Debian Linux Security Advisory 2388-1 - Several vulnerabilities were discovered in t1lib, a Postscript Type 1 font rasterizer library, some of which might lead to code execution through the opening of files embedding bad fonts.
826cbdcd9ebdd1ede5d583faeba9ffd5a6efaea2feab949f5f4db2e314923ec2
-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1
- -------------------------------------------------------------------------
Debian Security Advisory DSA-2388-1 security@debian.org
http://www.debian.org/security/ Yves-Alexis Perez
January 14, 2012 http://www.debian.org/security/faq
- -------------------------------------------------------------------------
Package : t1lib
Vulnerability : several
Problem type : local
Debian-specific: no
CVE ID : CVE-2010-2642 CVE-2011-0433 CVE-2011-0764 CVE-2011-1552
CVE-2011-1553 CVE-2011-1554
Debian Bug : 652996
Several vulnerabilities were discovered in t1lib, a Postscript Type 1
font rasterizer library, some of which might lead to code execution
through the opening of files embedding bad fonts.
CVE-2010-2642
A heap-based buffer overflow in the AFM font metrics parser
potentially leads to the execution of arbitrary code.
CVE-2011-0433
Another heap-based buffer overflow in the AFM font metrics
parser potentially leads to the execution of arbitrary code.
CVE-2011-0764
An invalid pointer dereference allows execution of arbitrary
code using crafted Type 1 fonts.
CVE-2011-1552
Another invalid pointer dereference results in an application
crash, triggered by crafted Type 1 fonts.
CVE-2011-1553
A use-after-free vulnerability results in an application
crash, triggered by crafted Type 1 fonts.
CVE-2011-1554
An off-by-one error results in an invalid memory read and
application crash, triggered by crafted Type 1 fonts.
For the oldstable distribution (lenny), this problem has been fixed in
version 5.1.2-3+lenny1.
For the stable distribution (squeeze), this problem has been fixed in
version 5.1.2-3+squeeze1.
For the testing distribution (wheezy), this problem has been fixed in
version 5.1.2-3.3.
For the unstable distribution (sid), this problem has been fixed in
version 5.1.2-3.3.
We recommend that you upgrade your t1lib packages.
Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: http://www.debian.org/security/
Mailing list: debian-security-announce@lists.debian.org
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.4.9 (GNU/Linux)
iQEcBAEBAgAGBQJPEqtaAAoJEL97/wQC1SS++s4H/1V+Q5spiTcrjuLqFrwyljqz
YtEtm2jVuZKNJwXmntLA3hpyO6cAbw7yZVfimcJagGb7Vc8PkeCR4L+U7Hl7FGk2
4QELdzlMYeM7bJdchBmrmrv0Jd7jhqAek4MMO2gMJyaNxDwnjvWpjWtf1wYzPlJ5
3kopGxF0nKf47IsFd6fFwu5mkCl+RwhG5b0JVuyPYqxr2ir64iS3rcMIxCS3yBOc
IgYhNwNW+WQaJP5MwXelLnzkKJJGmugk9SrLaazVlIRGOXu34RZfziByxbQQQCF6
jGKm2L9ZcWfkDBHsoldEyP1J3WQLNUEqyxzLEib78D/28jEiuAu0GWNCkE+sO78=
=uEYD
-----END PGP SIGNATURE-----