Description
An out-of-bounds read vulnerability exists in the Nex parsing functionality of The Biosig Project libbiosig 3.9.0 and Master Branch (35a819fa). A specially crafted .nex file can lead to an information leak. An attacker can provide a malicious file to trigger this vulnerability.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| The Biosig Project | libbiosig | 3.9.0, Master Branch (35a819fa) | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | biosig | 3.9.5-1 | — |
| Debian 13 | biosig | No fix yet | — |
| Debian 12 | biosig | No fix yet | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | biosig | No fix yet | — |
| Ubuntu 25.10 | biosig | No fix yet | — |
Show 3 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 26.04 LTS | biosig | No fix yet | — |
| Ubuntu Pro 24.04 LTS | biosig | No fix yet | — |
| Ubuntu Pro 22.04 LTS | biosig | No fix yet | — |