CVEvulnerability
CVE-2017-7793
9.8 CRITICAL
Official page ↗
- Status
- Modified
- Published
- 2018-06-11
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.0 ([email protected])
- 9.8 CRITICAL — CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 7.5 HIGH — AV:N/AC:L/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-416
Description
A use-after-free vulnerability can occur in the Fetch API when the worker or the associated window are freed when still in use, resulting in a potentially exploitable crash. This vulnerability affects Firefox < 56, Firefox ESR < 52.4, and Thunderbird < 52.4.
Affected configurations
• debian debian linux 7.0
• debian debian linux 8.0
• debian debian linux 9.0
• redhat enterprise linux 5.0
• redhat enterprise linux 6.0
• redhat enterprise linux 7.0
• redhat enterprise linux desktop 5.0
• redhat enterprise linux desktop 6.0
• redhat enterprise linux desktop 7.0
• redhat enterprise linux server 5.0
• redhat enterprise linux server 6.0
• redhat enterprise linux server 7.0
• redhat enterprise linux server aus 7.3
• redhat enterprise linux server aus 7.4
• redhat enterprise linux server eus 7.3
• redhat enterprise linux server eus 7.4
• redhat enterprise linux server eus 7.5
• redhat enterprise linux workstation 5.0
• redhat enterprise linux workstation 6.0
• redhat enterprise linux workstation 7.0
• mozilla thunderbird (< 52.4.0)
• mozilla firefox (< 56.0)
• mozilla firefox (< 52.4.0)
Related
Weakness · CWE (1)
- CWE-416 Use After Free weakness
References
- http://www.securityfocus.com/bid/101055 Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1039465 Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2017:2831 Third Party Advisory
- https://access.redhat.com/errata/RHSA-2017:2885 Third Party Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1371889 Issue Tracking, Patch, Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2017/11/msg00000.html Third Party Advisory
- https://security.gentoo.org/glsa/201803-14 Third Party Advisory
- https://www.debian.org/security/2017/dsa-3987 Third Party Advisory
- https://www.debian.org/security/2017/dsa-4014 Third Party Advisory
- https://www.mozilla.org/security/advisories/mfsa2017-21/ Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2017-22/ Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2017-23/ Vendor Advisory
- http://www.securityfocus.com/bid/101055 Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1039465 Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2017:2831 Third Party Advisory
- https://access.redhat.com/errata/RHSA-2017:2885 Third Party Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1371889 Issue Tracking, Patch, Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2017/11/msg00000.html Third Party Advisory
- https://security.gentoo.org/glsa/201803-14 Third Party Advisory
- https://www.debian.org/security/2017/dsa-3987 Third Party Advisory
- https://www.debian.org/security/2017/dsa-4014 Third Party Advisory
- https://www.mozilla.org/security/advisories/mfsa2017-21/ Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2017-22/ Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2017-23/ Vendor Advisory