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DSA-1812-1 apr-util -- lammelsesangreb

Rapporteret den:
4. jun 2009
Berørte pakker:
apr-util
Sårbar:
Ja
Referencer i sikkerhedsdatabaser:
I Mitres CVE-ordbog: CVE-2009-0023.
Yderligere oplysninger:

Apr-util, biblioteket Apache Portable Runtime Utility, anvendes af Apache 2.x, Subversion og andre applikationer. To lammelsesangreb (denial of service) er fundet i apr-util:

  • kcope opdagede en fejl i håndteringen af interne XML-entiteter i interfacet apr_xml_*, der kunne udnyttes til at opbruge al tilgængelig hukommelse. Lammelsesangrebet kunne fjernudløses i Apaches moduler mod_dav og mod_dav_svn. (Endnu ingen CVE-id.)

  • CVE-2009-0023

    Matthew Palmer opdagede et underløb i funktionen apr_strmatch_precompile, der kunne udnyttes til at forårsage et dæmon-crash. Sårbarheden kunne fjernudløses (1) i mod_dav_svn til Apache hvis direktivet "SVNMasterURI" anvendes, (2) i mod_apreq2 til Apache eller andre applikationer som anvender libapreq2 eller (3) lokalt i Apache ved hjælp af en fabrikeret .htaccess-fil.

Andre udnyttelsesmuligheder i andre applikationer, som anvender apr-util, findes måske også.

Hvis du bruger Apache, eller svnserve i standalone-tilstand, skal du genstarte tjenesterne efter pakken libaprutil1 er blevet opgraderet.

I den gamle stabile distribution (etch), er disse problemer rettet i version 1.2.7+dfsg-2+etch2.

I den stabile distribution (lenny), er disse problemer rettet i version 1.2.12+dfsg-8+lenny2.

I distributionen testing (squeeze) og i den ustabile distribution (sid), vil disse problemer snart blive rettet.

Vi anbefaler at du opgraderer dine apr-util-pakker.

Rettet i:

Debian GNU/Linux 4.0 (etch)

Kildekode:
http://security.debian.org/pool/updates/main/a/apr-util/apr-util_1.2.7+dfsg-2+etch2.diff.gz
http://security.debian.org/pool/updates/main/a/apr-util/apr-util_1.2.7+dfsg.orig.tar.gz
http://security.debian.org/pool/updates/main/a/apr-util/apr-util_1.2.7+dfsg-2+etch2.dsc
Alpha:
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1_1.2.7+dfsg-2+etch2_alpha.deb
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1-dev_1.2.7+dfsg-2+etch2_alpha.deb
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1-dbg_1.2.7+dfsg-2+etch2_alpha.deb
AMD64:
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1_1.2.7+dfsg-2+etch2_amd64.deb
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1-dbg_1.2.7+dfsg-2+etch2_amd64.deb
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1-dev_1.2.7+dfsg-2+etch2_amd64.deb
ARM:
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1_1.2.7+dfsg-2+etch2_arm.deb
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1-dev_1.2.7+dfsg-2+etch2_arm.deb
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1-dbg_1.2.7+dfsg-2+etch2_arm.deb
HP Precision:
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1-dev_1.2.7+dfsg-2+etch2_hppa.deb
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1-dbg_1.2.7+dfsg-2+etch2_hppa.deb
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1_1.2.7+dfsg-2+etch2_hppa.deb
Intel IA-32:
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1_1.2.7+dfsg-2+etch2_i386.deb
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1-dev_1.2.7+dfsg-2+etch2_i386.deb
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1-dbg_1.2.7+dfsg-2+etch2_i386.deb
Intel IA-64:
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1-dbg_1.2.7+dfsg-2+etch2_ia64.deb
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1-dev_1.2.7+dfsg-2+etch2_ia64.deb
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1_1.2.7+dfsg-2+etch2_ia64.deb
Big-endian MIPS:
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1-dbg_1.2.7+dfsg-2+etch2_mips.deb
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1-dev_1.2.7+dfsg-2+etch2_mips.deb
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1_1.2.7+dfsg-2+etch2_mips.deb
Little-endian MIPS:
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1-dev_1.2.7+dfsg-2+etch2_mipsel.deb
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1-dbg_1.2.7+dfsg-2+etch2_mipsel.deb
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1_1.2.7+dfsg-2+etch2_mipsel.deb
PowerPC:
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1-dbg_1.2.7+dfsg-2+etch2_powerpc.deb
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1-dev_1.2.7+dfsg-2+etch2_powerpc.deb
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1_1.2.7+dfsg-2+etch2_powerpc.deb
IBM S/390:
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1-dbg_1.2.7+dfsg-2+etch2_s390.deb
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1_1.2.7+dfsg-2+etch2_s390.deb
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1-dev_1.2.7+dfsg-2+etch2_s390.deb
Sun Sparc:
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1-dbg_1.2.7+dfsg-2+etch2_sparc.deb
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1-dev_1.2.7+dfsg-2+etch2_sparc.deb
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1_1.2.7+dfsg-2+etch2_sparc.deb

