INFORMATION BULLETIN

S-363: libexslt Vulnerability

[Debian Security Advisory DSA-1624-1]

August 20, 2008 14:00 GMT


PROBLEM:	It was discovered that a buffer overflow in the RC4 functions of libexslt may lead to the execution of arbitrary code.
PLATFORM:	Debian GNU/Linux 4.0 (etch)
DAMAGE:	Execution of arbitrary code.
SOLUTION:	Upgrade to the appropriate version.

VULNERABILITY ASSESSMENT:	The risk is MEDIUM. May lead to the execution of arbitrary code.

CVSS 2 BASE SCORE: TEMPORAL SCORE: VECTOR:	7.5 6.2 (AV:N/AC:L/Au:N/C:P/I:P/A:P/E:F/RL:OF/RC:C)

LINKS:
CIAC BULLETIN:	http://www.ciac.org/ciac/bulletins/s-363.shtml
ORIGINAL BULLETIN:	http://www.debian.org/security/2008/dsa-1624
CVE:	CVE-2008-2935

[***** Start Debian Security Advisory DSA-1624-1 *****]

Debian Security Advisory

DSA-1624-1 libxslt -- buffer overflows

Date Reported:

31 Jul 2008

Affected Packages:

libxslt

Vulnerable:

Yes

Security database references:

In Mitre's CVE dictionary: CVE-2008-2935.

More information:

Chris Evans discovered that a buffer overflow in the RC4 functions of libexslt may lead to the execution of arbitrary code.

For the stable distribution (etch), this problem has been fixed in version 1.1.19-3.

For the unstable distribution (sid), this problem will be fixed soon.

We recommend that you upgrade your libxslt packages.

Fixed in:

Debian GNU/Linux 4.0 (etch)

