Linux Kernel IPsec nfp_cppcore.c area_cache_get 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-$5k0.03

A vulnerability has been found in Linux Kernel (Operating System) (affected version unknown) and classified as critical. Affected by this vulnerability is the function area_cache_get of the file drivers/net/ethernet/netronome/nfp/nfpcore/nfp_cppcore.c of the component IPsec. 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 published 10/17/2022. The advisory is shared at git.kernel.org. This vulnerability is known as CVE-2022-3545. Technical details are known, but no exploit is available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 11/09/2022).

Applying a patch is able to eliminate this problem. The bugfix is ready for download at git.kernel.org.

Productinfo

Type

Vendor

Name

License

  • open-source

CPE 2.3info

CPE 2.2info

CVSSv3info

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

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔒

CNA Base Score: 5.5
CNA Vector (VulDB): 🔒

CVSSv2info

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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
ATT&CK: Unknown

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: Patch
Status: 🔍

0-Day Time: 🔒

Patch: git.kernel.org

Timelineinfo

10/17/2022 Advisory disclosed
10/17/2022 +0 days CVE reserved
10/17/2022 +0 days VulDB entry created
11/09/2022 +23 days VulDB last update

Sourcesinfo

Vendor: kernel.org

Advisory: git.kernel.org
Status: Confirmed

CVE: CVE-2022-3545 (🔒)

Entryinfo

Created: 10/17/2022 01:24 PM
Updated: 11/09/2022 04:52 PM
Changes: 10/17/2022 01:24 PM (41), 11/09/2022 04:45 PM (2), 11/09/2022 04:52 PM (21)
Complete: 🔍

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