Bug 2024250 (CVE-2020-23903) - CVE-2020-23903 speex: divide by zero in read_samples() via crafted WAV file [NEEDINFO]
Summary: CVE-2020-23903 speex: divide by zero in read_samples() via crafted WAV file
Keywords:
Status: CLOSED ERRATA
Alias: CVE-2020-23903
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2024251 2024252 2026249 2026250 2026251
Blocks: 2024256
TreeView+ depends on / blocked
 
Reported: 2021-11-17 16:56 UTC by Guilherme de Almeida Suckevicz
Modified: 2022-12-05 06:22 UTC (History)
11 users (show)

Fixed In Version:
Doc Type: If docs needed, set a value
Doc Text:
A divide-by-zero flaw was found in speex within the read_samples() at src/speexenc.c function. This flaw allows a malicious user to provide a crafted wav file and crash the speexenc utility, resulting in a denial of service. The highest threat from this vulnerability is to system availability.
Clone Of:
Environment:
Last Closed: 2022-12-05 06:22:30 UTC
Embargoed:
mulliken: needinfo?

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Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2022:7979 0 None None None 2022-11-15 09:52:22 UTC

Description Guilherme de Almeida Suckevicz 2021-11-17 16:56:56 UTC 
A Divide by Zero vulnerability in the function static int read_samples of Speex v1.2 allows attackers to cause a denial of service (DoS) via a crafted WAV file.

Reference:
https://github.com/xiph/speex/issues/13
Comment 1 Guilherme de Almeida Suckevicz 2021-11-17 16:57:44 UTC 
Created mingw-speex tracking bugs for this issue:

Affects: fedora-all [bug 2024251]


Created speex tracking bugs for this issue:

Affects: fedora-all [bug 2024252]
Comment 7 errata-xmlrpc 2022-11-15 09:52:20 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2022:7979 https://access.redhat.com/errata/RHSA-2022:7979
Comment 8 Product Security DevOps Team 2022-12-05 06:22:28 UTC 
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):

https://access.redhat.com/security/cve/cve-2020-23903
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