Detections
Analytics
RHEL 8 : firefox (RHSA-2021:3156)
high Nessus Plugin ID 152577
Language:
Synopsis
The remote Red Hat host is missing one or more security updates for firefox.Description
The remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2021:3156 advisory.- Mozilla: Uninitialized memory in a canvas object could have led to memory corruption (CVE-2021-29980)
- Mozilla: Incorrect instruction reordering during JIT optimization (CVE-2021-29984)
- Mozilla: Use-after-free media channels (CVE-2021-29985)
- Mozilla: Race condition when resolving DNS names could have led to memory corruption (CVE-2021-29986)
- Mozilla: Memory corruption as a result of incorrect style treatment (CVE-2021-29988)
- Mozilla: Memory safety bugs fixed in Thunderbird 78.13 (CVE-2021-29989)
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 firefox package based on the guidance in RHSA-2021:3156.See Also
http://www.nessus.org/u?2f9a1531
https://access.redhat.com/security/updates/classification/#important
https://access.redhat.com/errata/RHSA-2021:3156
https://bugzilla.redhat.com/show_bug.cgi?id=1992417
https://bugzilla.redhat.com/show_bug.cgi?id=1992419
https://bugzilla.redhat.com/show_bug.cgi?id=1992420
https://bugzilla.redhat.com/show_bug.cgi?id=1992421
Plugin Details
Severity: High
ID: 152577
File Name: redhat-RHSA-2021-3156.nasl
Version: 1.11
Type: local
Agent: unix
Family: Red Hat Local Security Checks
Published: 8/16/2021
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: 6.7
CVSS v2
Risk Factor: Medium
Base Score: 6.8
Temporal Score: 5.3
Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P
CVSS Score Source: CVE-2021-29989
CVSS v3
Risk Factor: High
Base Score: 8.8
Temporal Score: 7.9
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C
Vulnerability Information
CPE: cpe:/o:redhat:rhel_eus:8.2, p-cpe:/a:redhat:enterprise_linux:firefox
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: 8/16/2021
Vulnerability Publication Date: 8/10/2021
Reference Information
CVE: CVE-2021-29980, CVE-2021-29984, CVE-2021-29985, CVE-2021-29986, CVE-2021-29988, CVE-2021-29989