Debians sikkerhedsbulletin

DSA-1908-1 samba -- flere sårbarheder

Rapporteret den:
14. okt 2009
Berørte pakker:
samba
Sårbar:
Ja
Referencer i sikkerhedsdatabaser:
I Mitres CVE-ordbog: CVE-2009-2948, CVE-2009-2906, CVE-2009-2813.
Yderligere oplysninger:

Flere sårbarheder er opdaget i samba, en implementering af SMB-/CIFS-protokollen til Unix-systemer og blandt andet på tværs af platforme gør det muligt at dele filer og printere med andre styresystemer. Projektet Common Vulnerabilities and Exposures har registreret følgende problemer:

  • CVE-2009-2948

    Værktøjet mount.cifs mangler korrekte kontroller af filrettigheder, når det anvendes i tilstanden verbose. Dette gjorde det muligt for lokale brugere, delvist at afsløre indholdet af vilkårlige filer, ved at angive filen som en credentials-fil og forsøge at forbinde et samba-share.

  • CVE-2009-2906

    Et var på en oplock break-besked, som samba ikke forventer, kunne føre til at tjenesten kom i en uendelig løkke. En angriber kunne udnytte det til at udføre lammelsesangreb (denial of service) gennem en særligt fremstillet SMB-forespørgsel.

  • CVE-2009-2813

    Manglende fejlhåndtering i situationer hvor ingen home-mappe var opsat/angivet for brugeren, kunne føre til filafsløring. I situationer hvor det automatiske [homes]-share er aktiveret eller en eksplicit share er oprettet med dette brugernavn, fik samba ikke håndhævet delingsbegrænsninger, hvilket medførte at en angriber kunne tilgå filsystemet fra root-mappen.

I den gamle stabile distribution (etch), vil dette problem snart blive rettet.

I den stabile distribution (lenny), er dette problem rettet i version 2:3.2.5-4lenny7.

I distributionen testing (squeeze), vil dette problem snart blive rettet.

I den ustabile distribution (sid), er dette problem rettet i version 2:3.4.2-1.

Vi anbefaler at du opgraderer dine samba-pakker.

Rettet i:

Debian GNU/Linux 5.0 (lenny)

