CVE-2021-33844: Divide by Zero
First published: Thu Jun 24 2021(Updated: )
A floating point exception (divide-by-zero) issue was discovered in SoX in functon startread() of wav.c file. An attacker with a crafted wav file, could cause an application to crash.
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/sox | <=14.4.2+git20190427-1 | 14.4.2+git20190427-1+deb10u3 14.4.2+git20190427-2+deb11u2 14.4.2+git20190427-3.5 |
| Sox Project Sox | =14.4.2-7 |
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Reference Links
- https://security-tracker.debian.org/tracker/CVE-2021-33844
- https://sourceforge.net/p/sox/bugs/349/
- https://bugzilla.redhat.com/show_bug.cgi?id=1975664
- https://www.cve.org/CVERecord?id=CVE-2021-33844
- https://security-tracker.debian.org/tracker/CVE-2017-11358
- https://security-tracker.debian.org/tracker/CVE-2021-3643
- https://security-tracker.debian.org/tracker/CVE-2021-23210
- https://security-tracker.debian.org/tracker/CVE-2021-23159
- https://security-tracker.debian.org/tracker/CVE-2021-23172
- https://security-tracker.debian.org/tracker/CVE-2021-40426
- https://security-tracker.debian.org/tracker/CVE-2022-31650
- https://security-tracker.debian.org/tracker/CVE-2022-31651
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1021135
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1978781
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1978780
- https://access.redhat.com/security/cve/cve-2021-33844
- https://www.openwall.com/lists/oss-security/2023/02/03/3
- https://access.redhat.com/security/cve/CVE-2021-33844
- https://security.archlinux.org/CVE-2021-33844
Frequently Asked Questions
What is CVE-2021-33844?
CVE-2021-33844 is a floating point exception (divide-by-zero) vulnerability discovered in SoX, specifically in the function startread() of the wav.c file.
What is the severity of CVE-2021-33844?
The severity of CVE-2021-33844 is medium with a severity value of 5.5.
How does CVE-2021-33844 affect SoX?
CVE-2021-33844 affects SoX versions 14.4.2+git20190427-1+deb10u3, 14.4.2+git20190427-2+deb11u2, and 14.4.2+git20190427-3.5.
How can an attacker exploit CVE-2021-33844?
An attacker with a crafted WAV file can exploit CVE-2021-33844 to cause an application crash.
Where can I find more information about CVE-2021-33844?
You can find more information about CVE-2021-33844 at the following references: [1] [2] [3].
- collector/debian-bugs
- alias/CVE-2021-33844
- collector/security-tracker-debian
- collector/nvd-index
- agent/type
- agent/softwarecombine
- agent/first-publish-date
- collector/mitre-cve
- source/MITRE
- agent/references
- agent/weakness
- agent/author
- agent/last-modified-date
- agent/severity
- agent/description
- collector/redhat-bugzilla
- source/Red Hat
- agent/tags
- agent/event
- agent/trending
- package-manager/debian
- vendor/sox project
- canonical/sox project sox
- version/sox project sox/14.4.2-7