Vulnerability · Published Apr 20, 2022 · Assigned by mitre
CVE-2022-29536
High 7.5
In plain English
A high-severity security flaw in the epiphany package (Alpine). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 2.0% (higher than 81% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)7.5High
Exploit odds (30 days)2.0%top 18.7% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official 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.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine:v3.20 | epiphany | 42.2-r0 | ALPINE-CVE-2022-29536 |
| Alpine:v3.21 | epiphany | 42.2-r0 | ALPINE-CVE-2022-29536 |
| Alpine:v3.22 | epiphany | 42.2-r0 | ALPINE-CVE-2022-29536 |
| Alpine:v3.23 | epiphany | 42.2-r0 | ALPINE-CVE-2022-29536 |
| Alpine:v3.24 | epiphany | 42.2-r0 | ALPINE-CVE-2022-29536 |
| Debian:12 | epiphany-browser | 42.2-1 | DEBIAN-CVE-2022-29536 |
| Debian:13 | epiphany-browser | 42.2-1 | DEBIAN-CVE-2022-29536 |
| Debian:14 | epiphany-browser | 42.2-1 | DEBIAN-CVE-2022-29536 |
| Ubuntu:22.04:LTS | epiphany-browser | 42.1-1ubuntu1 | UBUNTU-CVE-2022-29536 |
| Ubuntu:22.04:LTS | epiphany-browser | 42.1-1ubuntu1 | USN-5561-1 |
Affected products (as reported)
References
- https://gitlab.gnome.org/GNOME/epiphany/-/merge_requests/1106 x_refsource_MISC
- FEDORA-2022-ad26447c98 vendor-advisory, x_refsource_FEDORA
- FEDORA-2022-22b85a45cb vendor-advisory, x_refsource_FEDORA
- FEDORA-2022-88690c6188 vendor-advisory, x_refsource_FEDORA
- DSA-5208 vendor-advisory, x_refsource_DEBIAN
- [debian-lts-announce] 20220818 [SECURITY] [DLA 3074-1] epiphany-browser security update mailing-list, x_refsource_MLIST