drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Pufferüberlauf in gv
Name: |
Pufferüberlauf in gv
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ID: |
200408-10 |
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Distribution: |
Gentoo |
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Plattformen: |
Keine Angabe |
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Datum: |
Do, 12. August 2004, 13:00 |
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Referenzen: |
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2002-0838 |
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Applikationen: |
AFPL Ghostscript |
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Originalnachricht |
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 200408-10 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - http://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Severity: Normal Title: gv: Exploitable Buffer Overflow Date: August 12, 2004 Bugs: #59385 ID: 200408-10
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Synopsis ========
gv contains an exploitable buffer overflow that allows an attacker to execute arbitrary code.
Background ==========
gv is a PostScript and PDF viewer for X which provides a user interface for the ghostscript interpreter.
Affected packages =================
------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 app-text/gv <= 3.5.8-r3 >= 3.5.8-r4
Description ===========
gv contains a buffer overflow vulnerability where an unsafe sscanf() call is used to interpret PDF and PostScript files.
Impact ======
By enticing a user to view a malformed PDF or PostScript file an attacker could execute arbitrary code with the permissions of the user running gv.
Workaround ==========
There is no known workaround at this time. All users are encouraged to upgrade to the latest available version of gv.
Resolution ==========
All gv users should upgrade to the latest version:
# emerge sync
# emerge -pv ">=app-text/gv-3.5.8-r4" # emerge ">=app-text/gv-3.5.8-r4"
References ==========
[ 1 ] CAN-2002-0838 http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2002-0838
Availability ============
This GLSA and any updates to it are available for viewing at the Gentoo Security Website:
http://security.gentoo.org/glsa/glsa-200408-10.xml
Concerns? =========
Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at http://bugs.gentoo.org.
License =======
Copyright 2004 Gentoo Foundation, Inc; referenced text belongs to its owner(s).
The contents of this document are licensed under the Creative Commons - Attribution / Share Alike license.
http://creativecommons.org/licenses/by-sa/1.0 -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.4 (GNU/Linux)
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