PT-2019-2965 · Unknown+4 · Audio File Library+4

Cuanduo · Published 2019-07-01 · Updated 2026-03-27 · CVE-2019-13147

Positive Technologies (AI Summary)

CVSS v2.0

7.8

High

Base vector

AV:N/AC:L/Au:N/C:N/I:N/A:C

Name of the Vulnerable Software and Affected Versions Audio File Library versions 0.3.6

Description The issue is related to a NULL pointer dereference bug in the ulaw2linear buf function in G711.cpp within the libmodules.a library. This bug allows an attacker to cause a denial of service via a crafted file. The exploitation of this bug can enable a remote attacker to disrupt service using a specially created file.

Recommendations For Audio File Library version 0.3.6, consider disabling the ulaw2linear buf function in G711.cpp as a temporary workaround to minimize the risk of exploitation until a patch is available.

Exploit

Fix

DoS

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

AZL-43801

AZL-44760

BDU:2019-02941

CVE-2019-13147

DLA-3650-1

DLA-4255-1

MGASA-2023-0347

OESA-2026-1782

OESA-2026-1783

OESA-2026-1784

OESA-2026-1785

OESA-2026-1786

OPENSUSE-SU-2025:15150-1

OPENSUSE-SU-2025_1559-1

SUSE-SU-2025:01559-1

SUSE-SU-2025:02283-1

SUSE-SU-2025:1559-1

SUSE-SU-2025_01559-1

SUSE-SU-2025_02283-1

SUSE-SU-2025_1559-1

USN-6558-1

Affected Products

Audio File Library

Debian

Linuxmint

Suse

Ubuntu

References · 59

• 🔥 https://github.com/mpruett/audiofile/issues/54 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2019-13147 · Security Note
• https://osv.dev/vulnerability/MGASA-2023-0347 · Vendor Advisory
• https://osv.dev/vulnerability/AZL-43801 · Vendor Advisory
• https://osv.dev/vulnerability/USN-6558-1 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2019-13147 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-50950 · Security Note
• https://osv.dev/vulnerability/OESA-2026-1782 · Vendor Advisory
• https://bdu.fstec.ru/vul/2019-02941 · Security Note
• https://osv.dev/vulnerability/OESA-2026-1784 · Vendor Advisory
• https://osv.dev/vulnerability/AZL-44760 · Vendor Advisory
• https://advisories.mageia.org/MGASA-2023-0347.html · Security Note
• https://osv.dev/vulnerability/DLA-3650-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2018-13440 · Vendor Advisory
• https://ubuntu.com/security/CVE-2019-13147 · Vendor Advisory