Buffer overflow in PCRE - CVE-2015-8386

 

Buffer overflow in PCRE - CVE-2015-8386

Published: June 20, 2023


Vulnerability identifier: #VU77576
CSH Severity: High
CVSS v4: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2015-8386
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing regular expressions. A remote attacker can trigger memory corruption using a JavaScript RegExp object and execute arbitrary code on the target system.


Affected software

PCRE
Amazon Linux AMI
Red Hat Enterprise Linux Server from RHUI
Red Hat Enterprise Linux for IBM z Systems
Red Hat Enterprise Linux for Power, big endian
Red Hat Enterprise Linux for Scientific Computing
Red Hat Enterprise Linux Desktop
Red Hat Enterprise Linux Workstation
Red Hat Enterprise Linux Server
Red Hat Enterprise Linux for Power, little endian
Red Hat Enterprise Linux for Power, little endian - Extended Update Support
Red Hat Enterprise Linux for Power, big endian - Extended Update Support
Red Hat Enterprise Linux for IBM z Systems - Extended Update Support
Red Hat Enterprise Linux Server - AUS
Red Hat Enterprise Linux Server - Extended Update Support
Red Hat Enterprise Linux EUS Compute Node
Red Hat Enterprise Linux Server - TUS
Fedora
IBM Operations Analytics Predictive Insights
IBM Security Guardium Key Lifecycle Manager (GKLM)
IBM Intelligent Operations Center
WebSphere Remote Server
IBM Security Verify Governance
IBM Tivoli Business Service Manager
IBM Cloud Application Performance Management (APM)
Db2 Big SQL
IBM OpenPages with Watson
dashDB Local
Storage Protect Server
IBM Cloud Pak System
glib2
pcre (Red Hat package)
pcre
IBM DB2 LUW

How to mitigate CVE-2015-8386

Install updates from vendor's website.

PCRE - update to 8.38
Db2 Big SQL - update to 7.6.2
dashDB Local - update to 11.5.9.0
IBM Cloud Pak System - addressed in versions 2.3.4.1, 2.3.5.0
glib2 - update to 2.36.3-5.25
IBM Tivoli Business Service Manager - update to 6.2.0.5.4
IBM Cloud Application Performance Management (APM) - update to 8.1.4.0.15
Storage Protect Server - update to 8.1.22
pcre (Red Hat package) - update to 8.32-15.el7_2.1
pcre - update to 8.38-1.fc22
IBM DB2 LUW - addressed in versions 10.5 FP11, 11.1.4 FP7, 11.5.0, 11.5.8

External References

Related Security Bulletins