CVE-2012-0841: n/a vulnerability

CVE-2012-0841: libxml2 before 2.8.0 computes hash values without restricting the ability to trigger hash collisions predic...

libxml2 before 2.8.0 computes hash values without restricting the ability to trigger hash collisions predictably, which allows context-dependent attackers to cause a denial of service (CPU consumption) via crafted XML data.

UnknownCVSS not scoredNot KEV-listedUpdatedAug 6, 2024, 18:38 UTC (UTC+00:00)

Security readout for executives and security teams

CVE-2012-0841 is a denial-of-service issue in libxml2 before 2.8.0. Crafted XML can trigger predictable hash collisions, making affected software spend excessive CPU while processing XML. The business impact is service slowdown or outage where untrusted XML is accepted. Exposure is most likely in servers, desktop software, middleware, or embedded products that use libxml2 to parse XML supplied by users, partners, APIs, uploads, feeds, or other untrusted sources. Treat as a resilience issue. It is unlikely to justify emergency response by itself, but exposed XML-processing services should be patched during normal vulnerability remediation, faster for critical public services. Mitigation focus: Upgrade libxml2 to 2.8.0 or a vendor-fixed backport.; Apply OS or appliance security advisories from affected vendors.; Prioritize internet-facing XML ingestion and unauthenticated upload paths..

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.

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Vulnerability profileCVE Program record

Severity: Unknown
CVSS: Not scored
Known Exploited: No
Published: Dec 21, 2012, 02:00 UTC (UTC+00:00)

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

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2Source links

CVSS and timeline data

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Source materials

CVE List V5 sourceCVE List V5
https://blogs.oracle.com/sunsecurity/entry/cve_2012_0841_denial_ofCVE reference · x_refsource_CONFIRM

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus

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Weakness

CWE details

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