CVE-2022-22747

MEDIUM6.5EPSS 0.34%

nss - security update

Published: 12/22/2022Modified: 3/9/2026

Also known as:DSA-5062-1DEBIAN-CVE-2022-22747DLA-2898-1

Description

After accepting an untrusted certificate, handling an empty pkcs7 sequence as part of the certificate data could have lead to a crash. This crash is believed to be unexploitable. This vulnerability affects Firefox ESR < 91.5, Firefox < 96, and Thunderbird < 91.5.

Affected packages (5)

Debian/firefox-esrfrom 0, < 91.5.0esr-1~deb11u1
Debian/nssfrom 0, < 2:3.61-1+deb11u2
Debian/nssfrom 0, < 2:3.26.2-1.1+deb9u5
Debian/nssfrom 0, < 2:3.42.1-1+deb10u5
Debian/thunderbirdfrom 0, < 1:91.5.0-2~deb11u1

CVSS scores

Source	Version	Severity	Vector
osv	CVSS 3.1	MEDIUM6.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

References (1)

ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2022-22747