Buffer overflow in the polymorphic opcode support in the Regular Expression Engine (regcomp.c) in Perl 5.8 allows context-dependent attackers to execute arbitrary code by switching from byte to Unicode (UTF) characters in a regular expression.
CVE-2007-5116 is a security vulnerability that . Impacting 10 products from debian, from mandrakesoft, from mandrakesoft and 7 others, organizations running these solutions should prioritize assessment and patching.
Originally identified in 2007, this vulnerability predates many modern security frameworks and practices. The vulnerability landscape of that era was characterized by different threat models and less mature defense mechanisms compared to contemporary standards.
2007-11-07T23:46:00.000
2026-04-23T00:35:47.467
Modified
CVSSv2: 7.5 (HIGH)
AV:N/AC:L/Au:N/C:P/I:P/A:P
10.0
6.4
| Type | Vendor | Product | Version/Range | Vulnerable? |
|---|---|---|---|---|
| Operating System | debian | debian_linux | 3.1 | No |
| Operating System | debian | debian_linux | 4.0 | No |
| Operating System | debian | debian_linux | 4.0 | No |
| Operating System | debian | debian_linux | 4.0 | No |
| Operating System | debian | debian_linux | 4.0 | No |
| Operating System | debian | debian_linux | 4.0 | No |
| Operating System | debian | debian_linux | 4.0 | No |
| Operating System | debian | debian_linux | 4.0 | No |
| Operating System | debian | debian_linux | 4.0 | No |
| Operating System | debian | debian_linux | 4.0 | No |
| Operating System | debian | debian_linux | 4.0 | No |
| Operating System | debian | debian_linux | 4.0 | No |
| Operating System | debian | debian_linux | 4.0 | No |
| Operating System | debian | debian_linux | 4.0 | No |
| Operating System | mandrakesoft | mandrake_linux | 2007 | No |
| Operating System | mandrakesoft | mandrake_linux | 2007 | No |
| Operating System | mandrakesoft | mandrake_linux | 2007.1 | No |
| Operating System | mandrakesoft | mandrake_linux | 2007.1 | No |
| Operating System | mandrakesoft | mandrake_linux | 2008.0 | No |
| Operating System | mandrakesoft | mandrake_linux | 2008.0 | No |
| Operating System | mandrakesoft | mandrake_linux_corporate_server | 3.0 | No |
| Operating System | mandrakesoft | mandrake_linux_corporate_server | 3.0 | No |
| Operating System | mandrakesoft | mandrake_linux_corporate_server | 4.0 | No |
| Operating System | mandrakesoft | mandrake_linux_corporate_server | 4.0 | No |
| Operating System | redhat | enterprise_linux | 3.0 | No |
| Operating System | redhat | enterprise_linux | 3.0 | No |
| Operating System | redhat | enterprise_linux | 3.0 | No |
| Operating System | redhat | enterprise_linux | 4.0 | No |
| Operating System | redhat | enterprise_linux | 4.0 | No |
| Operating System | redhat | enterprise_linux | 4.0 | No |
| Operating System | redhat | enterprise_linux | 5.0 | No |
| Operating System | redhat | enterprise_linux | 5.0 | No |
| Operating System | redhat | enterprise_linux_desktop | 3.0 | No |
| Operating System | redhat | enterprise_linux_desktop | 4.0 | No |
| Operating System | redhat | linux_advanced_workstation | 2.1 | No |
| Operating System | redhat | linux_advanced_workstation | 2.1 | No |
| Operating System | rpath | rpath_linux | 1 | No |
| Application | larry_wall | perl | 5.8.0 | Yes |
| Application | larry_wall | perl | 5.8.1 | Yes |
| Application | larry_wall | perl | 5.8.3 | Yes |
| Application | larry_wall | perl | 5.8.4 | Yes |
| Application | larry_wall | perl | 5.8.4.1 | Yes |
| Application | larry_wall | perl | 5.8.4.2 | Yes |
| Application | larry_wall | perl | 5.8.4.2.3 | Yes |
| Application | larry_wall | perl | 5.8.4.3 | Yes |
| Application | larry_wall | perl | 5.8.4.4 | Yes |
| Application | larry_wall | perl | 5.8.4.5 | Yes |
| Application | larry_wall | perl | 5.8.6 | Yes |
| Application | mandrakesoft | mandrake_multi_network_firewall | 2.0 | Yes |
| Application | openpkg | openpkg | current | Yes |
| Operating System | redhat | enterprise_linux | 1.0 | Yes |
SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For debian's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.