Kildekode:
http://security.debian.org/pool/updates/main/s/samba/samba_3.2.5-4lenny7.dsc
http://security.debian.org/pool/updates/main/s/samba/samba_3.2.5.orig.tar.gz
http://security.debian.org/pool/updates/main/s/samba/samba_3.2.5-4lenny7.diff.gz
Arkitekturuafhængig komponent:
http://security.debian.org/pool/updates/main/s/samba/samba-doc_3.2.5-4lenny7_all.deb
http://security.debian.org/pool/updates/main/s/samba/samba-doc-pdf_3.2.5-4lenny7_all.deb
Alpha:
http://security.debian.org/pool/updates/main/s/samba/samba-dbg_3.2.5-4lenny7_alpha.deb
http://security.debian.org/pool/updates/main/s/samba/swat_3.2.5-4lenny7_alpha.deb
http://security.debian.org/pool/updates/main/s/samba/winbind_3.2.5-4lenny7_alpha.deb
http://security.debian.org/pool/updates/main/s/samba/libsmbclient-dev_3.2.5-4lenny7_alpha.deb
http://security.debian.org/pool/updates/main/s/samba/samba_3.2.5-4lenny7_alpha.deb
http://security.debian.org/pool/updates/main/s/samba/smbfs_3.2.5-4lenny7_alpha.deb
http://security.debian.org/pool/updates/main/s/samba/libwbclient0_3.2.5-4lenny7_alpha.deb
http://security.debian.org/pool/updates/main/s/samba/samba-tools_3.2.5-4lenny7_alpha.deb
http://security.debian.org/pool/updates/main/s/samba/libpam-smbpass_3.2.5-4lenny7_alpha.deb
http://security.debian.org/pool/updates/main/s/samba/libsmbclient_3.2.5-4lenny7_alpha.deb
http://security.debian.org/pool/updates/main/s/samba/samba-common_3.2.5-4lenny7_alpha.deb
http://security.debian.org/pool/updates/main/s/samba/smbclient_3.2.5-4lenny7_alpha.deb
AMD64:
http://security.debian.org/pool/updates/main/s/samba/winbind_3.2.5-4lenny7_amd64.deb
http://security.debian.org/pool/updates/main/s/samba/smbfs_3.2.5-4lenny7_amd64.deb
http://security.debian.org/pool/updates/main/s/samba/libpam-smbpass_3.2.5-4lenny7_amd64.deb
http://security.debian.org/pool/updates/main/s/samba/samba-common_3.2.5-4lenny7_amd64.deb
http://security.debian.org/pool/updates/main/s/samba/swat_3.2.5-4lenny7_amd64.deb
http://security.debian.org/pool/updates/main/s/samba/samba-tools_3.2.5-4lenny7_amd64.deb
http://security.debian.org/pool/updates/main/s/samba/libsmbclient-dev_3.2.5-4lenny7_amd64.deb
http://security.debian.org/pool/updates/main/s/samba/libwbclient0_3.2.5-4lenny7_amd64.deb
http://security.debian.org/pool/updates/main/s/samba/libsmbclient_3.2.5-4lenny7_amd64.deb
http://security.debian.org/pool/updates/main/s/samba/samba-dbg_3.2.5-4lenny7_amd64.deb
http://security.debian.org/pool/updates/main/s/samba/smbclient_3.2.5-4lenny7_amd64.deb
http://security.debian.org/pool/updates/main/s/samba/samba_3.2.5-4lenny7_amd64.deb
ARM:
http://security.debian.org/pool/updates/main/s/samba/libpam-smbpass_3.2.5-4lenny7_arm.deb
http://security.debian.org/pool/updates/main/s/samba/samba-dbg_3.2.5-4lenny7_arm.deb
http://security.debian.org/pool/updates/main/s/samba/smbclient_3.2.5-4lenny7_arm.deb
http://security.debian.org/pool/updates/main/s/samba/samba-common_3.2.5-4lenny7_arm.deb
http://security.debian.org/pool/updates/main/s/samba/libwbclient0_3.2.5-4lenny7_arm.deb
http://security.debian.org/pool/updates/main/s/samba/samba_3.2.5-4lenny7_arm.deb
http://security.debian.org/pool/updates/main/s/samba/smbfs_3.2.5-4lenny7_arm.deb
http://security.debian.org/pool/updates/main/s/samba/swat_3.2.5-4lenny7_arm.deb
http://security.debian.org/pool/updates/main/s/samba/samba-tools_3.2.5-4lenny7_arm.deb
