| Name | CVE-2011-4862 |
| Description | Buffer overflow in libtelnet/encrypt.c in telnetd in FreeBSD 7.3 through 9.0, MIT Kerberos Version 5 Applications (aka krb5-appl) 1.0.2 and earlier, Heimdal 1.5.1 and earlier, GNU inetutils, and possibly other products allows remote attackers to execute arbitrary code via a long encryption key, as exploited in the wild in December 2011. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DSA-2372-1, DSA-2373-1, DSA-2375-1 |
| Debian Bugs | 654231 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| heimdal (PTS) | bullseye (security), bullseye | 7.7.0+dfsg-2+deb11u3 | fixed |
| bookworm | 7.8.git20221117.28daf24+dfsg-2 | fixed | |
| sid, trixie | 7.8.git20221117.28daf24+dfsg-8 | fixed | |
| inetutils (PTS) | bullseye | 2:2.0-1+deb11u2 | fixed |
| bookworm | 2:2.4-2+deb12u1 | fixed | |
| sid, trixie | 2:2.5-5 | fixed | |
| krb5 (PTS) | bullseye (security), bullseye | 1.18.3-6+deb11u5 | fixed |
| bookworm, bookworm (security) | 1.20.1-2+deb12u2 | fixed | |
| sid, trixie | 1.21.3-3 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| heimdal | source | lenny | 1.2.dfsg.1-2.1+lenny1 | DSA-2372-1 | ||
| heimdal | source | squeeze | 1.4.0~git20100726.dfsg.1-2+squeeze1 | DSA-2372-1 | ||
| heimdal | source | (unstable) | 1.5.dfsg.1-1 | high | ||
| inetutils | source | lenny | 2:1.5.dfsg.1-9+lenny1 | DSA-2373-1 | ||
| inetutils | source | squeeze | 2:1.6-3.1+squeeze1 | DSA-2373-1 | ||
| inetutils | source | (unstable) | 2:1.8-6 | high | ||
| krb5 | source | lenny | 1.6.dfsg.4~beta1-5lenny7 | DSA-2375-1 | ||
| krb5 | source | (unstable) | 1.8+dfsg~aa+r23527-1 | high | ||
| krb5-appl | source | squeeze | 1:1.0.1-1.2 | DSA-2375-1 | ||
| krb5-appl | source | (unstable) | 1:1.0.1-1.2 | high | 654231 |
krb5 fixed through move of code to krb5-appl.