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CentOS: Security Advisory for firefox (CESA-2021:3791)
Information
Severity
Severity
Family
Family
CVSSv2 Base
CVSSv2 Base
CVSSv2 Vector
CVSSv2 Vector
Solution Type
Solution Type
Created
Created
Modified
Modified
Summary
The remote host is missing an update for the 'firefox' package(s) announced via the CESA-2021:3791 advisory.
Insight
Insight
Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. This update upgrades Firefox to version 91.2.0 ESR. Security Fix(es): * Mozilla: Use-after-free in MessageTask (CVE-2021-38496) * Mozilla: Memory safety bugs fixed in Firefox 93, Firefox ESR 78.15, and Firefox ESR 91.2 (CVE-2021-38500) * Mozilla: Memory safety bugs fixed in Firefox 93 and Firefox ESR 91.2 (CVE-2021-38501) * rust-crossbeam-deque: race condition may lead to double free (CVE-2021-32810) * Mozilla: Validation message could have been overlaid on another origin (CVE-2021-38497) * Mozilla: Use-after-free of nsLanguageAtomService object (CVE-2021-38498) 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.
Affected Software
Affected Software
'firefox' package(s) on CentOS 7.
Detection Method
Detection Method
Checks if a vulnerable package version is present on the target host.
Solution
Solution
Please install the updated package(s).