Description
rtl_433 21.12 was discovered to contain a stack overflow in the function somfy_iohc_decode(). This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted file.
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 | rtl-433 | 21.12+git20220718+ds-2 | — |
| Debian 13 | rtl-433 | 21.12+git20220718+ds-2 | — |
| Debian 12 | rtl-433 | 21.12+git20220718+ds-2 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | rtl-433 | No fix yet | — |
| Ubuntu 26.04 LTS | rtl-433 | No fix yet | — |
| Ubuntu 25.10 | rtl-433 | No fix yet | — |
| Ubuntu 24.04 LTS | rtl-433 | No fix yet | — |
| Ubuntu 22.04 LTS | rtl-433 | No fix yet | — |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | rtl-433 | No fix yet | — |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.24 | rtl_433 | 21.12-r3 | — |
| Alpine v3.23 | rtl_433 | 21.12-r3 | — |
| Alpine v3.22 | rtl_433 | 21.12-r3 | — |
| Alpine v3.21 | rtl_433 | 21.12-r3 | — |
| Alpine v3.20 | rtl_433 | 21.12-r3 | — |
Show 3 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.19 | rtl_433 | 21.12-r3 | — |
| Alpine v3.18 | rtl_433 | 21.12-r3 | — |
| Alpine v3.17 | rtl_433 | 21.12-r3 | — |