772, CVE-2024-26773, CVE-2024-26802, CVE-2024-26810, CVE-2024-26837, CVE-2024-26840, CVE-2024-26843, CVE-2024-26852, CVE-2024-26853, CVE-2024-26870, CVE-2024-26878, CVE-2024-26921, CVE-2024-26925, CVE-2024-26940, CVE-2024-26958, CVE-2024-26960, CVE-2024-26961, CVE-2024-27010, CVE-2024-27011, CVE-2024-27019, CVE-2024-27020, CVE-2024-27025, CVE-2024-27065, CVE-2024-27388, CVE-2024-27395, CVE-2024-27434, CVE-2024-31076, CVE-2024-33621, CVE-2024-35790, CVE-2024-35801, CVE-2024-35807, CVE-2024-35810, CVE-2024-35814, CVE-2024-35847, CVE-2024-35876, CVE-2024-35893, CVE-2024-35896, CVE-2024-35897, CVE-2024-35899, CVE-2024-35900, CVE-2024-35910, CVE-2024-35912, CVE-2024-35924, CVE-2024-35925, CVE-2024-35930, CVE-2024-35937, CVE-2024-35938, CVE-2024-35946, CVE-2024-35947, CVE-2024-35952, CVE-2024-36000, CVE-2024-36005, CVE-2024-36006, CVE-2024-36010, CVE-2024-36016, CVE-2024-36017, CVE-2024-36020, CVE-2024-36025, CVE-2024-36270, CVE-2024-36286, CVE-2024-36489, CVE-2024-36886, CVE-2024-36889, CVE-2024-36896, CVE-2024-36904, CVE-2024-36905, CVE-2024-36917, CVE-2024-36921, CVE-2024-36927, CVE-2024-36929, CVE-2024-36933, CVE-2024-36940, CVE-2024-36941, CVE-2024-36950, CVE-2024-36954, CVE-2024-36960, CVE-2024-36971, CVE-2024-36978, CVE-2024-36979, CVE-2024-38538, CVE-2024-38555, CVE-2024-38573, CVE-2024-38575, CVE-2024-38596, CVE-2024-38615, CVE-2024-38627, CVE-2024-39276, CVE-2024-39472, CVE-2024-39476, CVE-2024-39487, CVE-2024-39502, CVE-2024-40927

CWE: 119, 120, 121, 122, 124, 125, 129, 131, 1423, 170, 190, 20, 229, 276, 362, 369, 402, 413, 415, 416, 457, 459, 476, 590, 664, 665, 667, 754, 787, 822, 833, 99

RHSA: 2024:5102

Detections

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