GLSA 201502-14: grep: Denial of Service
| Severity: | normal |
| Title: | grep: Denial of Service |
| Date: | 02/25/2015 |
| Bugs: | |
| ID: | 201502-14 |
Synopsis
A vulnerability in grep could result in Denial of Service.Background
grep is the GNU regular expression matcher.
Affected packages
| Package | Vulnerable | Unaffected | Architecture(s) |
|---|---|---|---|
| sys-apps/grep | < 2.21-r1 | >= 2.21-r1 | All supported architectures |
Description
A heap buffer overrun has been fixed in the bmexec_trans function in kwset.c.
Impact
A local user can cause Denial of Service.
Workaround
There is no known workaround at this time.
Resolution
All grep users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=sys-apps/grep-2.21-r1"
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.