stb 1.26 stb_truetype.h stbtt__find_table heap-based overflow ⚔ [Disputed]

CVSS Meta Temp Score
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CTI Interest Score
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6.0$0-$5k0.00

Summaryinfo

A vulnerability was found in stb 1.26. It has been rated as critical. This affects the function stbtt__find_table of the file stb_truetype.h. This manipulation causes heap-based overflow. This vulnerability is tracked as CVE-2022-25516. No exploit exists. It is still unclear if this vulnerability genuinely exists.

Detailsinfo

A vulnerability was found in stb 1.26. It has been declared as critical. Affected by this vulnerability is the function stbtt__find_table of the file stb_truetype.h. 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 disclosed 03/17/2022 as 1287. It is possible to read the advisory at github.com. This vulnerability is known as CVE-2022-25516 since 02/21/2022. Technical details of the vulnerability are known, but there is no available exploit.

The real existence of this vulnerability is still doubted at the moment.

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

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

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.0
VulDB Meta Temp Score: 6.0

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

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

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: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/21/2022 🔍
03/17/2022 +24 days 🔍
03/17/2022 +0 days 🔍
08/03/2024 +870 days 🔍

Sourcesinfo

Advisory: 1287
Status: Confirmed
Disputed: 🔍

CVE: CVE-2022-25516 (🔍)
GCVE (CVE): GCVE-0-2022-25516
GCVE (VulDB): GCVE-100-195307

Entryinfo

Created: 03/17/2022 07:20
Updated: 08/03/2024 10:01
Changes: 03/17/2022 07:20 (38), 03/19/2022 14:57 (1), 08/03/2024 10:01 (35)
Complete: 🔍
Cache ID: 216::103

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