CVE-2026-112074 Details
Description
A security flaw has been discovered in Tencent ncnn up to 44b02dabdcf97499281a4692ebd65bad73dcf8b6. Affected by this issue is the function ncnn::yuv420sp2rgb of the file src/mat_pixel.cpp of the component Conversion API. The manipulation results in integer overflow. The attack can be launched remotely. The exploit has been released to the public and may be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.
An integer overflow vulnerability has been identified in Tencent ncnn versions prior to commit 44b02dabdcf97499281a4692ebd65bad73dcf8b6. The issue arises in the Conversion API function 'ncnn::yuv420sp2rgb', located in 'src/mat_pixel.cpp'. This vulnerability allows for a remote memory access violation, specifically a stack-buffer-overflow, by manipulating the width and height parameters. The problem was reported to the ncnn project, but no response has been received yet.
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 19, 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/7035 | [email protected] | ExploitIssue TrackingTechnical DescriptionVendor |
| https://vuldb.com/cve/CVE-2026-112074 | [email protected] | AdvisoryPermission Required |
| https://vuldb.com/submit/1009498 | [email protected] | Issue TrackingPermission Required |
| https://vuldb.com/vuln/421753 | [email protected] | AdvisoryPermission Required |
| https://vuldb.com/vuln/421753/cti | [email protected] | AdvisoryContent Wall |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-189 | Numeric Errors | [email protected] |
| CWE-190 | Integer Overflow or Wraparound | [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 19, 2026 | CVE Modified | CISA-ADP |
| Oct 19, 2026 | New CVE Received | [email protected] |