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RHEL 8 : kpatch-patch (RHSA-2024:0554)
high Nessus Plugin ID 189750
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Synopsis
The remote Red Hat host is missing one or more security updates for kpatch-patch.Description
The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2024:0554 advisory.This is a kernel live patch module which is automatically loaded by the RPM post-install script to modify the code of a running kernel.
Security Fix(es):
* kernel: bpf: Incorrect verifier pruning leads to unsafe code paths being incorrectly marked as safe (CVE-2023-2163)
* kernel: net/sched: sch_qfq component can be exploited if in qfq_change_agg function happens qfq_enqueue overhead (CVE-2023-3611)
* kernel: tun: bugs for oversize packet when napi frags enabled in tun_napi_alloc_frags (CVE-2023-3812)
* kernel: use after free in unix_stream_sendpage (CVE-2023-4622)
* kernel: net/sched: sch_hfsc UAF (CVE-2023-4623)
* kernel: use after free in nvmet_tcp_free_crypto in NVMe (CVE-2023-5178)
* kernel: out-of-bounds write in qfq_change_class function (CVE-2023-31436)
* kernel: IGB driver inadequate buffer size for frames larger than MTU (CVE-2023-45871)
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 kpatch-patch package based on the guidance in RHSA-2024:0554.See Also
http://www.nessus.org/u?5bf1b504
https://access.redhat.com/security/updates/classification/#important
https://bugzilla.redhat.com/show_bug.cgi?id=2192671
https://bugzilla.redhat.com/show_bug.cgi?id=2224048
https://bugzilla.redhat.com/show_bug.cgi?id=2225191
https://bugzilla.redhat.com/show_bug.cgi?id=2237757
https://bugzilla.redhat.com/show_bug.cgi?id=2237760
https://bugzilla.redhat.com/show_bug.cgi?id=2240249
https://bugzilla.redhat.com/show_bug.cgi?id=2241924
Plugin Details
Severity: High
ID: 189750
File Name: redhat-RHSA-2024-0554.nasl
Version: 1.5
Type: local
Agent: unix
Family: Red Hat Local Security Checks
Published: 1/30/2024
Updated: 11/8/2024
Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Continuous Assessment, Nessus
Risk Information
VPR
Risk Factor: High
Score: 7.3
Vendor
Vendor Severity: Important
CVSS v2
Risk Factor: High
Base Score: 9
Temporal Score: 7
Vector: CVSS2#AV:N/AC:L/Au:S/C:C/I:C/A:C
CVSS Score Source: CVE-2023-5178
CVSS v3
Risk Factor: High
Base Score: 8.8
Temporal Score: 7.9
Vector: CVSS:3.0/AV:N/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:kpatch-patch-4_18_0-477_27_1, cpe:/o:redhat:rhel_eus:8.8, p-cpe:/a:redhat:enterprise_linux:kpatch-patch-4_18_0-477_36_1, p-cpe:/a:redhat:enterprise_linux:kpatch-patch-4_18_0-477_21_1
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: 1/30/2024
Vulnerability Publication Date: 12/1/2022
Reference Information
CVE: CVE-2023-2163, CVE-2023-31436, CVE-2023-3611, CVE-2023-3812, CVE-2023-45871, CVE-2023-4622, CVE-2023-4623, CVE-2023-5178