libarchive 3.6.1 calloc null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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6.6$0-$5k0.00

A vulnerability classified as problematic was found in libarchive 3.6.1 (File Compression Software). Affected by this vulnerability is the function calloc. The manipulation with an unknown input leads to a null pointer dereference vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect availability. The summary by CVE is:

In libarchive 3.6.1, the software does not check for an error after calling calloc function that can return with a NULL pointer if the function fails, which leads to a resultant NULL pointer dereference or, in some cases, even arbitrary code execution.

The weakness was disclosed 11/22/2022 as 1754. It is possible to read the advisory at github.com. This vulnerability is known as CVE-2022-36227 since 07/18/2022. Technical details of the vulnerability are known, but there is no available exploit.

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

The entries VDB-81845, VDB-169130, VDB-174365 and VDB-174438 are pretty similar.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
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CVSSv3info

VulDB Meta Base Score: 6.6
VulDB Meta Temp Score: 6.6

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

NVD Base Score: 9.8
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: 🔍

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

07/18/2022 🔍
11/22/2022 +127 days 🔍
11/22/2022 +0 days 🔍
12/21/2022 +29 days 🔍

Sourcesinfo

Advisory: 1754
Status: Confirmed

CVE: CVE-2022-36227 (🔍)
See also: 🔍

Entryinfo

Created: 11/22/2022 07:35 AM
Updated: 12/21/2022 06:01 PM
Changes: 11/22/2022 07:35 AM (39), 12/21/2022 06:01 PM (11)
Complete: 🔍
Cache ID: 3:0C5:40

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