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OpenAdvisories
High USN-6074-1 11 CVEs

firefox vulnerabilities

Published May 15, 2023 · Updated Apr 22, 2026

Ecosystem: Ubuntu

Summary

Multiple security issues were discovered in Firefox. If a user were
tricked into opening a specially crafted website, an attacker could
potentially exploit these to cause a denial of service, obtain sensitive
information across domains, or execute arbitrary code. (CVE-2023-32205,
CVE-2023-32207, CVE-2023-32210, CVE-2023-32211, CVE-2023-32212,
CVE-2023-32213, CVE-2023-32215, CVE-2023-32216)

Irvan Kurniawan discovered that Firefox did not properly manage memory
when using RLBox Expat driver. An attacker could potentially exploits this
issue to cause a denial of service. (CVE-2023-32206)

Anne van Kesteren discovered that Firefox did not properly validate the
import() call in service workers. An attacker could potentially exploits
this to obtain sensitive information. (CVE-2023-32208)

Sam Ezeh discovered that Firefox did not properly handle certain favicon
image files. If a user were tricked into opening a malicicous favicon file,
an attacker could cause a denial of service. (CVE-2023-32209)

Fixed packages 2

ReleasePackageFixed in
Ubuntu · 18.04 LTS 18.04:LTS firefox 113.0+build2-0ubuntu0.18.04.1
Ubuntu · 20.04 LTS 20.04:LTS firefox 113.0+build2-0ubuntu0.20.04.1

Vulnerabilities 11

References

  • report
    https://ubuntu.com/security/CVE-2023-32205
  • report
    https://ubuntu.com/security/CVE-2023-32206
  • report
    https://ubuntu.com/security/CVE-2023-32207
  • report
    https://ubuntu.com/security/CVE-2023-32208
  • report
    https://ubuntu.com/security/CVE-2023-32209
  • report
    https://ubuntu.com/security/CVE-2023-32210
  • report
    https://ubuntu.com/security/CVE-2023-32211
  • report
    https://ubuntu.com/security/CVE-2023-32212
  • report
    https://ubuntu.com/security/CVE-2023-32213
  • report
    https://ubuntu.com/security/CVE-2023-32215
  • report
    https://ubuntu.com/security/CVE-2023-32216