CVE-2012-5195: n/a vulnerability

CVE-2012-5195: Heap-based buffer overflow in the Perl_repeatcpy function in util.c in Perl 5.12.x before 5.12.5, 5.14.x be...

Heap-based buffer overflow in the Perl_repeatcpy function in util.c in Perl 5.12.x before 5.12.5, 5.14.x before 5.14.3, and 5.15.x before 15.15.5 allows context-dependent attackers to cause a denial of service (memory consumption and crash) or possibly execute arbitrary code via the 'x' string repeat operator.

UnknownCVSS not scoredNot KEV-listedUpdatedAug 6, 2024, 20:58 UTC (UTC+00:00)

Security readout for executives and security teams

This is an old Perl vulnerability in specific 5.12, 5.14, and 5.15 releases. A crafted use of Perl’s string repeat behavior could crash a process through memory exhaustion or heap corruption, with possible code execution noted but not proven in the bundle. Exposure is mainly legacy systems, appliances, or applications still running affected Perl builds. Risk depends on whether attacker-controlled input can influence Perl code paths using string repetition. The provided bundle does not establish broad internet exposure. Treat as a legacy-platform hygiene issue unless affected Perl is exposed to untrusted input in critical services. Prioritize remediation on externally reachable or business-critical systems first. Mitigation focus: Upgrade Perl to a vendor-supported fixed release for the affected branch.; Apply operating system security updates from Debian, Ubuntu, Red Hat, Mandriva, or Mageia where applicable.; Check vendor advisories for products that bundle Perl, including referenced Oracle and Juniper guidance..

Prepared: Jun 24, 2026, 12:04 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

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Vulnerability profileCVE Program record

Severity: Unknown
CVSS: Not scored
Known Exploited: No
Published: Dec 18, 2012, 00:00 UTC (UTC+00:00)

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors

0Timeline events

0ADP providers

2Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

CVE List V5 sourceCVE List V5
https://wiki.mageia.org/en/Support/Advisories/MGASA-2012-0352CVE reference · x_refsource_CONFIRM

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus

n/an/an/aListed

Weakness

CWE details

No CWE listed

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