cbcvebase.
CVE-2019-12817
published 2019-06-25

CVE-2019-12817: arch/powerpc/mm/mmu_context_book3s64.c in the Linux kernel before 5.1.15 for powerpc has a bug where unrelated processes may be able to read/write to one…

high7CVSS 3.1
AVLACHPRLUINSUCHIHAH
arch/powerpc/mm/mmu_context_book3s64.c in the Linux kernel before 5.1.15 for powerpc has a bug where unrelated processes may be able to read/write to one another's virtual memory under certain conditions via an mmap above 512 TB. Only a subset of powerpc systems are affected.

Affected

22 ranges
VendorProductVersion rangeFixed in
canonicalubuntu_linux
canonicalubuntu_linux
canonicalubuntu_linux
debiandebian_linux
debiandebian_linux
debianlinux< linux 5.2.6-1 (bookworm)linux 5.2.6-1 (bookworm)
fedoraprojectfedora
fedoraprojectfedora
linuxlinux_kernel< 5.1.155.1.15
linuxlinux_kernel>= 0 < 5.2.6-15.2.6-1
linuxlinux_kernel>= 0 < 5.2.6-15.2.6-1
linuxlinux_kernel>= 0 < 5.2.6-15.2.6-1
linuxlinux_kernel>= 0 < 5.2.6-15.2.6-1
opensuseleap
redhatenterprise_linux
redhatenterprise_linux_eus
redhatenterprise_linux_eus
redhatenterprise_linux_eus
redhatenterprise_linux_server_aus
redhatenterprise_linux_server_aus
redhatenterprise_linux_server_tus
redhatenterprise_linux_server_tus

CVSS provenance

nvdv3.17.0HIGHCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
osv7.0HIGH