NULL pointer dereference in BusyBox - CVE-2015-9261

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Main Vulnerability Database Vulnerabilities #VU31261

NULL pointer dereference in BusyBox - CVE-2015-9261

Published: July 26, 2018 / Updated: July 17, 2020


Vulnerability identifier: #VU31261
CSH Severity: Low
CVSS v4: 6.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2015-9261
CWE-ID: CWE-476
Exploitation vector: Local access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a local non-authenticated attacker to perform a denial of service (DoS) attack.

huft_build in archival/libarchive/decompress_gunzip.c in BusyBox before 1.27.2 misuses a pointer, causing segfaults and an application crash during an unzip operation on a specially crafted ZIP file.


Affected software

BusyBox
SUSE CaaS Platform
SUSE Manager Proxy
SUSE Manager Retail Branch Server
SUSE Manager Server
SUSE Enterprise Storage
SUSE OpenStack Cloud Crowbar
SUSE OpenStack Cloud
SUSE Linux Enterprise Server
SUSE Linux Enterprise Server for SAP
SUSE Linux Enterprise High Performance Computing
SUSE Linux Enterprise Realtime Extension
SUSE Linux Enterprise Module for Basesystem
SUSE Linux Enterprise Desktop
SUSE Linux Enterprise Server for SAP Applications
openSUSE Leap
busybox
busybox-static
busybox-testsuite
busybox-warewulf3

How to mitigate CVE-2015-9261

Install update from vendor's website.

BusyBox - update to 1.27.2
busybox - addressed in versions 1.34.1-4.9.1, 1.35.0-4.3.1, 1.35.0-150400.3.3.1
busybox-static - addressed in versions 1.34.1-4.9.1, 1.35.0-150400.3.3.1
busybox-testsuite - update to 1.35.0-150400.3.3.1
busybox-warewulf3 - update to 1.35.0-150400.3.3.1

External References

Related Security Bulletins