Fedora 34 update for epiphany



Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-29536
CWE-ID CWE-787
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Fedora
Operating systems & Components / Operating system

epiphany
Operating systems & Components / Operating system package or component

Vendor Fedoraproject

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Out-of-bounds write

EUVDB-ID: #VU66422

Risk: High

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2022-29536

CWE-ID: CWE-787 - Out-of-bounds write

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a boundary error when processing a long page title in the ephy_string_shorten() function in the UI process. A remote attacker can create a specially crafted website, trick the victim into visiting it, trigger an out-of-bounds write and execute arbitrary code on the target system.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Fedora: 34

epiphany: before 40.6-2.fc34

CPE2.3 External links

https://bodhi.fedoraproject.org/updates/FEDORA-2022-22b85a45cb


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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