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CVE-2026-62434

A guest started with Populated on Demand enabled (PoD) can attempt to reclaim pages which aren't regular guest RAM. This can cause corruption of memory management state in Xen.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:78c040e8d361a8e293162ab37726a566076e23fed69ead2007f9af969da10d96
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0

Affected products and versions

1 source assertion
{"defaultStatus":"unknown","product":"Xen","vendor":"Xen","versions":[{"status":"unknown","version":"consult Xen advisory XSA-507"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:f30266c2312533118e7384a329b4457c7b06fca61ea38b77ab92cfcd9af7c410 · sha256:7b0a201a785732f9… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"LOW","baseScore":5.3,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:f30266c2312533118e7384a329b4457c7b06fca61ea38b77ab92cfcd9af7c410 · sha256:7b0a201a785732f9… · /containers/adp/1/metrics/0/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-787","description":"CWE-787 Out-of-bounds Write","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:f30266c2312533118e7384a329b4457c7b06fca61ea38b77ab92cfcd9af7c410 · sha256:7b0a201a785732f9… · /containers/adp/1/problemTypes/0/descriptions/0

Source references

3 source assertions
{"url":"http://www.openwall.com/lists/oss-security/2026/07/28/23"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:f30266c2312533118e7384a329b4457c7b06fca61ea38b77ab92cfcd9af7c410 · sha256:7b0a201a785732f9… · /containers/adp/0/references/1
{"url":"http://xenbits.xen.org/xsa/advisory-507.html"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:f30266c2312533118e7384a329b4457c7b06fca61ea38b77ab92cfcd9af7c410 · sha256:7b0a201a785732f9… · /containers/adp/0/references/0
{"url":"https://xenbits.xenproject.org/xsa/advisory-507.html"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:f30266c2312533118e7384a329b4457c7b06fca61ea38b77ab92cfcd9af7c410 · sha256:7b0a201a785732f9… · /containers/cna/references/0

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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