CVE-2016-1979: Use After Free
Use-after-free vulnerability in the PK11ImportDERPrivateKeyInfoAndReturnKey function in Mozilla Network Security Services (NSS) before 3.21.1, as used in Mozilla Firefox before 45.0, allows remote attackers to cause a denial of service or possibly have unspecified other impact via crafted key data with DER encoding.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2016-1979?
CVE-2016-1979 has been classified as having a high severity due to its potential to cause denial of service and other unspecified impacts.
How do I fix CVE-2016-1979?
To mitigate CVE-2016-1979, users should upgrade to Mozilla Firefox version 45.0 or later and ensure NSS is upgraded to version 3.21.1 or later.
What causes the vulnerability in CVE-2016-1979?
CVE-2016-1979 is caused by a use-after-free vulnerability in the PK11_ImportDERPrivateKeyInfoAndReturnKey function within Mozilla's Network Security Services.
Is CVE-2016-1979 exploitable remotely?
Yes, remote attackers can exploit CVE-2016-1979 by sending crafted key data to trigger the vulnerability.
Which software versions are affected by CVE-2016-1979?
CVE-2016-1979 affects Mozilla Firefox versions up to 44.0.2 and Mozilla NSS versions up to 3.21.