Description
R 3.4.4 contains a local buffer overflow vulnerability that allows attackers to execute arbitrary code by injecting malicious input into the GUI Preferences language field. Attackers can craft a payload with a 292-byte offset and JMP ESP instruction to execute commands like calc.exe when the payload is pasted into the Language for menus and messages field.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| r-project | R | 3.4.4 | — |
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 | r-base | No fix yet | — |
| Ubuntu 26.04 LTS | r-base | No fix yet | — |
| Ubuntu 25.10 | r-base | No fix yet | — |
| Ubuntu 24.04 LTS | r-base | No fix yet | — |
| Ubuntu 22.04 LTS | r-base | No fix yet | — |
Show 4 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | r-base | No fix yet | — |
| Ubuntu 18.04 LTS | r-base | No fix yet | — |
| Ubuntu Pro 16.04 LTS | r-base | No fix yet | — |
| Ubuntu Pro 14.04 LTS | r-base | No fix yet | — |
References
- ExploitDB-46265 exploit
- Official Product Homepage product
- VulnCheck Advisory: R 3.4.4 Local Buffer Overflow Windows XP SP3 third-party-advisory