Debian GNU/Linux 5.0 (lenny)

Kildekode:
http://security.debian.org/pool/updates/main/a/apr-util/apr-util_1.2.12+dfsg.orig.tar.gz
http://security.debian.org/pool/updates/main/a/apr-util/apr-util_1.2.12+dfsg-8+lenny2.dsc
http://security.debian.org/pool/updates/main/a/apr-util/apr-util_1.2.12+dfsg-8+lenny2.diff.gz
Alpha:
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1-dbg_1.2.12+dfsg-8+lenny2_alpha.deb
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1-dev_1.2.12+dfsg-8+lenny2_alpha.deb
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1_1.2.12+dfsg-8+lenny2_alpha.deb
AMD64:
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1-dev_1.2.12+dfsg-8+lenny2_amd64.deb
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1-dbg_1.2.12+dfsg-8+lenny2_amd64.deb
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1_1.2.12+dfsg-8+lenny2_amd64.deb
ARM:
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1-dev_1.2.12+dfsg-8+lenny2_arm.deb
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1_1.2.12+dfsg-8+lenny2_arm.deb
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1-dbg_1.2.12+dfsg-8+lenny2_arm.deb
ARM EABI:
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1-dev_1.2.12+dfsg-8+lenny2_armel.deb
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1-dbg_1.2.12+dfsg-8+lenny2_armel.deb
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1_1.2.12+dfsg-8+lenny2_armel.deb
HP Precision:
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1-dev_1.2.12+dfsg-8+lenny2_hppa.deb
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1_1.2.12+dfsg-8+lenny2_hppa.deb
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1-dbg_1.2.12+dfsg-8+lenny2_hppa.deb
Intel IA-32:
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1-dev_1.2.12+dfsg-8+lenny2_i386.deb
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1_1.2.12+dfsg-8+lenny2_i386.deb
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1-dbg_1.2.12+dfsg-8+lenny2_i386.deb
Intel IA-64:
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1-dbg_1.2.12+dfsg-8+lenny2_ia64.deb
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1_1.2.12+dfsg-8+lenny2_ia64.deb
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1-dev_1.2.12+dfsg-8+lenny2_ia64.deb
Big-endian MIPS:
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1-dbg_1.2.12+dfsg-8+lenny2_mips.deb
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1_1.2.12+dfsg-8+lenny2_mips.deb
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1-dev_1.2.12+dfsg-8+lenny2_mips.deb
Little-endian MIPS:
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1_1.2.12+dfsg-8+lenny2_mipsel.deb
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1-dbg_1.2.12+dfsg-8+lenny2_mipsel.deb
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1-dev_1.2.12+dfsg-8+lenny2_mipsel.deb
PowerPC:
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1-dbg_1.2.12+dfsg-8+lenny2_powerpc.deb
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1_1.2.12+dfsg-8+lenny2_powerpc.deb
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1-dev_1.2.12+dfsg-8+lenny2_powerpc.deb
IBM S/390:
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1_1.2.12+dfsg-8+lenny2_s390.deb
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1-dbg_1.2.12+dfsg-8+lenny2_s390.deb
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1-dev_1.2.12+dfsg-8+lenny2_s390.deb
Sun Sparc:
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1_1.2.12+dfsg-8+lenny2_sparc.deb
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1-dev_1.2.12+dfsg-8+lenny2_sparc.deb
http://security.debian.org/pool/updates/main/a/apr-util/libaprutil1-dbg_1.2.12+dfsg-8+lenny2_sparc.deb

MD5-kontrolsummer for de listede filer findes i den originale sikkerhedsbulletin.