Yasm 1.3.0.78 File /elf/elf.c null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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4.5$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in Yasm 1.3.0.78. This issue affects some unknown processing in the library /libyasm/intnum.c of the file /elf/elf.c of the component File Handler. The manipulation leads to null pointer dereference. This vulnerability is uniquely identified as CVE-2023-37732. No exploit exists.

Detailsinfo

A vulnerability was found in Yasm 1.3.0.78. It has been rated as problematic. This issue affects an unknown code in the library /libyasm/intnum.c of the file /elf/elf.c of the component File Handler. The manipulation with an unknown input leads to a null pointer dereference vulnerability. Using CWE to declare the problem leads to 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. Impacted is availability. The summary by CVE is:

Yasm v1.3.0.78 was found prone to NULL Pointer Dereference in /libyasm/intnum.c and /elf/elf.c, which allows the attacker to cause a denial of service via a crafted file.

The weakness was disclosed 07/27/2023 as 233. It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2023-37732 since 07/10/2023. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 241884 (CBL Mariner 2.0 Security Update: yasm (CVE-2023-37732)), 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 databases at Tenable (241884) and EUVD (EUVD-2023-41609). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.5
VulDB Meta Temp Score: 4.5

VulDB Base Score: 3.5
VulDB Temp Score: 3.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
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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Nessus ID: 241884
Nessus Name: CBL Mariner 2.0 Security Update: yasm (CVE-2023-37732)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

07/10/2023 🔍
07/27/2023 +17 days 🔍
07/27/2023 +0 days 🔍
01/18/2026 +906 days 🔍

Sourcesinfo

Product: github.com

Advisory: 233
Status: Confirmed

CVE: CVE-2023-37732 (🔍)
GCVE (CVE): GCVE-0-2023-37732
GCVE (VulDB): GCVE-100-235547
EUVD: 🔍

Entryinfo

Created: 07/27/2023 06:59
Updated: 01/18/2026 06:16
Changes: 07/27/2023 06:59 (40), 08/20/2023 08:02 (11), 07/11/2025 17:02 (17), 01/18/2026 06:16 (1)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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