tinyexr 1.0.1 tinyexr::DecodePixelData heap-based overflow

CVSS Meta Temp Score
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CTI Interest Score
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5.5$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in tinyexr 1.0.1. Affected by this vulnerability is the function tinyexr::DecodePixelData. The manipulation leads to heap-based overflow. This vulnerability is referenced as CVE-2022-34300. No exploit is available.

Detailsinfo

A vulnerability, which was classified as critical, has been found in tinyexr 1.0.1. This issue affects the function tinyexr::DecodePixelData. The manipulation with an unknown input leads to a heap-based overflow vulnerability. Using CWE to declare the problem leads to 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(). Impacted is confidentiality, integrity, and availability. The summary by CVE is:

In tinyexr 1.0.1, there is a heap-based buffer over-read in tinyexr::DecodePixelData.

The weakness was published 06/24/2022 as 167. The advisory is shared at github.com. The identification of this vulnerability is CVE-2022-34300 since 06/22/2022. Technical details are known, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 277580 (Ubuntu 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS / 25.04 / 25.10 : MAME vulnerabilities (USN-7913-1)), 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 (277580) and EUVD (EUVD-2022-37257). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

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

CVSSv2info

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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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Nessus ID: 277580
Nessus Name: Ubuntu 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS / 25.04 / 25.10 : MAME vulnerabilities (USN-7913-1)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

06/22/2022 🔍
06/24/2022 +2 days 🔍
06/24/2022 +0 days 🔍
06/12/2026 +1449 days 🔍

Sourcesinfo

Advisory: 167
Status: Confirmed

CVE: CVE-2022-34300 (🔍)
GCVE (CVE): GCVE-0-2022-34300
GCVE (VulDB): GCVE-100-202565
EUVD: 🔍

Entryinfo

Created: 06/24/2022 07:12
Updated: 06/12/2026 20:14
Changes: 06/24/2022 07:12 (38), 12/06/2025 09:30 (16), 06/12/2026 20:14 (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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