Out-of-bounds read in sox
Priority MEDIUM 42CWE-125Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · None · High
- Fix status
- Will not fix Red Hat: no fix planned
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat.
Summary
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.
Why it matters now
EPSS 0.01468 73rd percentileScored 2026-11-07
Fix Will not fix Red Hat: no fix planned
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | sox | sox 14.4.1 | — | No fix listed | CNA |
- sox Vendor— Affected sox 14.4.1 Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:sound_exchange_project:sound_exchange:14.4.1:*:*:*:*:*:*:* | 14.4.1 | Vulnerable | Sound Exchange Project |
- cpe:2.3:a:sound_exchange_project:sound_exchange:14.4.1:*:*:*:*:*:*:* Versions 14.4.1 Vulnerable ·Sound Exchange Project
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 5 | Affected | No fix planned: Out of support scope |
| Red Hat Enterprise Linux 6 | Affected | No fix planned: Out of support scope |
| Red Hat Enterprise Linux 7 | Affected | No fix planned: Out of support scope |
Timeline
- 2026-10-02 Threatist record created from CVE-2021-3643
- 2026-10-03 Alias added: GHSA-6537-hg9g-m5mp
References
More Sound Exchange Project Sound Exchange vulnerabilities
- TI-2021-17489 Heap-based buffer overflow in Sound Exchange libsox CVSS 3.1HIGH 8.8
- TI-2014-06760 Multiple heap-based buffer overflows in Sound eXchange (SoX) 14.4.1 and earlier allow… CVSS 2.0HIGH 7.5
- TI-2017-13374 In the startread function in xa.c in Sound eXchange (SoX) through 14.4.2, a corrupt… CVSS 3.0HIGH 7.5
- TI-2023-17258 Heap-buffer-overflow in src/formats_i.c CVSS 3.1HIGH 7.8
- TI-2023-17151 Heap-buffer-overflow in src/hcom.c CVSS 3.1HIGH 7.8
- TI-2017-08396 The read_samples function in hcom.c in Sound eXchange (SoX) 14.4.2 allows remote… CVSS 3.0MEDIUM 5.5
Sources
- CVE-2021-3643 · CVE Program
- CVE-2021-3643 · NVD
- FIRST EPSS
- GHSA-6537-hg9g-m5mp · GitHub Advisory Database · CC BY 4.0
- CVE-2021-3643 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences