Debian Security Advisory
DSA-703-1 krb5 -- buffer overflows
- Date Reported:
- 01 Apr 2005
- Affected Packages:
- krb5
- Vulnerable:
- Yes
- Security database references:
- In Mitre's CVE dictionary: CVE-2005-0468, CVE-2005-0469.
CERT's vulnerabilities, advisories and incident notes: VU#341908, VU#291924. - More information:
-
Several problems have been discovered in telnet clients that could be exploited by malicious daemons the client connects to. The Common Vulnerabilities and Exposures project identifies the following problems:
- CAN-2005-0468
Gaël Delalleau discovered a buffer overflow in the env_opt_add() function that allow a remote attacker to execute arbitrary code.
- CAN-2005-0469
Gaël Delalleau discovered a buffer overflow in the handling of the LINEMODE suboptions in telnet clients. This can lead to the execution of arbitrary code when connected to a malicious server.
For the stable distribution (woody) these problems have been fixed in version 1.2.4-5woody8.
For the unstable distribution (sid) these problems have been fixed in version 1.3.6-1.
We recommend that you upgrade your krb5 package.
- CAN-2005-0468
- Fixed in:
-
Debian GNU/Linux 3.0 (woody)
- Source:
- http://security.debian.org/pool/updates/main/k/krb5/krb5_1.2.4-5woody8.dsc
- http://security.debian.org/pool/updates/main/k/krb5/krb5_1.2.4-5woody8.diff.gz
- http://security.debian.org/pool/updates/main/k/krb5/krb5_1.2.4.orig.tar.gz
- http://security.debian.org/pool/updates/main/k/krb5/krb5_1.2.4-5woody8.diff.gz
- Architecture-independent component:
- http://security.debian.org/pool/updates/main/k/krb5/krb5-doc_1.2.4-5woody8_all.deb
- Alpha:
- http://security.debian.org/pool/updates/main/k/krb5/krb5-admin-server_1.2.4-5woody8_alpha.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-clients_1.2.4-5woody8_alpha.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-ftpd_1.2.4-5woody8_alpha.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-kdc_1.2.4-5woody8_alpha.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-rsh-server_1.2.4-5woody8_alpha.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-telnetd_1.2.4-5woody8_alpha.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-user_1.2.4-5woody8_alpha.deb
- http://security.debian.org/pool/updates/main/k/krb5/libkadm55_1.2.4-5woody8_alpha.deb
- http://security.debian.org/pool/updates/main/k/krb5/libkrb5-dev_1.2.4-5woody8_alpha.deb
- http://security.debian.org/pool/updates/main/k/krb5/libkrb53_1.2.4-5woody8_alpha.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-clients_1.2.4-5woody8_alpha.deb
- ARM:
- http://security.debian.org/pool/updates/main/k/krb5/krb5-admin-server_1.2.4-5woody8_arm.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-clients_1.2.4-5woody8_arm.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-ftpd_1.2.4-5woody8_arm.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-kdc_1.2.4-5woody8_arm.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-rsh-server_1.2.4-5woody8_arm.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-telnetd_1.2.4-5woody8_arm.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-user_1.2.4-5woody8_arm.deb
- http://security.debian.org/pool/updates/main/k/krb5/libkadm55_1.2.4-5woody8_arm.deb
- http://security.debian.org/pool/updates/main/k/krb5/libkrb5-dev_1.2.4-5woody8_arm.deb
- http://security.debian.org/pool/updates/main/k/krb5/libkrb53_1.2.4-5woody8_arm.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-clients_1.2.4-5woody8_arm.deb
- Intel IA-32:
- http://security.debian.org/pool/updates/main/k/krb5/krb5-admin-server_1.2.4-5woody8_i386.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-clients_1.2.4-5woody8_i386.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-ftpd_1.2.4-5woody8_i386.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-kdc_1.2.4-5woody8_i386.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-rsh-server_1.2.4-5woody8_i386.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-telnetd_1.2.4-5woody8_i386.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-user_1.2.4-5woody8_i386.deb
- http://security.debian.org/pool/updates/main/k/krb5/libkadm55_1.2.4-5woody8_i386.deb
- http://security.debian.org/pool/updates/main/k/krb5/libkrb5-dev_1.2.4-5woody8_i386.deb
- http://security.debian.org/pool/updates/main/k/krb5/libkrb53_1.2.4-5woody8_i386.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-clients_1.2.4-5woody8_i386.deb
- Intel IA-64:
- http://security.debian.org/pool/updates/main/k/krb5/krb5-admin-server_1.2.4-5woody8_ia64.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-clients_1.2.4-5woody8_ia64.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-ftpd_1.2.4-5woody8_ia64.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-kdc_1.2.4-5woody8_ia64.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-rsh-server_1.2.4-5woody8_ia64.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-telnetd_1.2.4-5woody8_ia64.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-user_1.2.4-5woody8_ia64.deb
- http://security.debian.org/pool/updates/main/k/krb5/libkadm55_1.2.4-5woody8_ia64.deb
- http://security.debian.org/pool/updates/main/k/krb5/libkrb5-dev_1.2.4-5woody8_ia64.deb
- http://security.debian.org/pool/updates/main/k/krb5/libkrb53_1.2.4-5woody8_ia64.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-clients_1.2.4-5woody8_ia64.deb
- HPPA:
- http://security.debian.org/pool/updates/main/k/krb5/krb5-admin-server_1.2.4-5woody8_hppa.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-clients_1.2.4-5woody8_hppa.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-ftpd_1.2.4-5woody8_hppa.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-kdc_1.2.4-5woody8_hppa.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-rsh-server_1.2.4-5woody8_hppa.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-telnetd_1.2.4-5woody8_hppa.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-user_1.2.4-5woody8_hppa.deb
- http://security.debian.org/pool/updates/main/k/krb5/libkadm55_1.2.4-5woody8_hppa.deb
- http://security.debian.org/pool/updates/main/k/krb5/libkrb5-dev_1.2.4-5woody8_hppa.deb
- http://security.debian.org/pool/updates/main/k/krb5/libkrb53_1.2.4-5woody8_hppa.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-clients_1.2.4-5woody8_hppa.deb
- Motorola 680x0:
- http://security.debian.org/pool/updates/main/k/krb5/krb5-admin-server_1.2.4-5woody8_m68k.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-clients_1.2.4-5woody8_m68k.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-ftpd_1.2.4-5woody8_m68k.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-kdc_1.2.4-5woody8_m68k.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-rsh-server_1.2.4-5woody8_m68k.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-telnetd_1.2.4-5woody8_m68k.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-user_1.2.4-5woody8_m68k.deb
- http://security.debian.org/pool/updates/main/k/krb5/libkadm55_1.2.4-5woody8_m68k.deb
- http://security.debian.org/pool/updates/main/k/krb5/libkrb5-dev_1.2.4-5woody8_m68k.deb
- http://security.debian.org/pool/updates/main/k/krb5/libkrb53_1.2.4-5woody8_m68k.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-clients_1.2.4-5woody8_m68k.deb
- Big endian MIPS:
- http://security.debian.org/pool/updates/main/k/krb5/krb5-admin-server_1.2.4-5woody8_mips.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-clients_1.2.4-5woody8_mips.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-ftpd_1.2.4-5woody8_mips.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-kdc_1.2.4-5woody8_mips.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-rsh-server_1.2.4-5woody8_mips.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-telnetd_1.2.4-5woody8_mips.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-user_1.2.4-5woody8_mips.deb
- http://security.debian.org/pool/updates/main/k/krb5/libkadm55_1.2.4-5woody8_mips.deb
- http://security.debian.org/pool/updates/main/k/krb5/libkrb5-dev_1.2.4-5woody8_mips.deb
- http://security.debian.org/pool/updates/main/k/krb5/libkrb53_1.2.4-5woody8_mips.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-clients_1.2.4-5woody8_mips.deb
- Little endian MIPS:
- http://security.debian.org/pool/updates/main/k/krb5/krb5-admin-server_1.2.4-5woody8_mipsel.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-clients_1.2.4-5woody8_mipsel.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-ftpd_1.2.4-5woody8_mipsel.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-kdc_1.2.4-5woody8_mipsel.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-rsh-server_1.2.4-5woody8_mipsel.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-telnetd_1.2.4-5woody8_mipsel.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-user_1.2.4-5woody8_mipsel.deb
- http://security.debian.org/pool/updates/main/k/krb5/libkadm55_1.2.4-5woody8_mipsel.deb
- http://security.debian.org/pool/updates/main/k/krb5/libkrb5-dev_1.2.4-5woody8_mipsel.deb
- http://security.debian.org/pool/updates/main/k/krb5/libkrb53_1.2.4-5woody8_mipsel.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-clients_1.2.4-5woody8_mipsel.deb
- PowerPC:
- http://security.debian.org/pool/updates/main/k/krb5/krb5-admin-server_1.2.4-5woody8_powerpc.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-clients_1.2.4-5woody8_powerpc.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-ftpd_1.2.4-5woody8_powerpc.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-kdc_1.2.4-5woody8_powerpc.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-rsh-server_1.2.4-5woody8_powerpc.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-telnetd_1.2.4-5woody8_powerpc.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-user_1.2.4-5woody8_powerpc.deb
- http://security.debian.org/pool/updates/main/k/krb5/libkadm55_1.2.4-5woody8_powerpc.deb
- http://security.debian.org/pool/updates/main/k/krb5/libkrb5-dev_1.2.4-5woody8_powerpc.deb
- http://security.debian.org/pool/updates/main/k/krb5/libkrb53_1.2.4-5woody8_powerpc.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-clients_1.2.4-5woody8_powerpc.deb
- IBM S/390:
- http://security.debian.org/pool/updates/main/k/krb5/krb5-admin-server_1.2.4-5woody8_s390.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-clients_1.2.4-5woody8_s390.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-ftpd_1.2.4-5woody8_s390.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-kdc_1.2.4-5woody8_s390.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-rsh-server_1.2.4-5woody8_s390.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-telnetd_1.2.4-5woody8_s390.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-user_1.2.4-5woody8_s390.deb
- http://security.debian.org/pool/updates/main/k/krb5/libkadm55_1.2.4-5woody8_s390.deb
- http://security.debian.org/pool/updates/main/k/krb5/libkrb5-dev_1.2.4-5woody8_s390.deb
- http://security.debian.org/pool/updates/main/k/krb5/libkrb53_1.2.4-5woody8_s390.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-clients_1.2.4-5woody8_s390.deb
- Sun Sparc:
- http://security.debian.org/pool/updates/main/k/krb5/krb5-admin-server_1.2.4-5woody8_sparc.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-clients_1.2.4-5woody8_sparc.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-ftpd_1.2.4-5woody8_sparc.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-kdc_1.2.4-5woody8_sparc.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-rsh-server_1.2.4-5woody8_sparc.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-telnetd_1.2.4-5woody8_sparc.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-user_1.2.4-5woody8_sparc.deb
- http://security.debian.org/pool/updates/main/k/krb5/libkadm55_1.2.4-5woody8_sparc.deb
- http://security.debian.org/pool/updates/main/k/krb5/libkrb5-dev_1.2.4-5woody8_sparc.deb
- http://security.debian.org/pool/updates/main/k/krb5/libkrb53_1.2.4-5woody8_sparc.deb
- http://security.debian.org/pool/updates/main/k/krb5/krb5-clients_1.2.4-5woody8_sparc.deb
MD5 checksums of the listed files are available in the original advisory.