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RHEL 9 : kpatch-patch (RHSA-2023:1471)
high Nessus Plugin ID 173427
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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 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2023:1471 advisory.- kernel: tun: avoid double free in tun_free_netdev (CVE-2022-4744)
- ALSA: pcm: Move rwsem lock inside snd_ctl_elem_read to prevent UAF (CVE-2023-0266)
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-2023:1471.See Also
http://www.nessus.org/u?6c1ae1e3
https://access.redhat.com/security/updates/classification/#important
https://bugzilla.redhat.com/show_bug.cgi?id=2156322
Plugin Details
Severity: High
ID: 173427
File Name: redhat-RHSA-2023-1471.nasl
Version: 1.4
Type: local
Agent: unix
Family: Red Hat Local Security Checks
Published: 3/27/2023
Updated: 4/23/2024
Supported Sensors: Agentless Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Nessus
Risk Information
VPR
Risk Factor: High
Score: 7.4
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-2023-0266
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: cpe:/o:redhat:enterprise_linux:9, p-cpe:/a:redhat:enterprise_linux:kpatch-patch-5_14_0-162_12_1, p-cpe:/a:redhat:enterprise_linux:kpatch-patch-5_14_0-162_18_1, p-cpe:/a:redhat:enterprise_linux:kpatch-patch-5_14_0-162_6_1
Required KB Items: Host/cpu, Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list
Exploit Available: true
Exploit Ease: Exploits are available
Patch Publication Date: 3/27/2023
Vulnerability Publication Date: 1/30/2023
CISA Known Exploited Vulnerability Due Dates: 4/20/2023
Reference Information
CVE: CVE-2022-4744, CVE-2023-0266