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Fedora 27: Glibc Security Update 2018-1cbdc8cbb8 Critical Memory Fix

fedora
Calendar Grey March 6, 2018
Dist Fedora Esm H88
This patch resolves a couple of minor vulnerabilities in the allocation routines of glibc, thereby improving system robustness.
This update fixes two minor security vulnerabilities in `malloc` (CVE-2018-6485, CVE-2018-6551, RHBZ#1542102, RHBZ#1542119), and provides a C++ version of `iseqsig`.

Summary

The glibc package contains standard libraries which are used by

multiple programs on the system. In order to save disk space and

memory, as well as to make upgrading easier, common system code is

kept in one place and shared between programs. This particular package

contains the most important sets of shared libraries: the standard C

library and the standard math library. Without these two libraries, a

Linux system will not function.

This update fixes two minor security vulnerabilities in `malloc` (CVE-2018-6485,

CVE-2018-6551, RHBZ#1542102, RHBZ#1542119), and provides a C++ version of

`iseqsig`.

[ 1 ] Bug #1542102 - CVE-2018-6485 glibc: Integer overflow in posix_memalign in memalign functions

https://bugzilla.redhat.com/show_bug.cgi?id=1542102

su -c 'dnf upgrade glibc' at the command line.

For more information, refer to the dnf documentation available at

https://dnf.readthedocs.io/en/latest/command_ref.html

All packages are signed with the Fedora Project GPG key. More details on the

GPG keys used by the Fedora Project can be found at

https://fedoraproject.org/security/

package-announce mailing list -- package-announce@lists.fedoraproject.org

To unsubscribe send an email to package-announce-leave@lists.fedoraproject.org

Change Log

References

Update Instructions

Severity
critical
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Product: Fedora 27
Version: 2.26
Release: 26.fc27
Summary: The GNU libc libraries

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