VDB-224121 · CVE-2023-1380 · EUVD-2023-23636

Linux Kernel cfg80211.c brcmf_get_assoc_ies out-of-bounds

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5.2	$0-$5k	0.00

Summaryinfo

A vulnerability identified as problematic has been detected in Linux Kernel. The impacted element is the function brcmf_get_assoc_ies of the file drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c. Performing a manipulation results in out-of-bounds. This vulnerability is identified as CVE-2023-1380. There is not any exploit available. It is suggested to install a patch to address this issue.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Linux Kernel (Operating System) (affected version not known). This affects the function brcmf_get_assoc_ies of the file drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c. The manipulation with an unknown input leads to a out-of-bounds vulnerability. CWE is classifying the issue as CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. This is going to have an impact on availability. The summary by CVE is:

A slab-out-of-bound read problem was found in brcmf_get_assoc_ies in drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c in the Linux Kernel. This issue could occur when assoc_info->req_len data is bigger than the size of the buffer, defined as WL_EXTRA_BUF_MAX, leading to a denial of service.

The weakness was released 03/28/2023. The advisory is shared at bugzilla.redhat.com. This vulnerability is uniquely identified as CVE-2023-1380 since 03/13/2023. Technical details are known, but no exploit is available.

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

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-23636). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Operating System

Vendor

Linux

Name

Kernel

License

open-source

Website

Vendor: https://www.kernel.org/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.2

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

NVD Base Score: 7.1
NVD Vector: 🔍

CVSSv2info

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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Out-of-bounds
CWE: CWE-125 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: lore.kernel.org

Timelineinfo

03/13/2023 🔍
03/28/2023 +14 days 🔍
03/28/2023 +0 days 🔍
08/11/2025 +867 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: bugzilla.redhat.com
Status: Confirmed

CVE: CVE-2023-1380 (🔍)
GCVE (CVE): GCVE-0-2023-1380
GCVE (VulDB): GCVE-100-224121
EUVD: 🔍

Entryinfo

Created: 03/28/2023 07:47
Updated: 08/11/2025 07:30
Changes: 03/28/2023 07:47 (41), 04/15/2023 20:56 (11), 08/11/2025 07:30 (16)
Complete: 🔍
Cache ID: 216::103

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