Debian Security Advisory
DSA-1801-1 ntp -- buffer overflows
- Date Reported:
- 19 May 2009
- Affected Packages:
- ntp
- Vulnerable:
- Yes
- Security database references:
- In the Debian bugtracking system: Bug 525373.
In Mitre's CVE dictionary: CVE-2009-0159, CVE-2009-1252.
CERT's vulnerabilities, advisories and incident notes: VU#853097. - More information:
-
Several remote vulnerabilities have been discovered in NTP, the Network Time Protocol reference implementation. The Common Vulnerabilities and Exposures project identifies the following problems:
- CVE-2009-0159
A buffer overflow in ntpq allow a remote NTP server to create a denial of service attack or to execute arbitrary code via a crafted response.
- CVE-2009-1252
A buffer overflow in ntpd allows a remote attacker to create a denial of service attack or to execute arbitrary code when the autokey functionality is enabled.
For the old stable distribution (etch), these problems have been fixed in version 4.2.2.p4+dfsg-2etch3.
For the stable distribution (lenny), these problems have been fixed in version 4.2.4p4+dfsg-8lenny2.
The unstable distribution (sid) will be fixed soon.
We recommend that you upgrade your ntp package.
- CVE-2009-0159
- Fixed in:
-
Debian GNU/Linux 4.0 (etch)
- Source:
- http://security.debian.org/pool/updates/main/n/ntp/ntp_4.2.2.p4+dfsg-2etch3.dsc
- http://security.debian.org/pool/updates/main/n/ntp/ntp_4.2.2.p4+dfsg.orig.tar.gz
- http://security.debian.org/pool/updates/main/n/ntp/ntp_4.2.2.p4+dfsg-2etch3.diff.gz
- http://security.debian.org/pool/updates/main/n/ntp/ntp_4.2.2.p4+dfsg.orig.tar.gz
- Architecture-independent component:
- http://security.debian.org/pool/updates/main/n/ntp/ntp-refclock_4.2.2.p4+dfsg-2etch3_all.deb
- http://security.debian.org/pool/updates/main/n/ntp/ntp-doc_4.2.2.p4+dfsg-2etch3_all.deb
- http://security.debian.org/pool/updates/main/n/ntp/ntp-simple_4.2.2.p4+dfsg-2etch3_all.deb
- http://security.debian.org/pool/updates/main/n/ntp/ntp-doc_4.2.2.p4+dfsg-2etch3_all.deb
- Alpha:
- http://security.debian.org/pool/updates/main/n/ntp/ntpdate_4.2.2.p4+dfsg-2etch3_alpha.deb
- http://security.debian.org/pool/updates/main/n/ntp/ntp_4.2.2.p4+dfsg-2etch3_alpha.deb
- http://security.debian.org/pool/updates/main/n/ntp/ntp_4.2.2.p4+dfsg-2etch3_alpha.deb
- AMD64:
- http://security.debian.org/pool/updates/main/n/ntp/ntp_4.2.2.p4+dfsg-2etch3_amd64.deb
- http://security.debian.org/pool/updates/main/n/ntp/ntpdate_4.2.2.p4+dfsg-2etch3_amd64.deb
- http://security.debian.org/pool/updates/main/n/ntp/ntpdate_4.2.2.p4+dfsg-2etch3_amd64.deb
- ARM:
- http://security.debian.org/pool/updates/main/n/ntp/ntpdate_4.2.2.p4+dfsg-2etch3_arm.deb
- http://security.debian.org/pool/updates/main/n/ntp/ntp_4.2.2.p4+dfsg-2etch3_arm.deb
- http://security.debian.org/pool/updates/main/n/ntp/ntp_4.2.2.p4+dfsg-2etch3_arm.deb
- HP Precision:
- http://security.debian.org/pool/updates/main/n/ntp/ntpdate_4.2.2.p4+dfsg-2etch3_hppa.deb
- http://security.debian.org/pool/updates/main/n/ntp/ntp_4.2.2.p4+dfsg-2etch3_hppa.deb
