CVE-2026-112073 Details
Description
A vulnerability was identified in Tencent ncnn up to 44b02dabdcf97499281a4692ebd65bad73dcf8b6. Affected by this vulnerability is the function matmul_transb of the file src/layer/matmul.cpp of the component MatMul. The manipulation leads to out-of-bounds read. The attack can be initiated remotely. The exploit is publicly available and might be used. The project was informed of the problem early through an issue report but has not responded yet.
A vulnerability allowing out-of-bounds read has been identified in Tencent ncnn versions prior to commit 44b02dabdcf97499281a4692ebd65bad73dcf8b6. The issue arises in the MatMul layer, specifically within the 'matmul_transb' function of 'src/layer/matmul.cpp'. This vulnerability can be exploited remotely, and the exploit is publicly available.
The vulnerability has been addressed in the latest version of ncnn. Users should update to the version released after the vulnerability was fixed.
Metrics
CVSS 4.0 Severity and Vector Strings:
VolerionCVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed Oct 19, 2026CISA-ADP
Assessed Oct 22, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/Tencent/ncnn/ | [email protected] | Vendor |
| https://github.com/Tencent/ncnn/issues/7034 | [email protected] | ExploitIssue TrackingTechnical DescriptionVendor |
| https://vuldb.com/cve/CVE-2026-112073 | [email protected] | AdvisoryPermission Required |
| https://vuldb.com/submit/1009476 | [email protected] | Issue TrackingPermission Required |
| https://vuldb.com/vuln/421752 | [email protected] | AdvisoryPermission Required |
| https://vuldb.com/vuln/421752/cti | [email protected] | AdvisoryContent Wall |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-119 | Improper Restriction of Operations within the Bounds of a Memory Buffer | [email protected] |
| CWE-125 | Out-of-bounds Read | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| Tencent ncnn | <= 44b02dabdcf97499281a4692ebd65bad73dcf8b6 |
CPE
Remediation
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Change History
2 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Oct 22, 2026 | CVE Modified | CISA-ADP |
| Oct 19, 2026 | New CVE Received | [email protected] |