High severity7.0NVD Advisory· Published Jun 25, 2019· Updated Jun 17, 2026

CVE-2019-12817

Description

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

osv-coords30 versions
pkg:rpm/opensuse/kernel-obs-build&distro=openSUSE%20Leap%2015.1 pkg:rpm/opensuse/kernel-source&distro=openSUSE%20Leap%2015.1 pkg:rpm/opensuse/kernel-kvmsmall&distro=openSUSE%20Leap%2015.1 pkg:rpm/opensuse/kernel-syms&distro=openSUSE%20Leap%2015.1 pkg:rpm/suse/kernel-source-azure&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP1 pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Real%20Time%20Module%2015%20SP1 pkg:rpm/suse/kernel-syms-rt&distro=SUSE%20Real%20Time%20Module%2015%20SP1 pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP1 pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP1 pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP1 pkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP1 pkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP1 pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP1 pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Legacy%2015%20SP1 pkg:rpm/suse/kernel-livepatch-SLE15-SP1_Update_2&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP1 pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20High%20Availability%20Extension%2015%20SP1 pkg:rpm/suse/kernel-livepatch-SLE15-SP1_Update_0&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP1 pkg:rpm/suse/kernel-livepatch-SLE15-SP1_Update_1&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP1 pkg:rpm/suse/kernel-azure&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP1 pkg:rpm/suse/kernel-syms-azure&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP1 pkg:rpm/suse/kernel-zfcpdump&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP1 pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2015%20SP1 pkg:rpm/suse/kernel-rt&distro=SUSE%20Real%20Time%20Module%2015%20SP1 pkg:rpm/suse/kernel-rt_debug&distro=SUSE%20Real%20Time%20Module%2015%20SP1 pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP1 pkg:rpm/opensuse/kernel-default&distro=openSUSE%20Leap%2015.1 pkg:rpm/opensuse/kernel-obs-qa&distro=openSUSE%20Leap%2015.1 pkg:rpm/opensuse/kernel-debug&distro=openSUSE%20Leap%2015.1 pkg:rpm/opensuse/kernel-docs&distro=openSUSE%20Leap%2015.1 pkg:rpm/opensuse/kernel-vanilla&distro=openSUSE%20Leap%2015.1
< 4.12.14-lp151.28.10.1+ 29 more
- (no CPE)range: < 4.12.14-lp151.28.10.1
- (no CPE)range: < 4.12.14-lp151.28.10.1
- (no CPE)range: < 4.12.14-lp151.28.10.1
- (no CPE)range: < 4.12.14-lp151.28.10.1
- (no CPE)range: < 4.12.14-8.13.1
- (no CPE)range: < 4.12.14-14.8.1
- (no CPE)range: < 4.12.14-14.8.1
- (no CPE)range: < 4.12.14-197.7.1
- (no CPE)range: < 4.12.14-197.7.1
- (no CPE)range: < 4.12.14-197.7.1
- (no CPE)range: < 4.12.14-197.7.1
- (no CPE)range: < 4.12.14-197.7.1
- (no CPE)range: < 4.12.14-197.7.1
- (no CPE)range: < 4.12.14-197.7.1
- (no CPE)range: < 1-3.3.1
- (no CPE)range: < 4.12.14-197.7.1
- (no CPE)range: < 3-7.2
- (no CPE)range: < 2-2.1
- (no CPE)range: < 4.12.14-8.13.1
- (no CPE)range: < 4.12.14-8.13.1
- (no CPE)range: < 4.12.14-197.7.1
- (no CPE)range: < 4.12.14-197.7.1
- (no CPE)range: < 4.12.14-14.8.1
- (no CPE)range: < 4.12.14-14.8.1
- (no CPE)range: < 4.12.14-197.7.1
- (no CPE)range: < 4.12.14-lp151.28.10.1
- (no CPE)range: < 4.12.14-lp151.28.10.1
- (no CPE)range: < 4.12.14-lp151.28.10.1
- (no CPE)range: < 4.12.14-lp151.28.10.1
- (no CPE)range: < 4.12.14-lp151.28.10.1
Linux/Linux kerneldescription
Canonical/Ubuntu Linux3 versions
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*+ 2 more
- cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:19.04:*:*:*:*:*:*:*
Linux/Kernel2 versions
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*range: <5.1.15
- (no CPE)range: <5.1.15
Fedoraproject/Fedora2 versions
cpe:2.3:o:fedoraproject:fedora:29:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:fedoraproject:fedora:29:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:*
Debian/linux2 versions
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
OpenSUSE/Leap
cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*
Red Hat/Enterprise Linux Server
cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*
Red Hat/Enterprise Linux Eus3 versions
cpe:2.3:o:redhat:enterprise_linux_eus:8.1:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:o:redhat:enterprise_linux_eus:8.1:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_eus:8.2:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_eus:8.4:*:*:*:*:*:*:*
Red Hat/Enterprise Linux Server Aus2 versions
cpe:2.3:o:redhat:enterprise_linux_server_aus:8.2:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:redhat:enterprise_linux_server_aus:8.2:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_aus:8.4:*:*:*:*:*:*:*
Red Hat/Enterprise Linux Server Tus2 versions
cpe:2.3:o:redhat:enterprise_linux_server_tus:8.2:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:redhat:enterprise_linux_server_tus:8.2:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_tus:8.4:*:*:*:*:*:*:*

Patches

Vulnerability mechanics

References

git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/nvdPatchVendor Advisory
lists.opensuse.org/opensuse-security-announce/2019-07/msg00025.htmlnvdMailing ListThird Party Advisory
www.openwall.com/lists/oss-security/2019/06/24/5nvdMailing ListThird Party Advisory
access.redhat.com/errata/RHSA-2019:2703nvdThird Party Advisory
cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.1.15nvdVendor Advisory
seclists.org/bugtraq/2019/Aug/13nvdMailing ListThird Party Advisory
support.f5.com/csp/article/K12876166nvdThird Party Advisory
usn.ubuntu.com/4031-1/nvdThird Party Advisory
www.debian.org/security/2019/dsa-4495nvdThird Party Advisory
www.securityfocus.com/bid/108884nvdBroken Link
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OTLN3KQYEEWWAJYA4BUYYDMWWXCJQNV2/nvd
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WSKLL2374YGFQR6LSVCFGTTCRGBTLAWZ/nvd
support.f5.com/csp/article/K12876166nvd

News mentions

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