Description
In multiple locations of the nanopb library, there is a possible way to corrupt memory when decoding untrusted protobuf files. This could lead to local escalation of privilege,with no additional execution privileges needed. User interaction is not needed for exploitation.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| — | Android | Android-12L | — |
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.
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | nanopb | No fix yet | — |
| Ubuntu 26.04 LTS | nanopb | No fix yet | — |
| Ubuntu 25.10 | nanopb | No fix yet | — |
| Ubuntu 24.04 LTS | nanopb | No fix yet | — |
| Ubuntu 22.04 LTS | nanopb | No fix yet | — |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 20.04 LTS | nanopb | No fix yet | — |