Libde265 1.0.8 Video File fallback-motion.cc put_qpel_0_0_fallback_16 heap-based overflow

HistoryDiffrelatejsonxmlCTI

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.4	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in Libde265 1.0.8. Impacted is the function put_qpel_0_0_fallback_16 of the file fallback-motion.cc of the component Video File Handler. The manipulation results in heap-based overflow. This vulnerability is cataloged as CVE-2022-43250. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability, which was classified as critical, was found in Libde265 1.0.8. Affected is the function put_qpel_0_0_fallback_16 of the file fallback-motion.cc of the component Video File Handler. The manipulation with an unknown input leads to a heap-based overflow vulnerability. CWE is classifying the issue as 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(). This is going to have an impact on availability. CVE summarizes:

Libde265 v1.0.8 was discovered to contain a heap-buffer-overflow vulnerability via put_qpel_0_0_fallback_16 in fallback-motion.cc. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted video file.

The weakness was shared 11/02/2022 as 346. The advisory is shared for download at github.com. This vulnerability is traded as CVE-2022-43250 since 10/17/2022. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 05/03/2025).

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

Once again VulDB remains the best source for vulnerability data.

Productinfo

Name

Libde265

Version

1.0.8

License

open-source

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.4

VulDB Base Score: 4.3
VulDB Temp Score: 4.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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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: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

10/17/2022 🔍
11/02/2022 +16 days 🔍
11/02/2022 +0 days 🔍
05/03/2025 +912 days 🔍

Sourcesinfo

Advisory: 346
Status: Confirmed

CVE: CVE-2022-43250 (🔍)
GCVE (CVE): GCVE-0-2022-43250
GCVE (VulDB): GCVE-100-212844

Entryinfo

Created: 11/02/2022 20:40
Updated: 05/03/2025 01:59
Changes: 11/02/2022 20:40 (40), 12/04/2022 08:35 (12), 05/03/2025 01:59 (15)
Complete: 🔍
Cache ID: 216::103