CVEvulnerability
CVE-2020-12422
8.8 HIGH
Official page ↗
- Status
- Modified
- Published
- 2020-07-09
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 8.8 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 7.6 HIGH — AV:N/AC:H/Au:N/C:C/I:C/A:C
- Weaknesses
- CWE-787
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.
Affected configurations
• mozilla firefox (< 78.0)
• opensuse leap 15.1
• opensuse leap 15.2
Related
Weakness · CWE (1)
- CWE-787 Out-of-bounds Write weakness
References
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00027.html Mailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00049.html Mailing List, Third Party Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1450353 Issue Tracking, Vendor Advisory
- https://security.gentoo.org/glsa/202007-10 Third Party Advisory
- https://www.mozilla.org/security/advisories/mfsa2020-24/ Vendor Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00027.html Mailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00049.html Mailing List, Third Party Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1450353 Issue Tracking, Vendor Advisory
- https://security.gentoo.org/glsa/202007-10 Third Party Advisory
- https://www.mozilla.org/security/advisories/mfsa2020-24/ Vendor Advisory