Audio File Library 0.3.6 G711.cpp ulaw2linear_buf null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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5.4$0-$5k0.00

Summaryinfo

A vulnerability was found in Audio File Library 0.3.6. It has been classified as problematic. Affected is the function ulaw2linear_buf of the file G711.cpp. This manipulation as part of Audio File causes null pointer dereference. This vulnerability is handled as CVE-2019-13147. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability has been found in Audio File Library 0.3.6 (Software Library) and classified as problematic. Affected by this vulnerability is the function ulaw2linear_buf of the file G711.cpp. The manipulation as part of a Audio File leads to a null pointer dereference vulnerability. The CWE definition for the vulnerability is CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. As an impact it is known to affect availability. The summary by CVE is:

In Audio File Library (aka audiofile) 0.3.6, there exists one NULL pointer dereference bug in ulaw2linear_buf in G711.cpp in libmodules.a that allows an attacker to cause a denial of service via a crafted file.

The weakness was released 07/02/2019. This vulnerability is known as CVE-2019-13147 since 07/01/2019. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 236830 (SUSE SLED15 / SLES15 / openSUSE 15 Security Update : audiofile (SUSE-SU-2025:1559-1)), which helps to determine the existence of the flaw in a target environment.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at Tenable (236830). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.4

VulDB Base Score: 4.3
VulDB Temp Score: 4.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 236830
Nessus Name: SUSE SLED15 / SLES15 / openSUSE 15 Security Update : audiofile (SUSE-SU-2025:1559-1)

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

07/01/2019 🔍
07/02/2019 +1 days 🔍
07/03/2019 +1 days 🔍
08/13/2025 +2233 days 🔍

Sourcesinfo

Advisory: 54
Status: Not defined

CVE: CVE-2019-13147 (🔍)
GCVE (CVE): GCVE-0-2019-13147
GCVE (VulDB): GCVE-100-137191

Entryinfo

Created: 07/03/2019 11:32
Updated: 08/13/2025 23:25
Changes: 07/03/2019 11:32 (36), 06/29/2020 21:51 (18), 10/15/2023 13:21 (4), 05/17/2025 03:44 (16), 08/13/2025 23:25 (1)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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