CVE-2021-23159

low-risk
Published 2022-08-25

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.

Do I need to act?

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0.04% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
5
CVSS 5.5/10 Medium
LOCAL / LOW complexity

Affected Products (1)

Affected Vendors

Sound Exchange Project

References (8)

Third Party Advisory https://access.redhat.com/security/cve/CVE-2021-23159
Issue Tracking https://bugzilla.redhat.com/show_bug.cgi?id=1975671
Third Party Advisory https://security.archlinux.org/CVE-2021-23159
Exploit https://sourceforge.net/p/sox/bugs/352/
Third Party Advisory https://access.redhat.com/security/cve/CVE-2021-23159
Issue Tracking https://bugzilla.redhat.com/show_bug.cgi?id=1975671
Third Party Advisory https://security.archlinux.org/CVE-2021-23159
Exploit https://sourceforge.net/p/sox/bugs/352/
23
/ 100
low-risk
Severity 18/34 · Moderate
Exploitability 0/34 · Minimal
Exposure 5/34 · Minimal