Description
An issue in NetSurf v3.11 causes the application to read uninitialized heap memory when creating a dom_event structure.
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 | netsurf | No fix yet | — |
| Debian 13 | netsurf | No fix yet | — |
| Debian 12 | netsurf | No fix yet | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | netsurf | No fix yet | — |
| Ubuntu 26.04 LTS | netsurf | No fix yet | — |
| Ubuntu 25.10 | netsurf | No fix yet | — |
| Ubuntu 24.04 LTS | netsurf | No fix yet | — |
| Ubuntu 22.04 LTS | netsurf | No fix yet | — |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | netsurf | No fix yet | — |
| Ubuntu 16.04 LTS | netsurf | No fix yet | — |