Vulnerability Description
In GNOME Epiphany before 41.4 and 42.x before 42.2, an HTML document can trigger a client buffer overflow (in ephy_string_shorten in the UI process) via a long page title. The issue occurs because the number of bytes for a UTF-8 ellipsis character is not properly considered.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Gnome | Epiphany | < 41.4 |
| Fedoraproject | Fedora | 34 |
| Debian | Debian Linux | 10.0 |
Related Weaknesses (CWE)
References
- https://gitlab.gnome.org/GNOME/epiphany/-/merge_requests/1106Issue TrackingPatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/08/msg00006.htmlMailing ListThird Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://www.debian.org/security/2022/dsa-5208Third Party Advisory
- https://gitlab.gnome.org/GNOME/epiphany/-/merge_requests/1106Issue TrackingPatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/08/msg00006.htmlMailing ListThird Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://www.debian.org/security/2022/dsa-5208Third Party Advisory
FAQ
What is CVE-2022-29536?
CVE-2022-29536 is a vulnerability with a CVSS score of 7.5 (HIGH). In GNOME Epiphany before 41.4 and 42.x before 42.2, an HTML document can trigger a client buffer overflow (in ephy_string_shorten in the UI process) via a long page title. The issue occurs because the...
How severe is CVE-2022-29536?
CVE-2022-29536 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2022-29536?
Check the references section above for vendor advisories and patch information. Affected products include: Gnome Epiphany, Fedoraproject Fedora, Debian Debian Linux.