GLSA 201903-09: GNU C Library: Arbitrary descriptor allocation
| Severity: | normal |
| Title: | GNU C Library: Arbitrary descriptor allocation |
| Date: | 03/14/2019 |
| Bugs: | |
| ID: | 201903-09 |
Synopsis
A vulnerability in the GNU C Library could result in a Denial of Service condition.Background
The GNU C library is the standard C library used by Gentoo Linux systems.
Affected packages
| Package | Vulnerable | Unaffected | Architecture(s) |
|---|---|---|---|
| sys-libs/glibc | < 2.26.0 | >= 2.26.0 | All supported architectures |
Description
A vulnerability was discovered in the GNU C Library functions xdr_bytes and xdr_string.
Impact
A remote attacker, by sending a crafted UDP packet, could cause a Denial of Service condition.
Workaround
There is no known workaround at this time.
Resolution
All GNU C Library users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=sys-libs/glibc-2.26.0"
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.