Debian Security Advisory

DSA-2100-1 openssl -- double free

Date Reported:
30 Aug 2010
Affected Packages:
openssl
Vulnerable:
Yes
Security database references:
In Mitre's CVE dictionary: CVE-2010-2939.
More information:

George Guninski discovered a double free in the ECDH code of the OpenSSL crypto library, which may lead to denial of service and potentially the execution of arbitrary code.

For the stable distribution (lenny), this problem has been fixed in version 0.9.8g-15+lenny8.

For the unstable distribution (sid), this problem has been fixed in version 0.9.8o-2.

We recommend that you upgrade your openssl packages.

Fixed in:

Debian GNU/Linux 5.0 (lenny)

Source:
http://security.debian.org/pool/updates/main/o/openssl/openssl_0.9.8g.orig.tar.gz
http://security.debian.org/pool/updates/main/o/openssl/openssl_0.9.8g-15+lenny8.dsc
http://security.debian.org/pool/updates/main/o/openssl/openssl_0.9.8g-15+lenny8.diff.gz
Alpha:
http://security.debian.org/pool/updates/main/o/openssl/openssl_0.9.8g-15+lenny8_alpha.deb
http://security.debian.org/pool/updates/main/o/openssl/libssl-dev_0.9.8g-15+lenny8_alpha.deb
http://security.debian.org/pool/updates/main/o/openssl/libcrypto0.9.8-udeb_0.9.8g-15+lenny8_alpha.udeb
http://security.debian.org/pool/updates/main/o/openssl/libssl0.9.8_0.9.8g-15+lenny8_alpha.deb
http://security.debian.org/pool/updates/main/o/openssl/libssl0.9.8-dbg_0.9.8g-15+lenny8_alpha.deb
AMD64:
http://security.debian.org/pool/updates/main/o/openssl/libssl0.9.8_0.9.8g-15+lenny8_amd64.deb
http://security.debian.org/pool/updates/main/o/openssl/libssl-dev_0.9.8g-15+lenny8_amd64.deb
http://security.debian.org/pool/updates/main/o/openssl/libssl0.9.8-dbg_0.9.8g-15+lenny8_amd64.deb
http://security.debian.org/pool/updates/main/o/openssl/libcrypto0.9.8-udeb_0.9.8g-15+lenny8_amd64.udeb
http://security.debian.org/pool/updates/main/o/openssl/openssl_0.9.8g-15+lenny8_amd64.deb
ARM:
http://security.debian.org/pool/updates/main/o/openssl/openssl_0.9.8g-15+lenny8_arm.deb
http://security.debian.org/pool/updates/main/o/openssl/libssl0.9.8-dbg_0.9.8g-15+lenny8_arm.deb
http://security.debian.org/pool/updates/main/o/openssl/libssl-dev_0.9.8g-15+lenny8_arm.deb
http://security.debian.org/pool/updates/main/o/openssl/libcrypto0.9.8-udeb_0.9.8g-15+lenny8_arm.udeb
http://security.debian.org/pool/updates/main/o/openssl/libssl0.9.8_0.9.8g-15+lenny8_arm.deb
ARM EABI:
http://security.debian.org/pool/updates/main/o/openssl/openssl_0.9.8g-15+lenny8_armel.deb
http://security.debian.org/pool/updates/main/o/openssl/libssl0.9.8_0.9.8g-15+lenny8_armel.deb
http://security.debian.org/pool/updates/main/o/openssl/libssl-dev_0.9.8g-15+lenny8_armel.deb
http://security.debian.org/pool/updates/main/o/openssl/libcrypto0.9.8-udeb_0.9.8g-15+lenny8_armel.udeb
http://security.debian.org/pool/updates/main/o/openssl/libssl0.9.8-dbg_0.9.8g-15+lenny8_armel.deb
HP Precision:
http://security.debian.org/pool/updates/main/o/openssl/libssl-dev_0.9.8g-15+lenny8_hppa.deb
http://security.debian.org/pool/updates/main/o/openssl/openssl_0.9.8g-15+lenny8_hppa.deb
http://security.debian.org/pool/updates/main/o/openssl/libssl0.9.8_0.9.8g-15+lenny8_hppa.deb
http://security.debian.org/pool/updates/main/o/openssl/libssl0.9.8-dbg_0.9.8g-15+lenny8_hppa.deb
http://security.debian.org/pool/updates/main/o/openssl/libcrypto0.9.8-udeb_0.9.8g-15+lenny8_hppa.udeb
Intel IA-32:
http://security.debian.org/pool/updates/main/o/openssl/openssl_0.9.8g-15+lenny8_i386.deb
