GLSA 201405-20: JBIG-KIT: Denial of Service
| Severity: | normal |
| Title: | JBIG-KIT: Denial of Service |
| Date: | 05/18/2014 |
| Bugs: | |
| ID: | 201405-20 |
Synopsis
A stack-based buffer overflow in JBIG-KIT might allow remote attackers to cause a Denial of Service.Background
JBIG-KIT is a software implementation of the JBIG1 data compression standard.
Affected packages
| Package | Vulnerable | Unaffected | Architecture(s) |
|---|---|---|---|
| media-libs/jbigkit | < 2.1 | >= 2.1 | All supported architectures |
Description
JBIG-KIT contains a stack-based buffer overflow in the jbg_dec_in function in libjbig/jbig.c.
Impact
A remote attacker could possibly cause a Denial of Service condition via a specially crafted image file.
Workaround
There is no known workaround at this time.
Resolution
All JBIG-KIT users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=media-libs/jbigkit-2.1"
References
Availability
This GLSA and any updates to it are available for viewing at the Gentoo Security Website:
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 https://bugs.gentoo.org.
License
Copyright 2010 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.