CVE-2018-1426

Severity: critical (CVSS 9.1 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2018-03-22 · updated 2026-06-17
Weakness: CWE-335

Description

IBM GSKit (IBM DB2 for Linux, UNIX and Windows 9.7, 10.1, 10.5, and 11.1) duplicates the PRNG state across fork() system calls when multiple ICC instances are loaded which could result in duplicate Session IDs and a risk of duplicate key material. IBM X-Force ID: 139071.

Affected products

IBM Db2 for Linux, UNIX and Windows: 9.7, 10.1, 10.5, 11.1

References

http://www.ibm.com/support/docview.wss?uid=swg22013756
http://www.securityfocus.com/bid/105580
http://www.securitytracker.com/id/1041012
https://exchange.xforce.ibmcloud.com/vulnerabilities/139071
http://www.ibm.com/support/docview.wss?uid=swg22013756
http://www.securityfocus.com/bid/105580
http://www.securitytracker.com/id/1041012
https://exchange.xforce.ibmcloud.com/vulnerabilities/139071

Get alerted when CVE-2018-1426 or the next vulnerability affects your stack