http://security.debian.org/pool/updates/main/o/openssl/libssl0.9.8_0.9.8g-15+lenny8_i386.deb
http://security.debian.org/pool/updates/main/o/openssl/libssl0.9.8-dbg_0.9.8g-15+lenny8_i386.deb
http://security.debian.org/pool/updates/main/o/openssl/libcrypto0.9.8-udeb_0.9.8g-15+lenny8_i386.udeb
http://security.debian.org/pool/updates/main/o/openssl/libssl-dev_0.9.8g-15+lenny8_i386.deb
Intel IA-64:
http://security.debian.org/pool/updates/main/o/openssl/libssl-dev_0.9.8g-15+lenny8_ia64.deb
http://security.debian.org/pool/updates/main/o/openssl/libssl0.9.8-dbg_0.9.8g-15+lenny8_ia64.deb
http://security.debian.org/pool/updates/main/o/openssl/libcrypto0.9.8-udeb_0.9.8g-15+lenny8_ia64.udeb
http://security.debian.org/pool/updates/main/o/openssl/openssl_0.9.8g-15+lenny8_ia64.deb
http://security.debian.org/pool/updates/main/o/openssl/libssl0.9.8_0.9.8g-15+lenny8_ia64.deb
Big-endian MIPS:
http://security.debian.org/pool/updates/main/o/openssl/libssl0.9.8_0.9.8g-15+lenny8_mips.deb
http://security.debian.org/pool/updates/main/o/openssl/libssl-dev_0.9.8g-15+lenny8_mips.deb
http://security.debian.org/pool/updates/main/o/openssl/libcrypto0.9.8-udeb_0.9.8g-15+lenny8_mips.udeb
http://security.debian.org/pool/updates/main/o/openssl/libssl0.9.8-dbg_0.9.8g-15+lenny8_mips.deb
http://security.debian.org/pool/updates/main/o/openssl/openssl_0.9.8g-15+lenny8_mips.deb
Little-endian MIPS:
http://security.debian.org/pool/updates/main/o/openssl/libssl0.9.8-dbg_0.9.8g-15+lenny8_mipsel.deb
http://security.debian.org/pool/updates/main/o/openssl/libcrypto0.9.8-udeb_0.9.8g-15+lenny8_mipsel.udeb
http://security.debian.org/pool/updates/main/o/openssl/libssl-dev_0.9.8g-15+lenny8_mipsel.deb
http://security.debian.org/pool/updates/main/o/openssl/libssl0.9.8_0.9.8g-15+lenny8_mipsel.deb
http://security.debian.org/pool/updates/main/o/openssl/openssl_0.9.8g-15+lenny8_mipsel.deb
PowerPC:
http://security.debian.org/pool/updates/main/o/openssl/libssl0.9.8_0.9.8g-15+lenny8_powerpc.deb
http://security.debian.org/pool/updates/main/o/openssl/libssl-dev_0.9.8g-15+lenny8_powerpc.deb
http://security.debian.org/pool/updates/main/o/openssl/libssl0.9.8-dbg_0.9.8g-15+lenny8_powerpc.deb
http://security.debian.org/pool/updates/main/o/openssl/openssl_0.9.8g-15+lenny8_powerpc.deb
http://security.debian.org/pool/updates/main/o/openssl/libcrypto0.9.8-udeb_0.9.8g-15+lenny8_powerpc.udeb
IBM S/390:
http://security.debian.org/pool/updates/main/o/openssl/libssl0.9.8-dbg_0.9.8g-15+lenny8_s390.deb
http://security.debian.org/pool/updates/main/o/openssl/libssl0.9.8_0.9.8g-15+lenny8_s390.deb
http://security.debian.org/pool/updates/main/o/openssl/libssl-dev_0.9.8g-15+lenny8_s390.deb
http://security.debian.org/pool/updates/main/o/openssl/libcrypto0.9.8-udeb_0.9.8g-15+lenny8_s390.udeb
http://security.debian.org/pool/updates/main/o/openssl/openssl_0.9.8g-15+lenny8_s390.deb
Sun Sparc:
http://security.debian.org/pool/updates/main/o/openssl/libssl0.9.8-dbg_0.9.8g-15+lenny8_sparc.deb
http://security.debian.org/pool/updates/main/o/openssl/openssl_0.9.8g-15+lenny8_sparc.deb
http://security.debian.org/pool/updates/main/o/openssl/libssl-dev_0.9.8g-15+lenny8_sparc.deb
http://security.debian.org/pool/updates/main/o/openssl/libssl0.9.8_0.9.8g-15+lenny8_sparc.deb
http://security.debian.org/pool/updates/main/o/openssl/libcrypto0.9.8-udeb_0.9.8g-15+lenny8_sparc.udeb

MD5 checksums of the listed files are available in the original advisory.