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QEMU: assertion failure through usb_packet_unmap() in hw/usb/hcd-ehci.c

🗓️ 22 Feb 2021 15:43:15Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 6 Views

QEMU USB EHCI emulation may assert during USB processing from DMA map failure, enabling a privileged guest to crash QEMU.

Related
Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux8.3aarch64hivex1.3.18-20.module+el8.3.0+6124+819ee737hivex-1.3.18-20.module+el8.3.0+6124+819ee737.aarch64.rpm
Red Hat Enterprise Linux8.3i686hivex1.3.18-20.module+el8.3.0+6124+819ee737hivex-1.3.18-20.module+el8.3.0+6124+819ee737.i686.rpm
Red Hat Enterprise Linux8.3ppc64lehivex1.3.18-20.module+el8.3.0+6124+819ee737hivex-1.3.18-20.module+el8.3.0+6124+819ee737.ppc64le.rpm
Red Hat Enterprise Linux8.3s390xhivex1.3.18-20.module+el8.3.0+6124+819ee737hivex-1.3.18-20.module+el8.3.0+6124+819ee737.s390x.rpm
Red Hat Enterprise Linux8.3x86_64hivex1.3.18-20.module+el8.3.0+6124+819ee737hivex-1.3.18-20.module+el8.3.0+6124+819ee737.x86_64.rpm
Red Hat Enterprise Linux8.3aarch64hivex-debuginfo1.3.18-20.module+el8.3.0+6124+819ee737hivex-debuginfo-1.3.18-20.module+el8.3.0+6124+819ee737.aarch64.rpm
Red Hat Enterprise Linux8.3i686hivex-debuginfo1.3.18-20.module+el8.3.0+6124+819ee737hivex-debuginfo-1.3.18-20.module+el8.3.0+6124+819ee737.i686.rpm
Red Hat Enterprise Linux8.3ppc64lehivex-debuginfo1.3.18-20.module+el8.3.0+6124+819ee737hivex-debuginfo-1.3.18-20.module+el8.3.0+6124+819ee737.ppc64le.rpm
Red Hat Enterprise Linux8.3s390xhivex-debuginfo1.3.18-20.module+el8.3.0+6124+819ee737hivex-debuginfo-1.3.18-20.module+el8.3.0+6124+819ee737.s390x.rpm
Red Hat Enterprise Linux8.3x86_64hivex-debuginfo1.3.18-20.module+el8.3.0+6124+819ee737hivex-debuginfo-1.3.18-20.module+el8.3.0+6124+819ee737.x86_64.rpm
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28 Jun 2026 08:49Current
6.9Medium risk
Vulners AI Score6.9
CVSS 22.1
CVSS 3.13.2
EPSS0.0036
6