yasm 1.3.0 nasm-pp.c if_condition null pointer dereference

HistoryDiffrelatejsonxmlCTI

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4.5	$0-$5k	0.00

Summaryinfo

A vulnerability classified as problematic has been found in yasm 1.3.0. This impacts the function if_condition of the file modules/preprocs/nasm/nasm-pp.c. Performing a manipulation results in null pointer dereference. This vulnerability is identified as CVE-2021-33460. There is not any exploit available.

Detailsinfo

A vulnerability was found in yasm 1.3.0. It has been classified as problematic. This affects the function if_condition of the file modules/preprocs/nasm/nasm-pp.c. The manipulation with an unknown input leads to a null pointer dereference vulnerability. CWE is classifying the issue as 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. This is going to have an impact on availability. The summary by CVE is:

An issue was discovered in yasm version 1.3.0. There is a NULL pointer dereference in if_condition() in modules/preprocs/nasm/nasm-pp.c.

The weakness was released 07/26/2022 as 168. It is possible to read the advisory at github.com. This vulnerability is uniquely identified as CVE-2021-33460 since 05/20/2021. 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

yasm

Version

1.3.0

License

open-source

Website

Product: https://github.com/yasm/yasm/

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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

05/20/2021 🔍
07/26/2022 +432 days 🔍
07/26/2022 +0 days 🔍
08/27/2022 +32 days 🔍

Sourcesinfo

Product: github.com

Advisory: 168
Status: Confirmed

CVE: CVE-2021-33460 (🔍)
GCVE (CVE): GCVE-0-2021-33460
GCVE (VulDB): GCVE-100-205071

Entryinfo

Created: 07/26/2022 18:53
Updated: 08/27/2022 12:12
Changes: 07/26/2022 18:53 (39), 08/27/2022 12:12 (11)
Complete: 🔍
Cache ID: 216::103