Description
Buffer overflow in the whois client, which is not setuid but is sometimes called from within CGI programs, may allow remote attackers to execute arbitrary code via a long command line option.
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 | whois | 4.6.7 | — |
| Debian 13 | whois | 4.6.7 | — |
| Debian 12 | whois | 4.6.7 | — |