ISOMAN

CVE

CVE-2020-12406

Mozilla Developer Iain Ireland discovered a missing type check during unboxed objects removal, resulting in a crash. We presume that with enough effort that it could be exploited to run arbitrary code. This vulnerability affects Thunderbird < 68.9.0, Firefox < 77, and Firefox ESR < 68.9.

Severity
HIGH
CVSS
8.8
Published
Modified
NVD detailAll CVEs

Linked Releases

DistributionReleaseStatusEvidence
Ubuntu20.04.6 amd64 desktopunknownsource
Ubuntu20.04.6 amd64 live-serverunknownsource
Ubuntu18.04.6 amd64 desktopunknownsource
Ubuntu18.04.6 amd64 live-serverunknownsource

References

  1. https://bugzilla.mozilla.org/show_bug.cgi?id=1639590
  2. https://usn.ubuntu.com/4421-1/
  3. https://www.mozilla.org/security/advisories/mfsa2020-20/
  4. https://www.mozilla.org/security/advisories/mfsa2020-21/
  5. https://www.mozilla.org/security/advisories/mfsa2020-22/
  6. https://bugzilla.mozilla.org/show_bug.cgi?id=1639590
  7. https://usn.ubuntu.com/4421-1/
  8. https://www.mozilla.org/security/advisories/mfsa2020-20/
  9. https://www.mozilla.org/security/advisories/mfsa2020-21/
  10. https://www.mozilla.org/security/advisories/mfsa2020-22/