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This vulnerability has been modified since it was last analyzed by the NVD. It is awaiting reanalysis which may result in further changes to the information provided.
Description
rom_copy() in hw/core/loader.c in QEMU 4.0 and 4.1.0 does not validate the relationship between two addresses, which allows attackers to trigger an invalid memory copy operation.
Metrics
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OR
*cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*
*cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
*cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*
Added
CPE Configuration
OR
*cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
*cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
Changed
CPE Configuration
OR
*cpe:2.3:a:qemu:qemu:4.1.0:*:*:*:*:*:*:*
OR
*cpe:2.3:a:qemu:qemu:4.0.0:*:*:*:*:*:*:*
*cpe:2.3:a:qemu:qemu:4.1.0:*:*:*:*:*:*:*
Changed
Reference Type
https://github.com/qemu/qemu/commit/4f1c6cb2f9afafda05eab150fd2bd284edce6676 No Types Assigned
https://github.com/qemu/qemu/commit/4f1c6cb2f9afafda05eab150fd2bd284edce6676 Patch, Third Party Advisory
Changed
Reference Type
https://lists.debian.org/debian-lts-announce/2020/06/msg00032.html No Types Assigned
https://lists.debian.org/debian-lts-announce/2020/06/msg00032.html Mailing List, Third Party Advisory
Changed
Reference Type
https://lists.debian.org/debian-lts-announce/2020/07/msg00020.html No Types Assigned
https://lists.debian.org/debian-lts-announce/2020/07/msg00020.html Mailing List, Third Party Advisory
Changed
Reference Type
https://usn.ubuntu.com/4467-1/ No Types Assigned
https://usn.ubuntu.com/4467-1/ Third Party Advisory
CVE Modified by MITRE1/04/2021 3:15:12 PM
Action
Type
Old Value
New Value
Changed
Description
rom_copy() in hw/core/loader.c in QEMU 4.1.0 does not validate the relationship between two addresses, which allows attackers to trigger an invalid memory copy operation.
rom_copy() in hw/core/loader.c in QEMU 4.0 and 4.1.0 does not validate the relationship between two addresses, which allows attackers to trigger an invalid memory copy operation.