- http://security.debian.org/pool/updates/main/n/ntp/ntp_4.2.2.p4+dfsg-2etch3_hppa.deb
- Intel IA-32:
- http://security.debian.org/pool/updates/main/n/ntp/ntpdate_4.2.2.p4+dfsg-2etch3_i386.deb
- http://security.debian.org/pool/updates/main/n/ntp/ntp_4.2.2.p4+dfsg-2etch3_i386.deb
- http://security.debian.org/pool/updates/main/n/ntp/ntp_4.2.2.p4+dfsg-2etch3_i386.deb
- Intel IA-64:
- http://security.debian.org/pool/updates/main/n/ntp/ntpdate_4.2.2.p4+dfsg-2etch3_ia64.deb
- http://security.debian.org/pool/updates/main/n/ntp/ntp_4.2.2.p4+dfsg-2etch3_ia64.deb
- http://security.debian.org/pool/updates/main/n/ntp/ntp_4.2.2.p4+dfsg-2etch3_ia64.deb
- Big-endian MIPS:
- http://security.debian.org/pool/updates/main/n/ntp/ntp_4.2.2.p4+dfsg-2etch3_mips.deb
- http://security.debian.org/pool/updates/main/n/ntp/ntpdate_4.2.2.p4+dfsg-2etch3_mips.deb
- http://security.debian.org/pool/updates/main/n/ntp/ntpdate_4.2.2.p4+dfsg-2etch3_mips.deb
- Little-endian MIPS:
- http://security.debian.org/pool/updates/main/n/ntp/ntp_4.2.2.p4+dfsg-2etch3_mipsel.deb
- http://security.debian.org/pool/updates/main/n/ntp/ntpdate_4.2.2.p4+dfsg-2etch3_mipsel.deb
- http://security.debian.org/pool/updates/main/n/ntp/ntpdate_4.2.2.p4+dfsg-2etch3_mipsel.deb
- PowerPC:
- http://security.debian.org/pool/updates/main/n/ntp/ntp_4.2.2.p4+dfsg-2etch3_powerpc.deb
- http://security.debian.org/pool/updates/main/n/ntp/ntpdate_4.2.2.p4+dfsg-2etch3_powerpc.deb
- http://security.debian.org/pool/updates/main/n/ntp/ntpdate_4.2.2.p4+dfsg-2etch3_powerpc.deb
- IBM S/390:
- http://security.debian.org/pool/updates/main/n/ntp/ntpdate_4.2.2.p4+dfsg-2etch3_s390.deb
- http://security.debian.org/pool/updates/main/n/ntp/ntp_4.2.2.p4+dfsg-2etch3_s390.deb
- http://security.debian.org/pool/updates/main/n/ntp/ntp_4.2.2.p4+dfsg-2etch3_s390.deb
- Sun Sparc:
- http://security.debian.org/pool/updates/main/n/ntp/ntpdate_4.2.2.p4+dfsg-2etch3_sparc.deb
- http://security.debian.org/pool/updates/main/n/ntp/ntp_4.2.2.p4+dfsg-2etch3_sparc.deb
- http://security.debian.org/pool/updates/main/n/ntp/ntp_4.2.2.p4+dfsg-2etch3_sparc.deb
Debian GNU/Linux 5.0 (lenny)
- Source:
- http://security.debian.org/pool/updates/main/n/ntp/ntp_4.2.4p4+dfsg.orig.tar.gz
- http://security.debian.org/pool/updates/main/n/ntp/ntp_4.2.4p4+dfsg-8lenny2.diff.gz
- http://security.debian.org/pool/updates/main/n/ntp/ntp_4.2.4p4+dfsg-8lenny2.dsc
- http://security.debian.org/pool/updates/main/n/ntp/ntp_4.2.4p4+dfsg-8lenny2.diff.gz
- Architecture-independent component:
- http://security.debian.org/pool/updates/main/n/ntp/ntp-doc_4.2.4p4+dfsg-8lenny2_all.deb
- Alpha:
- http://security.debian.org/pool/updates/main/n/ntp/ntpdate_4.2.4p4+dfsg-8lenny2_alpha.deb
- http://security.debian.org/pool/updates/main/n/ntp/ntp_4.2.4p4+dfsg-8lenny2_alpha.deb
- http://security.debian.org/pool/updates/main/n/ntp/ntp_4.2.4p4+dfsg-8lenny2_alpha.deb
- AMD64:
- http://security.debian.org/pool/updates/main/n/ntp/ntpdate_4.2.4p4+dfsg-8lenny2_amd64.deb
- http://security.debian.org/pool/updates/main/n/ntp/ntp_4.2.4p4+dfsg-8lenny2_amd64.deb
