CVE-2024-45819: PVH guests have their ACPI tables constructed by the toolstack. The construction involves building the tables in local memory, which are then copied into guest…

PriorityP423medium5.5CVSS 3.1

AVLACLPRLUINSUCHINAN

EPSS

0.30%

22.2th percentile

PVH guests have their ACPI tables constructed by the toolstack. The construction involves building the tables in local memory, which are then copied into guest memory. While actually used parts of the local memory are filled in correctly, excess space that is being allocated is left with its prior contents.

Affected

12 ranges

Vendor	Product	Version range	Fixed in
debian	xen	< xen 4.17.5+23-ga4e5191dc0-1 (bookworm)	xen 4.17.5+23-ga4e5191dc0-1 (bookworm)
xen	xen	>= 0 < 4.16.6-r3	4.16.6-r3
xen	xen	>= 0 < 4.17.5-r2	4.17.5-r2
xen	xen	>= 0 < 4.18.3-r2	4.18.3-r2
xen	xen	>= 0 < 4.18.3-r2	4.18.3-r2
xen	xen	>= 0 < 4.19.0-r1	4.19.0-r1
xen	xen	>= 0 < 4.19.0-r1	4.19.0-r1
xen	xen	>= 0 < 4.19.0-r1	4.19.0-r1
xen	xen	>= 0 < 4.17.5+23-ga4e5191dc0-1	4.17.5+23-ga4e5191dc0-1
xen	xen	>= 0 < 4.19.1-1	4.19.1-1
xen	xen	>= 0 < 4.19.1-1	4.19.1-1
xen	xen	>= 4.8.0	—

CVSS provenance

nvdv3.15.5MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

osv5.5MEDIUM

vendor_debian5.5MEDIUM

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