Source:: http://security.debian.org/pool/updates/main/libx/libxslt/libxslt_1.1.19.orig.tar.gz; http://security.debian.org/pool/updates/main/libx/libxslt/libxslt_1.1.19-3.diff.gz; http://security.debian.org/pool/updates/main/libx/libxslt/libxslt_1.1.19-3.dsc
Alpha:: http://security.debian.org/pool/updates/main/libx/libxslt/xsltproc_1.1.19-3_alpha.deb; http://security.debian.org/pool/updates/main/libx/libxslt/libxslt1-dbg_1.1.19-3_alpha.deb; http://security.debian.org/pool/updates/main/libx/libxslt/libxslt1-dev_1.1.19-3_alpha.deb; http://security.debian.org/pool/updates/main/libx/libxslt/libxslt1.1_1.1.19-3_alpha.deb; http://security.debian.org/pool/updates/main/libx/libxslt/python-libxslt1_1.1.19-3_alpha.deb
AMD64:: http://security.debian.org/pool/updates/main/libx/libxslt/libxslt1-dbg_1.1.19-3_amd64.deb; http://security.debian.org/pool/updates/main/libx/libxslt/libxslt1.1_1.1.19-3_amd64.deb; http://security.debian.org/pool/updates/main/libx/libxslt/libxslt1-dev_1.1.19-3_amd64.deb; http://security.debian.org/pool/updates/main/libx/libxslt/xsltproc_1.1.19-3_amd64.deb; http://security.debian.org/pool/updates/main/libx/libxslt/python-libxslt1_1.1.19-3_amd64.deb
ARM:: http://security.debian.org/pool/updates/main/libx/libxslt/xsltproc_1.1.19-3_arm.deb; http://security.debian.org/pool/updates/main/libx/libxslt/libxslt1-dbg_1.1.19-3_arm.deb; http://security.debian.org/pool/updates/main/libx/libxslt/libxslt1-dev_1.1.19-3_arm.deb; http://security.debian.org/pool/updates/main/libx/libxslt/libxslt1.1_1.1.19-3_arm.deb; http://security.debian.org/pool/updates/main/libx/libxslt/python-libxslt1_1.1.19-3_arm.deb
HP Precision:: http://security.debian.org/pool/updates/main/libx/libxslt/libxslt1-dev_1.1.19-3_hppa.deb; http://security.debian.org/pool/updates/main/libx/libxslt/libxslt1.1_1.1.19-3_hppa.deb; http://security.debian.org/pool/updates/main/libx/libxslt/xsltproc_1.1.19-3_hppa.deb; http://security.debian.org/pool/updates/main/libx/libxslt/python-libxslt1_1.1.19-3_hppa.deb; http://security.debian.org/pool/updates/main/libx/libxslt/libxslt1-dbg_1.1.19-3_hppa.deb
Intel IA-32:: http://security.debian.org/pool/updates/main/libx/libxslt/xsltproc_1.1.19-3_i386.deb; http://security.debian.org/pool/updates/main/libx/libxslt/libxslt1.1_1.1.19-3_i386.deb; http://security.debian.org/pool/updates/main/libx/libxslt/python-libxslt1_1.1.19-3_i386.deb; http://security.debian.org/pool/updates/main/libx/libxslt/libxslt1-dbg_1.1.19-3_i386.deb; http://security.debian.org/pool/updates/main/libx/libxslt/libxslt1-dev_1.1.19-3_i386.deb
Intel IA-64:: http://security.debian.org/pool/updates/main/libx/libxslt/libxslt1-dbg_1.1.19-3_ia64.deb; http://security.debian.org/pool/updates/main/libx/libxslt/xsltproc_1.1.19-3_ia64.deb; http://security.debian.org/pool/updates/main/libx/libxslt/libxslt1-dev_1.1.19-3_ia64.deb; http://security.debian.org/pool/updates/main/libx/libxslt/python-libxslt1_1.1.19-3_ia64.deb; http://security.debian.org/pool/updates/main/libx/libxslt/libxslt1.1_1.1.19-3_ia64.deb
Big-endian MIPS:: http://security.debian.org/pool/updates/main/libx/libxslt/libxslt1-dev_1.1.19-3_mips.deb; http://security.debian.org/pool/updates/main/libx/libxslt/python-libxslt1_1.1.19-3_mips.deb; http://security.debian.org/pool/updates/main/libx/libxslt/xsltproc_1.1.19-3_mips.deb; http://security.debian.org/pool/updates/main/libx/libxslt/libxslt1.1_1.1.19-3_mips.deb; http://security.debian.org/pool/updates/main/libx/libxslt/libxslt1-dbg_1.1.19-3_mips.deb
Little-endian MIPS:: http://security.debian.org/pool/updates/main/libx/libxslt/libxslt1-dev_1.1.19-3_mipsel.deb; http://security.debian.org/pool/updates/main/libx/libxslt/libxslt1-dbg_1.1.19-3_mipsel.deb; http://security.debian.org/pool/updates/main/libx/libxslt/xsltproc_1.1.19-3_mipsel.deb; http://security.debian.org/pool/updates/main/libx/libxslt/python-libxslt1_1.1.19-3_mipsel.deb; http://security.debian.org/pool/updates/main/libx/libxslt/libxslt1.1_1.1.19-3_mipsel.deb
PowerPC:: http://security.debian.org/pool/updates/main/libx/libxslt/libxslt1.1_1.1.19-3_powerpc.deb; http://security.debian.org/pool/updates/main/libx/libxslt/xsltproc_1.1.19-3_powerpc.deb; http://security.debian.org/pool/updates/main/libx/libxslt/python-libxslt1_1.1.19-3_powerpc.deb; http://security.debian.org/pool/updates/main/libx/libxslt/libxslt1-dev_1.1.19-3_powerpc.deb; http://security.debian.org/pool/updates/main/libx/libxslt/libxslt1-dbg_1.1.19-3_powerpc.deb
IBM S/390:: http://security.debian.org/pool/updates/main/libx/libxslt/libxslt1-dev_1.1.19-3_s390.deb; http://security.debian.org/pool/updates/main/libx/libxslt/xsltproc_1.1.19-3_s390.deb; http://security.debian.org/pool/updates/main/libx/libxslt/python-libxslt1_1.1.19-3_s390.deb; http://security.debian.org/pool/updates/main/libx/libxslt/libxslt1.1_1.1.19-3_s390.deb; http://security.debian.org/pool/updates/main/libx/libxslt/libxslt1-dbg_1.1.19-3_s390.deb
Sun Sparc:: http://security.debian.org/pool/updates/main/libx/libxslt/libxslt1-dev_1.1.19-3_sparc.deb; http://security.debian.org/pool/updates/main/libx/libxslt/libxslt1.1_1.1.19-3_sparc.deb; http://security.debian.org/pool/updates/main/libx/libxslt/xsltproc_1.1.19-3_sparc.deb; http://security.debian.org/pool/updates/main/libx/libxslt/python-libxslt1_1.1.19-3_sparc.deb; http://security.debian.org/pool/updates/main/libx/libxslt/libxslt1-dbg_1.1.19-3_sparc.deb

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


[***** End Debian Security Advisory DSA-1624-1 *****]

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