---
title: "CVE-2010-2191\n    | Ubuntu"
description: Ubuntu is an open source software operating system that runs from the
  desktop, to the cloud, to all your internet connected things.
url: https://ubuntu.com/security/CVE-2010-2191?format=md
keywords: index, follow
---

# CVE-2010-2191

Publication date 8 June 2010

Last updated 24 July 2024

---

Ubuntu priority

**Low**

[Why this priority?](https://ubuntu.com/security/cves/about#priority )

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## Description

The (1) parse\_str, (2) preg\_match, (3) unpack, and (4) pack functions; the
(5) ZEND\_FETCH\_RW, (6) ZEND\_CONCAT, and (7) ZEND\_ASSIGN\_CONCAT opcodes; and
the (8) ArrayObject::uasort method in PHP 5.2 through 5.2.13 and 5.3
through 5.3.2 allow context-dependent attackers to obtain sensitive
information (memory contents) or trigger memory corruption by causing a
userspace interruption of an internal function or handler. NOTE: vectors 2
through 4 are related to the call time pass by reference feature.

[Read the notes from the security team](https://ubuntu.com/security/CVE-2010-2191?format=md#notes)

## Status

Show unmaintained releases

| Package | Ubuntu Release | Status |
| --- | --- | --- |
| php5 | 10.04 LTS lucid | Ignored |
| 9.10 karmic | Ignored |
| 9.04 jaunty | Ignored |
| 8.04 LTS hardy | Ignored |
| 6.06 LTS dapper | Ignored |

---

* [How can I get the fixes?](https://ubuntu.com/security/cves/about#security)
* [What do statuses mean?](https://ubuntu.com/security/cves/about#statuses)
* [Patch details](https://ubuntu.com/security/CVE-2010-2191?format=md#patch-details)

## Notes

---

### [mdeslaur](https://launchpad.net/~mdeslaur)

interruption issue, safe\_mode - open\_basedir bypass, ignoring
This is MOPS-2010-049 to MOPS-2010-055

### Patch details

For informational purposes only. We recommend not to cherry-pick updates. [How can I get the fixes?](https://ubuntu.com/security/cves/about#security)

| Package | Patch details |
| --- | --- |
| php5 | * Upstream:   <http://svn.php.net/viewvc?view=revision&revision=299281> * Upstream:   <http://svn.php.net/viewvc?view=revision&revision=299279> * Upstream:   <http://svn.php.net/viewvc?view=revision&revision=299327> |

## References

* [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2010-2191)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2010-2191)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2010-2191)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2010-2191)

### Other references

* <http://www.php-security.org/2010/05/31/mops-2010-049-php-parse_str-interruption-memory-corruption-vulnerability/index.html>
* <http://www.php-security.org/2010/05/31/mops-2010-050-php-preg_match-interruption-information-leak-vulnerability/index.html>
* <http://www.php-security.org/2010/05/31/mops-2010-051-php-unpack-interruption-information-leak-vulnerability/index.html>
* <http://www.php-security.org/2010/05/31/mops-2010-052-php-pack-interruption-information-leak-vulnerability/index.html>
* <http://www.php-security.org/2010/05/31/mops-2010-053-php-zend_fetch_rw-opcode-interruption-information-leak-vulnerability/index.html>
* <http://www.php-security.org/2010/05/31/mops-2010-054-php-zend_concatzend_assign_concat-opcode-interruption-information-leak-and-memory-corruption-vulnerability/index.html>
* <http://www.php-security.org/2010/05/31/mops-2010-055-php-arrayobjectuasort-interruption-memory-corruption-vulnerability/index.html>
* <https://www.cve.org/CVERecord?id=CVE-2010-2191>