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Vulnerability Details :

CVE-2026-41285

Summary
Assigner-mitre
Assigner Org ID-8254265b-2729-46b6-b9e3-3dfca2d5bfca
Published At-20 Apr, 2026 | 00:00
Updated At-21 Apr, 2026 | 13:27
Rejected At-
Credits

In OpenBSD through 7.8, the slaacd and rad daemons have an infinite loop when they receive a crafted ICMPv6 Neighbor Discovery (ND) option (over a local network) with length zero, because of an "nd_opt_len * 8 - 2" expression with no preceding check for whether nd_opt_len is zero.

Vendors
-
Not available
Products
-
Metrics (CVSS)
VersionBase scoreBase severityVector
Weaknesses
Attack Patterns
Solution/Workaround
References
HyperlinkResource Type
EPSS History
Score
Latest Score
-
N/A
No data available for selected date range
Percentile
Latest Percentile
-
N/A
No data available for selected date range
Stakeholder-Specific Vulnerability Categorization (SSVC)
â–¼Common Vulnerabilities and Exposures (CVE)
cve.org
Assigner:mitre
Assigner Org ID:8254265b-2729-46b6-b9e3-3dfca2d5bfca
Published At:20 Apr, 2026 | 00:00
Updated At:21 Apr, 2026 | 13:27
Rejected At:
â–¼CVE Numbering Authority (CNA)

In OpenBSD through 7.8, the slaacd and rad daemons have an infinite loop when they receive a crafted ICMPv6 Neighbor Discovery (ND) option (over a local network) with length zero, because of an "nd_opt_len * 8 - 2" expression with no preceding check for whether nd_opt_len is zero.

Affected Products
Vendor
OpenBSDOpenBSD
Product
OpenBSD
Default Status
unaffected
Versions
Affected
  • From 0 through 7.8 (custom)
Problem Types
TypeCWE IDDescription
CWECWE-1284CWE-1284 Improper Validation of Specified Quantity in Input
Type: CWE
CWE ID: CWE-1284
Description: CWE-1284 Improper Validation of Specified Quantity in Input
Metrics
VersionBase scoreBase severityVector
3.14.3MEDIUM
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Version: 3.1
Base score: 4.3
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://www.rfc-editor.org/rfc/rfc4861#section-4.6
N/A
https://github.com/openbsd/src/commit/086c5738bcd3c203bcc08d024fcf983cb409115f
N/A
https://www.openbsd.org/errata78.html
N/A
Hyperlink: https://www.rfc-editor.org/rfc/rfc4861#section-4.6
Resource: N/A
Hyperlink: https://github.com/openbsd/src/commit/086c5738bcd3c203bcc08d024fcf983cb409115f
Resource: N/A
Hyperlink: https://www.openbsd.org/errata78.html
Resource: N/A
â–¼Authorized Data Publishers (ADP)
CISA ADP Vulnrichment
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
Information is not available yet
â–¼National Vulnerability Database (NVD)
nvd.nist.gov
Source:cve@mitre.org
Published At:21 Apr, 2026 | 00:16
Updated At:24 Apr, 2026 | 18:59

In OpenBSD through 7.8, the slaacd and rad daemons have an infinite loop when they receive a crafted ICMPv6 Neighbor Discovery (ND) option (over a local network) with length zero, because of an "nd_opt_len * 8 - 2" expression with no preceding check for whether nd_opt_len is zero.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Secondary3.14.3MEDIUM
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Type: Secondary
Version: 3.1
Base score: 4.3
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CPE Matches
OpenBSD
openbsd
>>openbsd>>Versions up to 7.8(inclusive)
cpe:2.3:o:openbsd:openbsd:*:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-1284Primarycve@mitre.org
CWE-835Primarynvd@nist.gov
CWE ID: CWE-1284
Type: Primary
Source: cve@mitre.org
CWE ID: CWE-835
Type: Primary
Source: nvd@nist.gov
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://github.com/openbsd/src/commit/086c5738bcd3c203bcc08d024fcf983cb409115fcve@mitre.org
Patch
https://www.openbsd.org/errata78.htmlcve@mitre.org
Product
Release Notes
https://www.rfc-editor.org/rfc/rfc4861#section-4.6cve@mitre.org
Not Applicable
Hyperlink: https://github.com/openbsd/src/commit/086c5738bcd3c203bcc08d024fcf983cb409115f
Source: cve@mitre.org
Resource:
Patch
Hyperlink: https://www.openbsd.org/errata78.html
Source: cve@mitre.org
Resource:
Product
Release Notes
Hyperlink: https://www.rfc-editor.org/rfc/rfc4861#section-4.6
Source: cve@mitre.org
Resource:
Not Applicable

Change History

0
Information is not available yet

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Action-Not Available
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PROSet/Wireless WiFi, Intel vPro(R) CSME WiFi and Killer(TM) WiFi products
CWE ID-CWE-1284
Improper Validation of Specified Quantity in Input
CWE ID-CWE-20
Improper Input Validation
CVE-2024-48290
Matching Score-4
Assigner-MITRE Corporation
ShareView Details
Matching Score-4
Assigner-MITRE Corporation
CVSS Score-4.3||MEDIUM
EPSS-0.24% / 15.08%
||
7 Day CHG~0.00%
Published-07 Nov, 2024 | 00:00
Updated-05 Jul, 2026 | 01:20
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

An issue in the Bluetooth Low Energy implementation of Realtek RTL8762E BLE SDK v1.4.0 allows attackers to cause a Denial of Service (DoS) via supplying a crafted ll_terminate_ind packet.

Action-Not Available
Vendor-n/aRealtek Semiconductor Corp.
Product-n/artl8762ekf-evb_firmware
CWE ID-CWE-1284
Improper Validation of Specified Quantity in Input
Details not found