NULL pointer dereference in Mozilla NSS - CVE-2016-5285
Published: October 1, 2016 / Updated: November 28, 2025
Vulnerability identifier: #VU4083
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2016-5285
CWE-ID: CWE-476
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Mozilla
Affected software:
Mozilla NSS
Mozilla NSS
Detailed vulnerability description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dereference error in PK11_SignWithSymKey / ssl3_ComputeRecordMACConstantTime. A remote attacker can pass specially crafted data to the application and perform a denial of service (DoS) attack.
How to mitigate CVE-2016-5285
Install update from vendor's website.