Answer in brief
CVE-2026-46074 records a Medium severity (CVSS 5.5) vulnerability in spi: ch341: fix memory leaks on probe failures. The current sources do not mark it as known exploited. The current feed maps Linux/Linux (generic), Linux/Linux (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
CVSS is 5.5. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps Linux/Linux (generic), Linux/Linux (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| Linux/Linuxgeneric | >=8846739f52afa07e63395c80227dc544f54bd7b1 <5c6518633702d7f7b1153e9d8e042af847f11ef3 || >=8846739f52afa07e63395c80227dc544f54bd7b1 <ff8a7996dc8bf433efe2126ffdaee5b374a89e30 || >=8846739f52afa07e63395c80227dc544f54bd7b1 <9bee2faf9e21c796d0d222c9d84a98f41bd303a0 || >=8846739f52afa07e63395c80227dc544f54bd7b1 <b99e3ddb91b499d920e63a2daff8880be68cfe9e | 5c6518633702d7f7b1153e9d8e042af847f11ef3, ff8a7996dc8bf433efe2126ffdaee5b374a89e30, 9bee2faf9e21c796d0d222c9d84a98f41bd303a0, b99e3ddb91b499d920e63a2daff8880be68cfe9e |
| Linux/Linuxgeneric | 6.11 | Not reported |
Published upstream
May 27, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Jun 24, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Jun 24, 2026
In the Linux kernel, the following vulnerability has been resolved: spi: ch341: fix memory leaks on probe failures Make sure to deregister the controller, disable pins, and kill and free the RX URB on probe failures to mirror disconnect and avoid memory leaks and use-after-free. Also add an explicit URB kill on disconnect for symmetry (even if that is not strictly required as USB core would have stopped it in the current setup).
Quoted source text, attributed separately from HOL analysis.
Answer in brief
CVE-2026-46074 records a Medium severity (CVSS 5.5) vulnerability in spi: ch341: fix memory leaks on probe failures. The current sources do not mark it as known exploited. The current feed maps Linux/Linux (generic), Linux/Linux (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
CVSS is 5.5. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps Linux/Linux (generic), Linux/Linux (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| Linux/Linuxgeneric | >=8846739f52afa07e63395c80227dc544f54bd7b1 <5c6518633702d7f7b1153e9d8e042af847f11ef3 || >=8846739f52afa07e63395c80227dc544f54bd7b1 <ff8a7996dc8bf433efe2126ffdaee5b374a89e30 || >=8846739f52afa07e63395c80227dc544f54bd7b1 <9bee2faf9e21c796d0d222c9d84a98f41bd303a0 || >=8846739f52afa07e63395c80227dc544f54bd7b1 <b99e3ddb91b499d920e63a2daff8880be68cfe9e | 5c6518633702d7f7b1153e9d8e042af847f11ef3, ff8a7996dc8bf433efe2126ffdaee5b374a89e30, 9bee2faf9e21c796d0d222c9d84a98f41bd303a0, b99e3ddb91b499d920e63a2daff8880be68cfe9e |
| Linux/Linuxgeneric | 6.11 | Not reported |
Published upstream
May 27, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Jun 24, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Jun 24, 2026
In the Linux kernel, the following vulnerability has been resolved: spi: ch341: fix memory leaks on probe failures Make sure to deregister the controller, disable pins, and kill and free the RX URB on probe failures to mirror disconnect and avoid memory leaks and use-after-free. Also add an explicit URB kill on disconnect for symmetry (even if that is not strictly required as USB core would have stopped it in the current setup).
Quoted source text, attributed separately from HOL analysis.