Detections
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RHEL 7 : kpatch-patch (RHSA-2020:0698)
high Nessus Plugin ID 134265
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Synopsis
The remote Red Hat host is missing a security update for kpatch-patch.Description
The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2020:0698 advisory.- kernel: Use-after-free in __blk_drain_queue() function in block/blk-core.c (CVE-2018-20856)
Note that Nessus has not tested for this issue 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-2020:0698.See Also
http://www.nessus.org/u?c1402595
https://access.redhat.com/security/updates/classification/#important
Plugin Details
Severity: High
ID: 134265
File Name: redhat-RHSA-2020-0698.nasl
Version: 1.7
Type: local
Agent: unix
Family: Red Hat Local Security Checks
Published: 3/6/2020
Updated: 4/28/2024
Supported Sensors: Agentless Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Nessus
Risk Information
VPR
Risk Factor: Medium
Score: 5.9
CVSS v2
Risk Factor: Medium
Base Score: 4.6
Temporal Score: 3.4
Vector: CVSS2#AV:L/AC:L/Au:N/C:P/I:P/A:P
CVSS Score Source: CVE-2018-20856
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: cpe:/o:redhat:rhel_eus:7.6, p-cpe:/a:redhat:enterprise_linux:kpatch-patch-3_10_0-957_35_1, p-cpe:/a:redhat:enterprise_linux:kpatch-patch-3_10_0-957_35_2, p-cpe:/a:redhat:enterprise_linux:kpatch-patch-3_10_0-957_38_1, p-cpe:/a:redhat:enterprise_linux:kpatch-patch-3_10_0-957_38_2, p-cpe:/a:redhat:enterprise_linux:kpatch-patch-3_10_0-957_38_3, p-cpe:/a:redhat:enterprise_linux:kpatch-patch-3_10_0-957_41_1, p-cpe:/a:redhat:enterprise_linux:kpatch-patch-3_10_0-957_43_1
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: 3/3/2020
Vulnerability Publication Date: 10/3/2018
Reference Information
CVE: CVE-2018-20856