SDL up to 2.0.18 BMP File video/SDL_pixels.c heap-based overflow

CVSS Meta Temp Score
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability was found in SDL up to 2.0.18. It has been rated as critical. This impacts an unknown function of the file video/SDL_pixels.c of the component BMP File Handler. This manipulation causes heap-based overflow. This vulnerability is registered as CVE-2021-33657. No exploit is available. To fix this issue, it is recommended to deploy a patch.

Detailsinfo

A vulnerability was found in SDL up to 2.0.18. It has been declared as critical. Affected by this vulnerability is an unknown function of the file video/SDL_pixels.c of the component BMP File Handler. The manipulation with an unknown input leads to a heap-based overflow vulnerability. The CWE definition for the vulnerability is CWE-122. A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc(). As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was published 04/02/2022 as 8c91cf7dba5193f5ce12d06db1336515851c9ee9. It is possible to read the advisory at github.com. This vulnerability is known as CVE-2021-33657 since 05/28/2021. Technical details of the vulnerability are known, but there is no available exploit.

Applying the patch 8c91cf7dba5193f5ce12d06db1336515851c9ee9 is able to eliminate this problem. The bugfix is ready for download at github.com.

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

Productinfo

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Heap-based overflow
CWE: CWE-122 / CWE-119
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: 8c91cf7dba5193f5ce12d06db1336515851c9ee9

Timelineinfo

05/28/2021 🔍
04/02/2022 +309 days 🔍
04/02/2022 +0 days 🔍
04/05/2022 +3 days 🔍

Sourcesinfo

Advisory: 8c91cf7dba5193f5ce12d06db1336515851c9ee9
Status: Confirmed

CVE: CVE-2021-33657 (🔍)
GCVE (CVE): GCVE-0-2021-33657
GCVE (VulDB): GCVE-100-196315

Entryinfo

Created: 04/02/2022 09:04
Updated: 04/05/2022 12:50
Changes: 04/02/2022 09:04 (41), 04/05/2022 12:50 (1)
Complete: 🔍
Cache ID: 216::103

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