radare2 up to 5.6.5 r_reg_get_name_idx use after free

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.2$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in radare2 up to 5.6.5. The affected element is the function r_reg_get_name_idx. Executing a manipulation can lead to use after free. This vulnerability is handled as CVE-2022-0849. It is possible to launch the attack on the local host. There is not any exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in radare2 up to 5.6.5 (Programming Tool Software). This vulnerability affects the function r_reg_get_name_idx. The manipulation with an unknown input leads to a use after free vulnerability. The CWE definition for the vulnerability is CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was released 03/05/2022. The advisory is available at huntr.dev. This vulnerability was named CVE-2022-0849. Technical details are known, but there is no available exploit.

Upgrading to version 5.6.6 eliminates this vulnerability. Applying the patch 10517e3ff0e609697eb8cde60ec8dc999ee5ea24 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.

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.2

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 7.3
CNA Vector (huntr.dev): 🔍

CVSSv2info

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

Exploitinginfo

Class: Use after free
CWE: CWE-416 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: radare2 5.6.6
Patch: 10517e3ff0e609697eb8cde60ec8dc999ee5ea24

Timelineinfo

03/04/2022 🔍
03/05/2022 +1 days 🔍
03/05/2022 +0 days 🔍
03/09/2022 +4 days 🔍

Sourcesinfo

Advisory: 10517e3ff0e609697eb8cde60ec8dc999ee5ea24
Status: Confirmed

CVE: CVE-2022-0849 (🔍)
GCVE (CVE): GCVE-0-2022-0849
GCVE (VulDB): GCVE-100-194266

Entryinfo

Created: 03/05/2022 14:06
Updated: 03/09/2022 10:59
Changes: 03/05/2022 14:06 (50), 03/09/2022 10:59 (3)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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