SoX File formats_i.c lsx_read_w_buf buffer overflow

CVSS Meta Temp Score
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CTI Interest Score
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5.5$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in SoX. The impacted element is the function lsx_read_w_buf of the file formats_i.c of the component File Handler. The manipulation leads to buffer overflow. This vulnerability is referenced as CVE-2021-23159. No exploit is available.

Detailsinfo

A vulnerability, which was classified as critical, has been found in SoX (affected version not known). This issue affects the function lsx_read_w_buf of the file formats_i.c of the component File Handler. The manipulation with an unknown input leads to a buffer overflow vulnerability. Using CWE to declare the problem leads to CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

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.

The weakness was published 08/26/2022. It is possible to read the advisory at access.redhat.com. The identification of this vulnerability is CVE-2021-23159 since 06/04/2021. Technical details of the vulnerability are known, but there is no available exploit.

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

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

Productinfo

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.5

VulDB Base Score: 5.5
VulDB Temp Score: 5.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Buffer overflow
CWE: CWE-120 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

06/04/2021 🔍
08/26/2022 +448 days 🔍
08/26/2022 +0 days 🔍
06/27/2025 +1036 days 🔍

Sourcesinfo

Advisory: access.redhat.com
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2021-23159 (🔍)
GCVE (CVE): GCVE-0-2021-23159
GCVE (VulDB): GCVE-100-207335

Entryinfo

Created: 08/26/2022 09:33
Updated: 06/27/2025 21:53
Changes: 08/26/2022 09:33 (39), 10/02/2022 08:32 (9), 06/27/2025 21:53 (15)
Complete: 🔍
Cache ID: 216::103

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