C-Blosc2 up to 2.9.2 ndlz/ndlz8x8.c null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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5.4$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic was found in C-Blosc2 up to 2.9.2. This affects an unknown part of the file ndlz/ndlz8x8.c. The manipulation results in null pointer dereference. This vulnerability is identified as CVE-2023-37186. There is not any exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as problematic has been found in C-Blosc2 up to 2.9.2. Affected is an unknown function of the file ndlz/ndlz8x8.c. The manipulation with an unknown input leads to a null pointer dereference vulnerability. CWE is classifying the issue as 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. This is going to have an impact on availability. CVE summarizes:

C-blosc2 before 2.9.3 was discovered to contain a NULL pointer dereference in ndlz/ndlz8x8.c via a NULL pointer to memset.

The weakness was released 12/25/2023 as 522. The advisory is shared for download at github.com. This vulnerability is traded as CVE-2023-37186 since 06/28/2023. There are known technical details, but no exploit is available.

Upgrading to version 2.9.3 eliminates this vulnerability. The upgrade is hosted for download at github.com. Applying the patch d55bfcd6804699e1435dc3e233fd76c8a5d3f9e3 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

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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: 5.4

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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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: 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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: C-Blosc2 2.9.3
Patch: d55bfcd6804699e1435dc3e233fd76c8a5d3f9e3

Timelineinfo

06/28/2023 🔍
12/25/2023 +180 days 🔍
12/25/2023 +0 days 🔍
01/19/2024 +25 days 🔍

Sourcesinfo

Advisory: 522
Status: Confirmed

CVE: CVE-2023-37186 (🔍)
GCVE (CVE): GCVE-0-2023-37186
GCVE (VulDB): GCVE-100-248976

Entryinfo

Created: 12/25/2023 08:42
Updated: 01/19/2024 07:16
Changes: 12/25/2023 08:42 (43), 01/19/2024 07:16 (11)
Complete: 🔍
Cache ID: 216::103

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