http://security.debian.org/pool/updates/main/s/samba/libsmbclient_3.2.5-4lenny7_arm.deb
http://security.debian.org/pool/updates/main/s/samba/libsmbclient-dev_3.2.5-4lenny7_arm.deb
http://security.debian.org/pool/updates/main/s/samba/winbind_3.2.5-4lenny7_arm.deb
ARM EABI:
http://security.debian.org/pool/updates/main/s/samba/winbind_3.2.5-4lenny7_armel.deb
http://security.debian.org/pool/updates/main/s/samba/smbclient_3.2.5-4lenny7_armel.deb
http://security.debian.org/pool/updates/main/s/samba/samba-tools_3.2.5-4lenny7_armel.deb
http://security.debian.org/pool/updates/main/s/samba/swat_3.2.5-4lenny7_armel.deb
http://security.debian.org/pool/updates/main/s/samba/smbfs_3.2.5-4lenny7_armel.deb
http://security.debian.org/pool/updates/main/s/samba/samba-common_3.2.5-4lenny7_armel.deb
http://security.debian.org/pool/updates/main/s/samba/samba_3.2.5-4lenny7_armel.deb
http://security.debian.org/pool/updates/main/s/samba/samba-dbg_3.2.5-4lenny7_armel.deb
http://security.debian.org/pool/updates/main/s/samba/libwbclient0_3.2.5-4lenny7_armel.deb
http://security.debian.org/pool/updates/main/s/samba/libsmbclient-dev_3.2.5-4lenny7_armel.deb
http://security.debian.org/pool/updates/main/s/samba/libsmbclient_3.2.5-4lenny7_armel.deb
http://security.debian.org/pool/updates/main/s/samba/libpam-smbpass_3.2.5-4lenny7_armel.deb
HP Precision:
http://security.debian.org/pool/updates/main/s/samba/samba-dbg_3.2.5-4lenny7_hppa.deb
http://security.debian.org/pool/updates/main/s/samba/smbclient_3.2.5-4lenny7_hppa.deb
http://security.debian.org/pool/updates/main/s/samba/samba_3.2.5-4lenny7_hppa.deb
http://security.debian.org/pool/updates/main/s/samba/libsmbclient_3.2.5-4lenny7_hppa.deb
http://security.debian.org/pool/updates/main/s/samba/libwbclient0_3.2.5-4lenny7_hppa.deb
http://security.debian.org/pool/updates/main/s/samba/samba-tools_3.2.5-4lenny7_hppa.deb
http://security.debian.org/pool/updates/main/s/samba/winbind_3.2.5-4lenny7_hppa.deb
http://security.debian.org/pool/updates/main/s/samba/libpam-smbpass_3.2.5-4lenny7_hppa.deb
http://security.debian.org/pool/updates/main/s/samba/samba-common_3.2.5-4lenny7_hppa.deb
http://security.debian.org/pool/updates/main/s/samba/swat_3.2.5-4lenny7_hppa.deb
http://security.debian.org/pool/updates/main/s/samba/libsmbclient-dev_3.2.5-4lenny7_hppa.deb
http://security.debian.org/pool/updates/main/s/samba/smbfs_3.2.5-4lenny7_hppa.deb
Intel IA-32:
http://security.debian.org/pool/updates/main/s/samba/swat_3.2.5-4lenny7_i386.deb
http://security.debian.org/pool/updates/main/s/samba/winbind_3.2.5-4lenny7_i386.deb
http://security.debian.org/pool/updates/main/s/samba/smbclient_3.2.5-4lenny7_i386.deb
http://security.debian.org/pool/updates/main/s/samba/samba-dbg_3.2.5-4lenny7_i386.deb
http://security.debian.org/pool/updates/main/s/samba/libpam-smbpass_3.2.5-4lenny7_i386.deb
http://security.debian.org/pool/updates/main/s/samba/samba-common_3.2.5-4lenny7_i386.deb
http://security.debian.org/pool/updates/main/s/samba/samba_3.2.5-4lenny7_i386.deb
http://security.debian.org/pool/updates/main/s/samba/libwbclient0_3.2.5-4lenny7_i386.deb
http://security.debian.org/pool/updates/main/s/samba/samba-tools_3.2.5-4lenny7_i386.deb
http://security.debian.org/pool/updates/main/s/samba/libsmbclient-dev_3.2.5-4lenny7_i386.deb
