CVE-2011-5320: Buffer Overflow

Published Feb 26, 2015
·
Updated

It was reported [1] that scanf and related functions are crashing due to a bug [2] in glibc.

[1]: http://seclists.org/oss-sec/2015/q1/686 [2]: https://sourceware.org/bugzilla/showbug.cgi?id=13138

Other sources

scanf and related functions in glibc before 2.15 allow local users to cause a denial of service (segmentation fault) via a large string of 0s.

MITRE

Affected Software

2 affected componentsFixes available
redhat/glibc<2.15
2.15
GNU glibc<=2.14.1

Event History

Oct 18, 2017
CVE Published
via MITRE·02:00 PM
Data Sourced
via MITRE·02:00 PM
Description

Frequently Asked Questions

1

What is the severity of CVE-2011-5320?

CVE-2011-5320 has been classified as a moderate severity vulnerability that can lead to application crashes.

2

What systems are affected by CVE-2011-5320?

CVE-2011-5320 affects glibc versions prior to 2.15 as well as GNU C Library versions up to 2.14.1.

3

How do I fix CVE-2011-5320?

To mitigate CVE-2011-5320, upgrade glibc to version 2.15 or later.

4

What are the symptoms of CVE-2011-5320?

The main symptom of CVE-2011-5320 is unexpected application crashes when using scanf and related functions.

5

Is there a workaround for CVE-2011-5320?

There are no effective workarounds for CVE-2011-5320 other than updating to the fixed version.

Contact

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