Vulnerability Description
In non-standard configurations, a JPEG image created by JavaScript could have caused an internal variable to overflow, resulting in an out of bounds write, memory corruption, and a potentially exploitable crash. This vulnerability affects Firefox < 78.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Mozilla | Firefox | < 78.0 |
| Opensuse | Leap | 15.1 |
Related Weaknesses (CWE)
References
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00027.htmlMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00049.htmlMailing ListThird Party Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1450353Issue TrackingVendor Advisory
- https://security.gentoo.org/glsa/202007-10Third Party Advisory
- https://www.mozilla.org/security/advisories/mfsa2020-24/Vendor Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00027.htmlMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00049.htmlMailing ListThird Party Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1450353Issue TrackingVendor Advisory
- https://security.gentoo.org/glsa/202007-10Third Party Advisory
- https://www.mozilla.org/security/advisories/mfsa2020-24/Vendor Advisory
FAQ
What is CVE-2020-12422?
CVE-2020-12422 is a vulnerability with a CVSS score of 8.8 (HIGH). In non-standard configurations, a JPEG image created by JavaScript could have caused an internal variable to overflow, resulting in an out of bounds write, memory corruption, and a potentially exploit...
How severe is CVE-2020-12422?
CVE-2020-12422 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2020-12422?
Check the references section above for vendor advisories and patch information. Affected products include: Mozilla Firefox, Opensuse Leap.