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A firefox-esr security update has been released for Debian GNU/Linux 11 to address multiple security issues.

DSA 5282-1: firefox-esr security update

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Debian Security Advisory DSA-5282-1 Moritz Muehlenhoff
November 16, 2022
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Package : firefox-esr
CVE ID : CVE-2022-45403 CVE-2022-45404 CVE-2022-45405 CVE-2022-45406
CVE-2022-45408 CVE-2022-45409 CVE-2022-45410 CVE-2022-45411
CVE-2022-45412 CVE-2022-45416 CVE-2022-45418 CVE-2022-45420

Multiple security issues have been found in the Mozilla Firefox web
browser, which could potentially result in the execution of arbitrary
code, information disclosure, spoofing or bypass of the SameSite cookie

For the stable distribution (bullseye), these problems have been fixed in
version 102.5.0esr-1~deb11u1.

We recommend that you upgrade your firefox-esr packages.

For the detailed security status of firefox-esr please refer to
its security tracker page at:

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: