ffjpeg bitstr.c bitstr_tell null pointer dereference

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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3.4$0-$5k0.00

Summaryinfo

A vulnerability was found in ffjpeg. It has been rated as problematic. This affects the function bitstr_tell of the file bitstr.c. Performing a manipulation results in null pointer dereference. This vulnerability is known as CVE-2021-34122. No exploit is available. Applying a patch is the recommended action to fix this issue.

Detailsinfo

A vulnerability, which was classified as problematic, was found in ffjpeg (version unknown). This affects the function bitstr_tell of the file bitstr.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 weakness was published 03/11/2022 as 36. The advisory is shared at github.com. This vulnerability is uniquely identified as CVE-2021-34122 since 06/07/2021. Technical details are known, but no exploit is available.

Applying a patch is able to eliminate this problem. The bugfix is ready for download at github.com.

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.5
VulDB Meta Temp Score: 3.4

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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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: No
Local: No
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: Patch
Status: 🔍

0-Day Time: 🔍

Patch: github.com

Timelineinfo

06/07/2021 🔍
03/11/2022 +277 days 🔍
03/11/2022 +0 days 🔍
03/12/2022 +1 days 🔍

Sourcesinfo

Advisory: 36
Status: Confirmed

CVE: CVE-2021-34122 (🔍)
GCVE (CVE): GCVE-0-2021-34122
GCVE (VulDB): GCVE-100-194565

Entryinfo

Created: 03/11/2022 08:13
Updated: 03/12/2022 19:37
Changes: 03/11/2022 08:13 (39), 03/12/2022 19:37 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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