REDHAT-BUG-1249603
First published: Mon Aug 03 2015(Updated: )
It was discovered that the glibc DNS resolver dereferenced a NULL pointer when processing a specific, but valid resource record type. Acknowledgements: Name: Florian Weimer (Red Hat Product Security)
| Affected Software | Affected Version | How to fix |
|---|---|---|
| GNU C Library (glibc) |
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Reference Links
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1251403
- https://sourceware.org/bugzilla/show_bug.cgi?id=18784
- https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=fc82b0a2dfe7dbd35671c10510a8da1043d746a5
- https://access.redhat.com/errata/RHSA-2018:0805
- https://bugzilla.redhat.com/show_bug.cgi?id=1249603
Frequently Asked Questions
What is the severity of REDHAT-BUG-1249603?
The severity of REDHAT-BUG-1249603 is considered critical due to the potential for a NULL pointer dereference.
How do I fix REDHAT-BUG-1249603?
To fix REDHAT-BUG-1249603, you should update the glibc package to the latest version that contains the patch for this vulnerability.
What systems are affected by REDHAT-BUG-1249603?
REDHAT-BUG-1249603 affects systems running the GNU C Library (glibc) with specific resource record types in the DNS resolver.
Is there a workaround for REDHAT-BUG-1249603?
Currently, there is no documented workaround for REDHAT-BUG-1249603; updating glibc is recommended.
What is the impact of REDHAT-BUG-1249603 on applications?
The impact of REDHAT-BUG-1249603 on applications may include crashes or unexpected behavior due to the dereferencing of a NULL pointer in the DNS resolver.
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