http://security.debian.org/pool/updates/main/s/samba/libsmbclient_3.2.5-4lenny7_i386.deb
http://security.debian.org/pool/updates/main/s/samba/smbfs_3.2.5-4lenny7_i386.deb
Intel IA-64:
http://security.debian.org/pool/updates/main/s/samba/samba-common_3.2.5-4lenny7_ia64.deb
http://security.debian.org/pool/updates/main/s/samba/samba_3.2.5-4lenny7_ia64.deb
http://security.debian.org/pool/updates/main/s/samba/smbfs_3.2.5-4lenny7_ia64.deb
http://security.debian.org/pool/updates/main/s/samba/libwbclient0_3.2.5-4lenny7_ia64.deb
http://security.debian.org/pool/updates/main/s/samba/libpam-smbpass_3.2.5-4lenny7_ia64.deb
http://security.debian.org/pool/updates/main/s/samba/libsmbclient_3.2.5-4lenny7_ia64.deb
http://security.debian.org/pool/updates/main/s/samba/smbclient_3.2.5-4lenny7_ia64.deb
http://security.debian.org/pool/updates/main/s/samba/samba-dbg_3.2.5-4lenny7_ia64.deb
http://security.debian.org/pool/updates/main/s/samba/libsmbclient-dev_3.2.5-4lenny7_ia64.deb
http://security.debian.org/pool/updates/main/s/samba/swat_3.2.5-4lenny7_ia64.deb
http://security.debian.org/pool/updates/main/s/samba/samba-tools_3.2.5-4lenny7_ia64.deb
http://security.debian.org/pool/updates/main/s/samba/winbind_3.2.5-4lenny7_ia64.deb
Big-endian MIPS:
http://security.debian.org/pool/updates/main/s/samba/samba-dbg_3.2.5-4lenny7_mips.deb
http://security.debian.org/pool/updates/main/s/samba/samba_3.2.5-4lenny7_mips.deb
http://security.debian.org/pool/updates/main/s/samba/libpam-smbpass_3.2.5-4lenny7_mips.deb
http://security.debian.org/pool/updates/main/s/samba/smbfs_3.2.5-4lenny7_mips.deb
http://security.debian.org/pool/updates/main/s/samba/samba-common_3.2.5-4lenny7_mips.deb
http://security.debian.org/pool/updates/main/s/samba/swat_3.2.5-4lenny7_mips.deb
http://security.debian.org/pool/updates/main/s/samba/samba-tools_3.2.5-4lenny7_mips.deb
http://security.debian.org/pool/updates/main/s/samba/winbind_3.2.5-4lenny7_mips.deb
http://security.debian.org/pool/updates/main/s/samba/libwbclient0_3.2.5-4lenny7_mips.deb
http://security.debian.org/pool/updates/main/s/samba/libsmbclient-dev_3.2.5-4lenny7_mips.deb
http://security.debian.org/pool/updates/main/s/samba/smbclient_3.2.5-4lenny7_mips.deb
http://security.debian.org/pool/updates/main/s/samba/libsmbclient_3.2.5-4lenny7_mips.deb
Little-endian MIPS:
http://security.debian.org/pool/updates/main/s/samba/libsmbclient-dev_3.2.5-4lenny7_mipsel.deb
http://security.debian.org/pool/updates/main/s/samba/libpam-smbpass_3.2.5-4lenny7_mipsel.deb
http://security.debian.org/pool/updates/main/s/samba/libwbclient0_3.2.5-4lenny7_mipsel.deb
http://security.debian.org/pool/updates/main/s/samba/smbclient_3.2.5-4lenny7_mipsel.deb
http://security.debian.org/pool/updates/main/s/samba/libsmbclient_3.2.5-4lenny7_mipsel.deb
http://security.debian.org/pool/updates/main/s/samba/winbind_3.2.5-4lenny7_mipsel.deb
http://security.debian.org/pool/updates/main/s/samba/samba-dbg_3.2.5-4lenny7_mipsel.deb
http://security.debian.org/pool/updates/main/s/samba/samba-tools_3.2.5-4lenny7_mipsel.deb
http://security.debian.org/pool/updates/main/s/samba/smbfs_3.2.5-4lenny7_mipsel.deb
http://security.debian.org/pool/updates/main/s/samba/samba-common_3.2.5-4lenny7_mipsel.deb
http://security.debian.org/pool/updates/main/s/samba/samba_3.2.5-4lenny7_mipsel.deb
