CVE-2017-18189: Null Pointer Dereference
In the startread function in xa.c in Sound eXchange (SoX) through 14.4.2, a corrupt header specifying zero channels triggers a NULL pointer dereference, which may allow an attacker to cause denial-of-service via a specially crafted file.
External References:
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=881121
Patch:
https://public-inbox.org/sox-devel/20171109114554.16297-1-mans@mansr.com/raw
Other sources
In the startread function in xa.c in Sound eXchange (SoX) through 14.4.2, a corrupt header specifying zero channels triggers an infinite loop with a resultant NULL pointer dereference, which may allow a remote attacker to cause a denial-of-service.
— MITRE
Affected Software
Remediation
Event History
Frequently Asked Questions
What is CVE-2017-18189?
CVE-2017-18189 is a vulnerability in Sound eXchange (SoX) through version 14.4.2 that allows a remote attacker to cause a denial-of-service through an infinite loop and NULL pointer dereference.
What is the severity of CVE-2017-18189?
The severity of CVE-2017-18189 is high with a CVSS score of 7.5.
Which software versions are affected by CVE-2017-18189?
Sound eXchange (SoX) version 14.4.2 and Debian Debian Linux version 8.0 are affected by CVE-2017-18189.
How does CVE-2017-18189 impact the affected software?
CVE-2017-18189 can trigger an infinite loop and NULL pointer dereference in Sound eXchange (SoX) and may cause a denial-of-service.
Are there any resources for further information about CVE-2017-18189?
Yes, you can find more information about CVE-2017-18189 at the following references: [Red Hat Advisory](https://access.redhat.com/errata/RHSA-2019:2283), [Debian Bug Report](https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=881121), [Debian LTS Announcement](https://lists.debian.org/debian-lts-announce/2019/02/msg00042.html).