heif up to 3.6.2 nalutil.cpp convertByteStreamToRBSP null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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3.5$0-$5k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in heif up to 3.6.2. Affected is the function convertByteStreamToRBSP of the file nalutil.cpp. The manipulation leads to null pointer dereference. This vulnerability is uniquely identified as CVE-2021-32289. No exploit exists.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in heif up to 3.6.2. This issue affects the function convertByteStreamToRBSP of the file nalutil.cpp. The manipulation with an unknown input leads to a null pointer dereference vulnerability. Using CWE to declare the problem leads to 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. Impacted is availability.

The weakness was disclosed 09/21/2021 as 85. The advisory is shared at github.com. The identification of this vulnerability is CVE-2021-32289 since 05/07/2021. Technical details are known, but no exploit is available.

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

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

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

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

05/07/2021 🔍
09/21/2021 +137 days 🔍
09/21/2021 +0 days 🔍
09/29/2021 +8 days 🔍

Sourcesinfo

Advisory: 85
Status: Confirmed

CVE: CVE-2021-32289 (🔍)
GCVE (CVE): GCVE-0-2021-32289
GCVE (VulDB): GCVE-100-183017

Entryinfo

Created: 09/21/2021 09:28
Updated: 09/29/2021 19:41
Changes: 09/21/2021 09:28 (38), 09/29/2021 19:41 (1)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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