ISOMAN

CVE

CVE-2020-12420

When trying to connect to a STUN server, a race condition could have caused a use-after-free of a pointer, leading to memory corruption and a potentially exploitable crash. This vulnerability affects Firefox ESR < 68.10, Firefox < 78, and Thunderbird < 68.10.0.

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. http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00023.html
  2. http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00026.html
  3. http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00027.html
  4. http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00049.html
  5. https://bugzilla.mozilla.org/show_bug.cgi?id=1643437
  6. https://security.gentoo.org/glsa/202007-09
  7. https://security.gentoo.org/glsa/202007-10
  8. https://usn.ubuntu.com/4421-1/
  9. https://www.mozilla.org/security/advisories/mfsa2020-24/
  10. https://www.mozilla.org/security/advisories/mfsa2020-25/
  11. https://www.mozilla.org/security/advisories/mfsa2020-26/
  12. http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00023.html
  13. http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00026.html
  14. http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00027.html
  15. http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00049.html
  16. https://bugzilla.mozilla.org/show_bug.cgi?id=1643437
  17. https://security.gentoo.org/glsa/202007-09
  18. https://security.gentoo.org/glsa/202007-10
  19. https://usn.ubuntu.com/4421-1/
  20. https://www.mozilla.org/security/advisories/mfsa2020-24/