RHEL 7 : kernel (RHSA-2020:0664)
critical Nessus Plugin ID 134262
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Synopsis
The remote Red Hat host is missing one or more security updates.Description
The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2020:0664 advisory.- kernel: Use-after-free in __blk_drain_queue() function in block/blk-core.c (CVE-2018-20856)
- kernel: heap overflow in mwifiex_update_vs_ie() function of Marvell WiFi driver (CVE-2019-14816)
- kernel: heap-based buffer overflow in mwifiex_process_country_ie() function in drivers/net/wireless/marvell/mwifiex/sta_ioctl.c (CVE-2019-14895)
- kernel: buffer overflow in cfg80211_mgd_wext_giwessid in net/wireless/wext-sme.c (CVE-2019-17133)
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 affected packages.See Also
https://cwe.mitre.org/data/definitions/119.html
https://cwe.mitre.org/data/definitions/120.html
https://cwe.mitre.org/data/definitions/122.html
https://access.redhat.com/security/cve/CVE-2018-20856
https://access.redhat.com/security/cve/CVE-2019-14816
https://access.redhat.com/security/cve/CVE-2019-14895
https://access.redhat.com/security/cve/CVE-2019-17133
https://access.redhat.com/errata/RHSA-2020:0664
https://bugzilla.redhat.com/1738705
https://bugzilla.redhat.com/1744149
Plugin Details
Severity: Critical
ID: 134262
File Name: redhat-RHSA-2020-0664.nasl
Version: 1.5
Type: local
Agent: unix
Family: Red Hat Local Security Checks
Published: 3/6/2020
Updated: 7/21/2021
Dependencies: ssh_get_info.nasl, redhat_repos.nasl, linux_alt_patch_detect.nasl
Risk Information
CVSS Score Source: CVE-2019-17133
VPR
Risk Factor: High
Score: 7.4
CVSS v2
Risk Factor: High
Base Score: 7.5
Temporal Score: 5.5
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P
Temporal Vector: E:U/RL:OF/RC:C
CVSS v3
Risk Factor: Critical
Base Score: 9.8
Temporal Score: 8.5
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Temporal Vector: E:U/RL:O/RC:C
Vulnerability Information
CPE: cpe:/o:redhat:rhel_aus:7.6, cpe:/o:redhat:rhel_e4s:7.6, cpe:/o:redhat:rhel_eus:7.6, cpe:/o:redhat:rhel_tus:7.6, p-cpe:/a:redhat:enterprise_linux:bpftool, p-cpe:/a:redhat:enterprise_linux:kernel, p-cpe:/a:redhat:enterprise_linux:kernel-abi-whitelists, p-cpe:/a:redhat:enterprise_linux:kernel-bootwrapper, p-cpe:/a:redhat:enterprise_linux:kernel-debug, p-cpe:/a:redhat:enterprise_linux:kernel-debug-devel, p-cpe:/a:redhat:enterprise_linux:kernel-devel, p-cpe:/a:redhat:enterprise_linux:kernel-headers, p-cpe:/a:redhat:enterprise_linux:kernel-kdump, p-cpe:/a:redhat:enterprise_linux:kernel-kdump-devel, p-cpe:/a:redhat:enterprise_linux:kernel-tools, p-cpe:/a:redhat:enterprise_linux:kernel-tools-libs, p-cpe:/a:redhat:enterprise_linux:kernel-tools-libs-devel, p-cpe:/a:redhat:enterprise_linux:perf, p-cpe:/a:redhat:enterprise_linux:python-perf
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, CVE-2019-14816, CVE-2019-14895, CVE-2019-17133