U radu programskog paketa FreeType, za sustav Fedora 17, uočeni su višestruki sigurnosni propusti. Udaljenim napadačima omogućuju izvođenje DoS napada i pokretanje proizvoljnog programskog koda.
Paket:
FreeType 2.x
Operacijski sustavi:
Fedora 17
Kritičnost:
5.9
Problem:
neodgovarajuće rukovanje datotekama, pogreška u programskoj funkciji
Propusti su posljedica cjelobrojnog prepisivanja u funkciji "_bdf_parse_glyphs()", višestrukih pogrešaka u brojnim datotekama, kao npr. "src/type1/t1parse.c", "src/bdf/bdflib.c", "src/winfonts/winfnt.c", itd. Za detaljniji uvid u sve propuste preporuča se pregled teksta izvorne preporuke.
Posljedica:
Napadač ih može iskoristiti za izvođenje DoS napada i pokretanje proizvoljnog programskog koda.
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Fedora Update Notification
FEDORA-2012-4935
2012-03-30 17:55:04
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Name : freetype
Product : Fedora 17
Version : 2.4.8
Release : 3.fc17
URL : http://www.freetype.org
Summary : A free and portable font rendering engine
Description :
The FreeType engine is a free and portable font rendering
engine, developed to provide advanced font support for a variety of
platforms and environments. FreeType is a library which can open and
manages font files as well as efficiently load, hint and render
individual glyphs. FreeType is not a font server or a complete
text-rendering library.
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Update Information:
This update fixes various CVEs
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References:
[ 1 ] Bug #806270 -
CVE-2012-{1126,1127,1128,1130,1131,1132,1133,1134,1135,1136,1137,1138,1139,1140,1141,1142,1143,1144}
freetype: multiple vulnerabilities [fedora-all]
https://bugzilla.redhat.com/show_bug.cgi?id=806270
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This update can be installed with the "yum" update program. Use
su -c 'yum update freetype' at the command line.
For more information, refer to "Managing Software with yum",
available at http://docs.fedoraproject.org/yum/.
All packages are signed with the Fedora Project GPG key. More details on the
GPG keys used by the Fedora Project can be found at
https://fedoraproject.org/keys
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