VulnerabilityDeferred
CVE-2026-62433
Parts of the DM_OP handling code assumes the caller has provided the required number of buffers for the given operation without any checking being done.
HIGH 7.3EPSS 0.25%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.25%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Parts of the DM_OP handling code assumes the caller has provided the required number of buffers for the given operation without any checking being done. As a result, certain operations might access stack rubble as structures are possibly uninitialized.
- CVSS 3.1
- 7.3 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
- EPSS
- 0.25% probability · 17th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-665
- Source
- security@xen.org
References
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.