SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-3643

The lsx_adpcm_init function within libsox leads to a global-buffer-overflow.

CRITICAL 9.1EPSS 1.57%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.57%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

A flaw was found in sox 14.4.1. The lsx_adpcm_init function within libsox leads to a global-buffer-overflow. This flaw allows an attacker to input a malicious file, leading to the disclosure of sensitive information.

CVSS 3.1
9.1 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
EPSS
1.57% probability · 74th percentile
CISA KEV
Not listed
Weakness
CWE-125, CWE-120
Affected
sound exchange project/sound exchange
Source
secalert@redhat.com

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.