Gentoo: GLSA-201903-09 Normal: GNU C Library Denial of Service Threat
gentoo
March 14, 2019
A vulnerability in the GNU C Library could result in a Denial of Service condition.
Summary
A vulnerability was discovered in the GNU C Library functions xdr_bytes and xdr_string.
Topics Covered
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
[ 1 ] CVE-2018-19591 https://nvd.nist.gov/vuln/detail/CVE-2018-19591
Availability
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
https://security.gentoo.org/glsa/201903-09
style>.gentoo_availability{display:block;}
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.
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Severity: Normal
Title: GNU C Library: Arbitrary descriptor allocation
Date: March 14, 2019
Bugs: #617938
ID: 201903-09
Topics Covered
Background
The GNU C library is the standard C library used by Gentoo Linux
systems.
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Affected Packages
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 sys-libs/glibc < 2.26.0 >= 2.26.0
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.
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