http://security.debian.org/pool/updates/main/s/samba/swat_3.2.5-4lenny7_mipsel.deb
PowerPC:
http://security.debian.org/pool/updates/main/s/samba/winbind_3.2.5-4lenny7_powerpc.deb
http://security.debian.org/pool/updates/main/s/samba/smbclient_3.2.5-4lenny7_powerpc.deb
http://security.debian.org/pool/updates/main/s/samba/samba-dbg_3.2.5-4lenny7_powerpc.deb
http://security.debian.org/pool/updates/main/s/samba/libsmbclient-dev_3.2.5-4lenny7_powerpc.deb
http://security.debian.org/pool/updates/main/s/samba/samba-common_3.2.5-4lenny7_powerpc.deb
http://security.debian.org/pool/updates/main/s/samba/samba-tools_3.2.5-4lenny7_powerpc.deb
http://security.debian.org/pool/updates/main/s/samba/libpam-smbpass_3.2.5-4lenny7_powerpc.deb
http://security.debian.org/pool/updates/main/s/samba/smbfs_3.2.5-4lenny7_powerpc.deb
http://security.debian.org/pool/updates/main/s/samba/swat_3.2.5-4lenny7_powerpc.deb
http://security.debian.org/pool/updates/main/s/samba/libsmbclient_3.2.5-4lenny7_powerpc.deb
http://security.debian.org/pool/updates/main/s/samba/samba_3.2.5-4lenny7_powerpc.deb
http://security.debian.org/pool/updates/main/s/samba/libwbclient0_3.2.5-4lenny7_powerpc.deb
IBM S/390:
http://security.debian.org/pool/updates/main/s/samba/samba-dbg_3.2.5-4lenny7_s390.deb
http://security.debian.org/pool/updates/main/s/samba/smbfs_3.2.5-4lenny7_s390.deb
http://security.debian.org/pool/updates/main/s/samba/libpam-smbpass_3.2.5-4lenny7_s390.deb
http://security.debian.org/pool/updates/main/s/samba/libsmbclient-dev_3.2.5-4lenny7_s390.deb
http://security.debian.org/pool/updates/main/s/samba/libsmbclient_3.2.5-4lenny7_s390.deb
http://security.debian.org/pool/updates/main/s/samba/samba_3.2.5-4lenny7_s390.deb
http://security.debian.org/pool/updates/main/s/samba/swat_3.2.5-4lenny7_s390.deb
http://security.debian.org/pool/updates/main/s/samba/smbclient_3.2.5-4lenny7_s390.deb
http://security.debian.org/pool/updates/main/s/samba/samba-tools_3.2.5-4lenny7_s390.deb
http://security.debian.org/pool/updates/main/s/samba/libwbclient0_3.2.5-4lenny7_s390.deb
http://security.debian.org/pool/updates/main/s/samba/winbind_3.2.5-4lenny7_s390.deb
http://security.debian.org/pool/updates/main/s/samba/samba-common_3.2.5-4lenny7_s390.deb
Sun Sparc:
http://security.debian.org/pool/updates/main/s/samba/libsmbclient_3.2.5-4lenny7_sparc.deb
http://security.debian.org/pool/updates/main/s/samba/swat_3.2.5-4lenny7_sparc.deb
http://security.debian.org/pool/updates/main/s/samba/samba_3.2.5-4lenny7_sparc.deb
http://security.debian.org/pool/updates/main/s/samba/winbind_3.2.5-4lenny7_sparc.deb
http://security.debian.org/pool/updates/main/s/samba/samba-tools_3.2.5-4lenny7_sparc.deb
http://security.debian.org/pool/updates/main/s/samba/samba-common_3.2.5-4lenny7_sparc.deb
http://security.debian.org/pool/updates/main/s/samba/libpam-smbpass_3.2.5-4lenny7_sparc.deb
http://security.debian.org/pool/updates/main/s/samba/smbfs_3.2.5-4lenny7_sparc.deb
http://security.debian.org/pool/updates/main/s/samba/libsmbclient-dev_3.2.5-4lenny7_sparc.deb
http://security.debian.org/pool/updates/main/s/samba/libwbclient0_3.2.5-4lenny7_sparc.deb
http://security.debian.org/pool/updates/main/s/samba/smbclient_3.2.5-4lenny7_sparc.deb
http://security.debian.org/pool/updates/main/s/samba/samba-dbg_3.2.5-4lenny7_sparc.deb

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