All vulnerabilities

Servers and applications

CVE-2016-7053

In OpenSSL 1.1.0 before 1.1.0c, applications parsing invalid CMS structures can crash with a NULL pointer dereference. This is caused by a bug in the handling of the ASN.1 CHOICE type in OpenSSL 1.1.0 which can result in a NULL value being passed to the structure callback if an attempt is made to free certain invalid encodings. Only CHOICE structures using a callback which do not handle NULL…

Severity
High 7.5
Published
4 May 2017
Last changed
17 Jun 2026
Added to UpHeron
21 Oct 2026
Sources
NVD

Affected software

SoftwareAffected versions
OpenSSLServers and applications · cpe:a:openssl:openssl
  • Version 1.1.0
  • Version 1.1.0a
  • Version 1.1.0b

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2016-7053
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2016-7053