Epiphany: Buffer Overflow — GLSA 202405-27

A vulnerability has been discovered in Epiphany, which can lead to a buffer overflow.

Affected packages

Package	www-client/epiphany on all architectures
Affected versions	< 42.4
Unaffected versions	>= 42.4

Background

Epiphany is a GNOME webbrowser based on the Mozilla rendering engine Gecko.

Description

A vulnerability has been discovered in Epiphany. Please review the CVE identifier referenced below for details.

Impact

In GNOME Epiphany an HTML document can trigger a client buffer overflow (in ephy_string_shorten) via a long page title. The issue occurs because the number of bytes for a UTF-8 ellipsis character is not properly considered.

Workaround

There is no known workaround at this time.

Resolution

All Epiphany users should upgrade to the latest version:

 # emerge --sync
 # emerge --ask --oneshot --verbose ">=www-client/epiphany-42.4"

References

CVE-2022-29536

Release date
May 08, 2024

Latest revision
May 08, 2024: 1

Severity
normal

Exploitable
remote

Bugzilla entries

839786