What’s Vulnerable › Vulnerabilities

CVE-2021-23159

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-08-25 · updated 2026-06-17
• Weakness: CWE-120

Description

A vulnerability was found in SoX, where a heap-buffer-overflow occurs in function lsx_read_w_buf() in formats_i.c file. The vulnerability is exploitable with a crafted file, that could cause an application to crash.

Affected products

• SoX (Sound eXchange): 14.4.2-7

References

• https://access.redhat.com/security/cve/CVE-2021-23159
• https://bugzilla.redhat.com/show_bug.cgi?id=1975671
• https://security.archlinux.org/CVE-2021-23159
• https://sourceforge.net/p/sox/bugs/352/
• https://access.redhat.com/security/cve/CVE-2021-23159
• https://bugzilla.redhat.com/show_bug.cgi?id=1975671
• https://security.archlinux.org/CVE-2021-23159
• https://sourceforge.net/p/sox/bugs/352/

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