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JBIG-KIT: Denial of Service


1.  Gentoo Linux Security Advisory

Version Information

Advisory Reference GLSA 201405-20 / jbigkit
Release Date May 18, 2014
Latest Revision May 18, 2014: 1
Impact normal
Exploitable remote
Package Vulnerable versions Unaffected versions Architecture(s)
media-libs/jbigkit < 2.1 >= 2.1 All supported architectures

Related bugreports: #507254


A stack-based buffer overflow in JBIG-KIT might allow remote attackers to cause a Denial of Service.

2.  Impact Information


JBIG-KIT is a software implementation of the JBIG1 data compression standard.


JBIG-KIT contains a stack-based buffer overflow in the jbg_dec_in function in libjbig/jbig.c.


A remote attacker could possibly cause a Denial of Service condition via a specially crafted image file.

3.  Resolution Information


There is no known workaround at this time.


All JBIG-KIT users should upgrade to the latest version:

Code Listing 3.1: Resolution

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=media-libs/jbigkit-2.1"

4.  References


Page updated May 18, 2014

Summary: This is a Gentoo Linux Security Advisory

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