CVEvulnerability
CVE-2020-15678
8.8 HIGH
Official page ↗
- Status
- Modified
- Published
- 2020-10-01
- 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])
- 6.8 MEDIUM — AV:N/AC:M/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-416
Description
When recursing through graphical layers while scrolling, an iterator may have become invalid, resulting in a potential use-after-free. This occurs because the function APZCTreeManager::ComputeClippedCompositionBounds did not follow iterator invalidation rules. This vulnerability affects Firefox < 81, Thunderbird < 78.3, and Firefox ESR < 78.3.
Affected configurations
• mozilla firefox (< 81.0)
• mozilla firefox esr (< 78.3)
• mozilla thunderbird (< 78.3)
• opensuse leap 15.1
• opensuse leap 15.2
• debian debian linux 9.0
• debian debian linux 10.0
Related
Weakness · CWE (1)
- CWE-416 Use After Free weakness
References
- http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00074.html Broken Link, Mailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00077.html Broken Link, Mailing List, Third Party Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1660211 Issue Tracking, Permissions Required, Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2020/10/msg00020.html Mailing List, Third Party Advisory
- https://security.gentoo.org/glsa/202010-02 Third Party Advisory
- https://www.debian.org/security/2020/dsa-4770 Third Party Advisory
- https://www.mozilla.org/security/advisories/mfsa2020-42/ Release Notes, Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2020-43/ Release Notes, Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2020-44/ Release Notes, Vendor Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00074.html Broken Link, Mailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00077.html Broken Link, Mailing List, Third Party Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1660211 Issue Tracking, Permissions Required, Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2020/10/msg00020.html Mailing List, Third Party Advisory
- https://security.gentoo.org/glsa/202010-02 Third Party Advisory
- https://www.debian.org/security/2020/dsa-4770 Third Party Advisory
- https://www.mozilla.org/security/advisories/mfsa2020-42/ Release Notes, Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2020-43/ Release Notes, Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2020-44/ Release Notes, Vendor Advisory