ShellCodeX vulnerability brief
UNASSESSED
Received
CVE-2026-64558
In the Linux kernel, the following vulnerability has been resolved: s390/pkey: Check length in pkey_pckmo handler implementation Explicitly check the length of the target buffer in the pkey_pckmo implementation of the key_to_protkey() handler function. The handler function fails, if the generated output data exceeds the length of the provided target buffer.
Published 29 Jul 2026, 17:16 UTC
Last modified 29 Jul 2026, 17:16 UTC
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Attack profile
The conditions required to exploit this vulnerability and its potential impact.
Attack vector
Not assessed
Attack complexity
Not assessed
Privileges required
Not assessed
User interaction
Not assessed
Scope
Not assessed
Confidentiality
Not assessed
Integrity
Not assessed
Availability
Not assessed
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Affected products
Product applicability statements supplied with the NVD record.
NVD has not published structured affected-product data for this record.
03
Weakness classification
CWE categories help security teams group the underlying software weakness.
Weakness classification is still awaiting analysis.
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Source references
External advisories, patches and technical reports attached to this CVE record.
NVD
National Vulnerability Database recordnvd.nist.gov
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Technical reference
416baaa9-dc9f-4396-8d5f-8c081fb06d67
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Technical reference
416baaa9-dc9f-4396-8d5f-8c081fb06d67
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03
Technical reference
416baaa9-dc9f-4396-8d5f-8c081fb06d67
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04
Technical reference
416baaa9-dc9f-4396-8d5f-8c081fb06d67
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