CVE-2019-12817
HIGHLinux Kernel < 5.1.15 - Out-of-bounds Write in PowerPC MMU Context Handling
Title source: llmDescription
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.
References (13)
Core 13
Core References
Third Party Advisory vendor-advisory
x_refsource_ubuntu
https://usn.ubuntu.com/4031-1/
Mailing List, Third Party Advisory mailing-list
x_refsource_mlist
http://www.openwall.com/lists/oss-security/2019/06/24/5
Patch, Vendor Advisory x_refsource_misc
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=ca72d88378b2f2444d3ec145dd442d449d3fefbc
Vendor Advisory x_refsource_confirm
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.1.15
Broken Link vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/108884
Mailing List, Third Party Advisory vendor-advisory
x_refsource_fedora
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WSKLL2374YGFQR6LSVCFGTTCRGBTLAWZ/
Mailing List, Third Party Advisory vendor-advisory
x_refsource_fedora
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OTLN3KQYEEWWAJYA4BUYYDMWWXCJQNV2/
Mailing List, Third Party Advisory vendor-advisory
x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00025.html
Third Party Advisory vendor-advisory
x_refsource_debian
https://www.debian.org/security/2019/dsa-4495
Mailing List, Third Party Advisory mailing-list
x_refsource_bugtraq
https://seclists.org/bugtraq/2019/Aug/13
Third Party Advisory x_refsource_confirm
https://support.f5.com/csp/article/K12876166
Third Party Advisory vendor-advisory
x_refsource_redhat
https://access.redhat.com/errata/RHSA-2019:2703
Vendor Advisory x_refsource_confirm
https://support.f5.com/csp/article/K12876166?utm_source=f5support&%3Butm_medium=RSS
Scores
CVSS v3
7.0
EPSS
0.0006
EPSS Percentile
19.7%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-787
Status
published
Products (17)
canonical/ubuntu_linux
18.04
canonical/ubuntu_linux
18.10
canonical/ubuntu_linux
19.04
debian/debian_linux
9.0
debian/debian_linux
10.0
fedoraproject/fedora
29
fedoraproject/fedora
30
linux/linux_kernel
< 5.1.15
opensuse/leap
15.1
redhat/enterprise_linux
8.0
... and 7 more
Published
Jun 25, 2019
Tracked Since
Feb 18, 2026