CVE-2022-29536

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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
mitreCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 24%
VendorProductVersion
gnomeepiphany
𝑥
< 41.4
gnomeepiphany
42.0 ≤
𝑥
< 42.2
debiandebian_linux
10.0
debiandebian_linux
11.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
epiphany-browser
bullseye (security)
3.38.2-1+deb11u3
fixed
bullseye
3.38.2-1+deb11u3
fixed
stretch
not-affected
bookworm
43.1-1
fixed
sid
47.0-1
fixed
trixie
47.0-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
epiphany-browser
noble
not-affected
mantic
not-affected
lunar
not-affected
kinetic
not-affected
jammy
Fixed 42.1-1ubuntu1
released
impish
ignored
focal
Fixed 3.36.4-0ubuntu2
released
bionic
needed
xenial
needs-triage
trusty
ignored