CVE-2026-110036
LowCVSS 3.3Exploitation Probability (EPSS)
Low risk3th percentile - higher than 3% of all known CVEs
Summary
A flaw was found in device-mapper-persistent-data. A local attacker can cause a Denial of Service (DoS) by inducing a user or system tool to process crafted device metadata containing an excessively large block index. An arithmetic error in the synchronous block reading logic causes the application to panic and unexpectedly terminate.
Risk Assessment
The risk includes the possibility of causing system or tool crashes, which may lead to service disruptions and availability loss.
Recommendation
Update device-mapper-persistent-data to a patched version and restrict access to device metadata processing to trusted users only.
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Original NVD description (English source)
A flaw was found in device-mapper-persistent-data. A local attacker can cause a Denial of Service (DoS) by inducing a user or system tool to process crafted device metadata containing an excessively large block index. An arithmetic error in the synchronous block reading logic causes the application to panic and unexpectedly terminate.
Vulnerability data from NVD (NIST) · CISA KEV · EPSS

