CVE-2026-123268 · Package
NO FIX YET · SEE WHAT TO DO
libvmdk is a library for reading VMware virtual disk (VMDK) files. A crafted input can corrupt memory in the extent table code that resolves data file paths, and the sources say the attack may be started remotely.
first public Nov 6, 2026 · 1 source
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Teams whose software parses VMDK disk images with libvmdk, directly or through a tool that bundles it. The sources describe a remote trigger, but do not say which input paths reach the affected function. Systems that never open VMDK files with libvmdk are unlikely to be exposed.
Not affected if no-vmdk-parsing
Who cares disk-image-parsing, libvmdk, vmdk
3fdd7839758e9f44ef95e1dfccde8552b860a4fc or earlier175d3fc0a0b961f362f16e7560a6169d7213e16b (linked patch on GitHub)A security vulnerability has been detected in libyal libvmdk up to 3fdd7839758e9f44ef95e1dfccde8552b860a4fc. Affected is the function libvmdk_extent_table_get_extent_data_file_path of the file libvmdk/libvmdk_extent_table.c of the component Extent Data File Handler. The manipulation leads to memory corruption. The attack may be initiated remotely. The exploit has been disclosed publicly and may be used. This product uses a rolling release model to deliver continuous updates. As a result, specific version information for affected or updated releases is not available. The identifier of the patch is 175d3fc0a0b961f362f16e7560a6169d7213e16b. Applying a patch is the recommended action to fix this issue.
This page as .md · .json · CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
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