CVE-2011-0761: Null Pointer Dereference

Published May 13, 2011
·
Updated

Perl 5.10.x allows context-dependent attackers to cause a denial of service (NULL pointer dereference and application crash) by leveraging an ability to inject arguments into a (1) getpeername, (2) readdir, (3) closedir, (4) getsockname, (5) rewinddir, (6) tell, or (7) telldir function call.

Affected Software

6 affected components
Perl Perl=5.10.0-rc2
Perl Perl=5.10.1
Perl Perl=5.10.1-rc1
Perl Perl=5.10.0
Perl Perl=5.10.0-rc1
Perl Perl=5.10.1-rc2

Event History

May 13, 2011
CVE Published
via MITRE·05:00 PM
Data Sourced
via MITRE·05:00 PM
Description

Frequently Asked Questions

1

What is the severity of CVE-2011-0761?

CVE-2011-0761 has a medium severity due to its ability to cause denial of service by application crash.

2

How do I fix CVE-2011-0761?

To fix CVE-2011-0761, you should update to Perl version 5.10.2 or later where the vulnerability has been patched.

3

What are the affected versions of Perl in CVE-2011-0761?

CVE-2011-0761 affects Perl versions including 5.10.0, 5.10.0-rc1, 5.10.0-rc2, and 5.10.1 up to 5.10.1-rc2.

4

Can CVE-2011-0761 be exploited remotely?

Yes, CVE-2011-0761 can be exploited by context-dependent attackers who can inject arguments into specific function calls.

5

What type of attack does CVE-2011-0761 involve?

CVE-2011-0761 involves a denial of service attack leading to a NULL pointer dereference and application crash.

Contact

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