CVEvulnerability
CVE-2018-5094
7.5 HIGH
Official page ↗
- Status
- Modified
- Published
- 2018-06-11
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.0 ([email protected])
- 7.5 HIGH — CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- CVSS 2.0 ([email protected])
- 5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:N/A:P
- Weaknesses
- CWE-119
Description
A heap buffer overflow vulnerability may occur in WebAssembly when "shrinkElements" is called followed by garbage collection on memory that is now uninitialized. This results in a potentially exploitable crash. This vulnerability affects Firefox < 58.
Affected configurations
• mozilla firefox (<= 57.0.4)
• canonical ubuntu linux 14.04
• canonical ubuntu linux 16.04
• canonical ubuntu linux 17.10
Related
Weakness · CWE (1)
- CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer weakness
References
- http://www.securityfocus.com/bid/102786 Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1040270 Third Party Advisory, VDB Entry
- https://bugzilla.mozilla.org/show_bug.cgi?id=1415883 Issue Tracking, Permissions Required
- https://usn.ubuntu.com/3544-1/ Third Party Advisory
- https://www.mozilla.org/security/advisories/mfsa2018-02/ Vendor Advisory
- http://www.securityfocus.com/bid/102786 Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1040270 Third Party Advisory, VDB Entry
- https://bugzilla.mozilla.org/show_bug.cgi?id=1415883 Issue Tracking, Permissions Required
- https://usn.ubuntu.com/3544-1/ Third Party Advisory
- https://www.mozilla.org/security/advisories/mfsa2018-02/ Vendor Advisory