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Fencer Vulns
high 7.5

CVE-2017-18189 json

In the startread function in xa.c in Sound eXchange (SoX) through 14.4.2, a corrupt header specifying zero channels triggers an infinite lo…

published 2018-02-15 8 y ago modified 2026-06-17 4 mo ago also EUVD-2017-9324

cvss
7.5
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
5.1%
EPSS 5.1% chance of exploitation in 30 days, percentile 92%
public exploits
0
none known

Summary

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.

Patch / fix

  • sox Debian 13, Debian 12 14.4.2-2

debian advisories DEBIAN-CVE-2017-18189

  • sox Ubuntu 14.04 LTS 14.4.1-3ubuntu1.1
  • sox Ubuntu 16.04 LTS 14.4.1-5ubuntu0.1

ubuntu advisories UBUNTU-CVE-2017-18189

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • sox RHEL 7 14.4.1-7.el7

red hat advisories RHSA-2019:2283

  • sox openSUSE Tumbleweed 14.4.2-5.17
  • sox Package Hub 12 SP3 14.4.2-5.1

opensuse advisories openSUSE-SU-2024:11394-1openSUSE-SU-2018:0489-1openSUSE-SU-2018:0493-1

  • sox Alpine 3.24, Alpine 3.23, Alpine 3.22 +12 more 14.4.2-r5

alpine advisories ALPINE-CVE-2017-18189

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • sox Arch Linux 14.4.2-3

arch linux advisories AVG-610

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2017-18189 updated cvss 3.3

sox: NULL pointer dereference in startread function in xa.c

  • Red Hat Enterprise Linux 6 sox
    affected: no fix available
  • Red Hat Enterprise Linux Client (v. 7) sox 14.4.1-7.el7 Red Hat Enterprise Linux Client Optional (v. 7) sox-devel 14.4.1-7.el7, sox-debuginfo 14.4.1-7.el7 Red Hat Enterprise Linux ComputeNode (v. 7) sox 14.4.1-7.el7 Red Hat Enterprise Linux ComputeNode Optional (v. 7) sox-devel 14.4.1-7.el7, sox-debuginfo 14.4.1-7.el7 Red Hat Enterprise Linux Server (v. 7) sox 14.4.1-7.el7 Red Hat Enterprise Linux Server Optional (v. 7) sox-devel 14.4.1-7.el7, sox-debuginfo 14.4.1-7.el7
    +2 more products
    Red Hat Enterprise Linux Workstation (v. 7) sox 14.4.1-7.el7 Red Hat Enterprise Linux Workstation Optional (v. 7) sox-devel 14.4.1-7.el7, sox-debuginfo 14.4.1-7.el7
    fixed: vendor fix RHSA-2019:2283
  • Red Hat Enterprise Linux 5 sox
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

5.05% chance of exploitation in the next 30 days, higher than 92% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • bugs.debian.org https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=881121 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.0 7.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:N/A:P

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.