SB2026030626 - Ubuntu update for nss
Published: March 6, 2026
Security Bulletin ID
SB2026030626
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Partial DoS
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Integer overflow (CVE-ID: CVE-2026-2781)
CWE-ID: CWE-190 - Integer overflow
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a remote attacker to crash the browser.
The vulnerability exists due to integer overflow in the Libraries component in NSS. A remote attacker can trick the victim into visiting a specially crafted website, trigger an integer overflow and crash the browser.
Remediation
Install update from vendor's website.