- http://security.debian.org/pool/updates/main/n/ntp/ntp_4.2.4p4+dfsg-8lenny2_amd64.deb
- ARM:
- http://security.debian.org/pool/updates/main/n/ntp/ntp_4.2.4p4+dfsg-8lenny2_arm.deb
- http://security.debian.org/pool/updates/main/n/ntp/ntpdate_4.2.4p4+dfsg-8lenny2_arm.deb
- http://security.debian.org/pool/updates/main/n/ntp/ntpdate_4.2.4p4+dfsg-8lenny2_arm.deb
- ARM EABI:
- http://security.debian.org/pool/updates/main/n/ntp/ntpdate_4.2.4p4+dfsg-8lenny2_armel.deb
- http://security.debian.org/pool/updates/main/n/ntp/ntp_4.2.4p4+dfsg-8lenny2_armel.deb
- http://security.debian.org/pool/updates/main/n/ntp/ntp_4.2.4p4+dfsg-8lenny2_armel.deb
- HP Precision:
- http://security.debian.org/pool/updates/main/n/ntp/ntp_4.2.4p4+dfsg-8lenny2_hppa.deb
- http://security.debian.org/pool/updates/main/n/ntp/ntpdate_4.2.4p4+dfsg-8lenny2_hppa.deb
- http://security.debian.org/pool/updates/main/n/ntp/ntpdate_4.2.4p4+dfsg-8lenny2_hppa.deb
- Intel IA-32:
- http://security.debian.org/pool/updates/main/n/ntp/ntp_4.2.4p4+dfsg-8lenny2_i386.deb
- http://security.debian.org/pool/updates/main/n/ntp/ntpdate_4.2.4p4+dfsg-8lenny2_i386.deb
- http://security.debian.org/pool/updates/main/n/ntp/ntpdate_4.2.4p4+dfsg-8lenny2_i386.deb
- Intel IA-64:
- http://security.debian.org/pool/updates/main/n/ntp/ntpdate_4.2.4p4+dfsg-8lenny2_ia64.deb
- http://security.debian.org/pool/updates/main/n/ntp/ntp_4.2.4p4+dfsg-8lenny2_ia64.deb
- http://security.debian.org/pool/updates/main/n/ntp/ntp_4.2.4p4+dfsg-8lenny2_ia64.deb
- Big-endian MIPS:
- http://security.debian.org/pool/updates/main/n/ntp/ntp_4.2.4p4+dfsg-8lenny2_mips.deb
- http://security.debian.org/pool/updates/main/n/ntp/ntpdate_4.2.4p4+dfsg-8lenny2_mips.deb
- http://security.debian.org/pool/updates/main/n/ntp/ntpdate_4.2.4p4+dfsg-8lenny2_mips.deb
- Little-endian MIPS:
- http://security.debian.org/pool/updates/main/n/ntp/ntp_4.2.4p4+dfsg-8lenny2_mipsel.deb
- http://security.debian.org/pool/updates/main/n/ntp/ntpdate_4.2.4p4+dfsg-8lenny2_mipsel.deb
- http://security.debian.org/pool/updates/main/n/ntp/ntpdate_4.2.4p4+dfsg-8lenny2_mipsel.deb
- PowerPC:
- http://security.debian.org/pool/updates/main/n/ntp/ntp_4.2.4p4+dfsg-8lenny2_powerpc.deb
- http://security.debian.org/pool/updates/main/n/ntp/ntpdate_4.2.4p4+dfsg-8lenny2_powerpc.deb
- http://security.debian.org/pool/updates/main/n/ntp/ntpdate_4.2.4p4+dfsg-8lenny2_powerpc.deb
- IBM S/390:
- http://security.debian.org/pool/updates/main/n/ntp/ntp_4.2.4p4+dfsg-8lenny2_s390.deb
- http://security.debian.org/pool/updates/main/n/ntp/ntpdate_4.2.4p4+dfsg-8lenny2_s390.deb
- http://security.debian.org/pool/updates/main/n/ntp/ntpdate_4.2.4p4+dfsg-8lenny2_s390.deb
- Sun Sparc:
- http://security.debian.org/pool/updates/main/n/ntp/ntp_4.2.4p4+dfsg-8lenny2_sparc.deb
- http://security.debian.org/pool/updates/main/n/ntp/ntpdate_4.2.4p4+dfsg-8lenny2_sparc.deb
- http://security.debian.org/pool/updates/main/n/ntp/ntpdate_4.2.4p4+dfsg-8lenny2_sparc.deb
MD5 checksums of the listed files are available in the original advisory.