CVE-2019-9213

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Summary

CVECVE-2019-9213
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2019-03-05 22:29:00 UTC
Updated2022-10-12 15:56:00 UTC
DescriptionIn the Linux kernel before 4.20.14, expand_downwards in mm/mmap.c lacks a check for the mmap minimum address, which makes it easier for attackers to exploit kernel NULL pointer dereferences on non-SMAP platforms. This is related to a capability check for the wrong task.

Risk And Classification

Problem Types: CWE-476

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Canonical Ubuntu Linux 12.04 All All All
Operating System Canonical Ubuntu Linux 12.04 All All All
Operating System Canonical Ubuntu Linux 14.04 All All All
Operating System Canonical Ubuntu Linux 14.04 All All All
Operating System Canonical Ubuntu Linux 16.04 All All All
Operating System Canonical Ubuntu Linux 16.04 All All All
Operating System Canonical Ubuntu Linux 18.04 All All All
Operating System Canonical Ubuntu Linux 18.10 All All All
Operating System Canonical Ubuntu Linux 12.04 All All All
Operating System Canonical Ubuntu Linux 14.04 All All All
Operating System Canonical Ubuntu Linux 16.04 All All All
Operating System Canonical Ubuntu Linux 18.04 All All All
Operating System Canonical Ubuntu Linux 18.10 All All All
Operating System Debian Debian Linux 8.0 All All All
Operating System Debian Debian Linux 8.0 All All All
Operating System Linux Linux Kernel All All All All
Operating System Linux Linux Kernel All All All All
Operating System Opensuse Leap 15.0 All All All
Operating System Opensuse Leap 42.3 All All All
Operating System Opensuse Leap 15.0 All All All
Operating System Opensuse Leap 42.3 All All All
Operating System Redhat Enterprise Linux 7.0 All All All
Operating System Redhat Enterprise Linux 8.0 All All All
Operating System Redhat Enterprise Linux 7.0 All All All

References

ReferenceSourceLinkTags
cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.27 MISC cdn.kernel.org Mailing List, Patch, Vendor Advisory
cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.105 MISC cdn.kernel.org Mailing List, Patch, Vendor Advisory
Linux < 4.20.14 - Virtual Address 0 is Mappable via Privileged write() to /proc/*/mem - Linux dos Exploit EXPLOIT-DB www.exploit-db.com Exploit, Third Party Advisory, VDB Entry
USN-3932-2: Linux kernel (Xenial HWE) vulnerabilities | Ubuntu security notices UBUNTU usn.ubuntu.com Third Party Advisory
mm: enforce min addr even if capable() in expand_downwards() · torvalds/linux@0a1d529 · GitHub MISC github.com Mailing List, Patch, Vendor Advisory
[SECURITY] [DLA 1731-2] linux regression update MLIST lists.debian.org Mailing List, Third Party Advisory
USN-3930-1: Linux kernel vulnerabilities | Ubuntu security notices UBUNTU usn.ubuntu.com Third Party Advisory
USN-3930-2: Linux kernel (HWE) vulnerabilities | Ubuntu security notices UBUNTU usn.ubuntu.com Third Party Advisory
Red Hat Customer Portal REDHAT access.redhat.com
Linux kernel CVE-2019-9213 Local Denial of Service Vulnerability BID www.securityfocus.com Third Party Advisory, VDB Entry
[security-announce] openSUSE-SU-2019:1085-1: important: Security update SUSE lists.opensuse.org Mailing List, Third Party Advisory
[SECURITY] [DLA 1771-1] linux-4.9 security update MLIST lists.debian.org Mailing List, Third Party Advisory
USN-3932-1: Linux kernel vulnerabilities | Ubuntu security notices UBUNTU usn.ubuntu.com Third Party Advisory
USN-3933-2: Linux kernel (Trusty HWE) vulnerabilities | Ubuntu security notices UBUNTU usn.ubuntu.com Third Party Advisory
Reliable Datagram Sockets (RDS) rds_atomic_free_op Privilege Escalation ≈ Packet Storm MISC packetstormsecurity.com
USN-3931-1: Linux kernel vulnerabilities | Ubuntu security notices UBUNTU usn.ubuntu.com Third Party Advisory
[SECURITY] [DLA 1731-1] linux security update MLIST lists.debian.org Mailing List, Third Party Advisory
Red Hat Customer Portal REDHAT access.redhat.com
USN-3931-2: Linux kernel (HWE) vulnerabilities | Ubuntu security notices UBUNTU usn.ubuntu.com Third Party Advisory
USN-3933-1: Linux kernel vulnerabilities | Ubuntu security notices UBUNTU usn.ubuntu.com Third Party Advisory
cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.162 MISC cdn.kernel.org Mailing List, Patch, Vendor Advisory
[security-announce] openSUSE-SU-2019:1193-1: important: Security update SUSE lists.opensuse.org Mailing List, Third Party Advisory
cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.20.14 MISC cdn.kernel.org Mailing List, Patch, Vendor Advisory
kernel/git/torvalds/linux.git - Linux kernel source tree MISC git.kernel.org Patch, Vendor Advisory
1792 - project-zero - Project Zero - Monorail MISC bugs.chromium.org Exploit, Mailing List, Third Party Advisory
Red Hat Customer Portal REDHAT access.redhat.com Third Party Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 160076 Oracle Enterprise Linux Security Update for unbreakable enterprise kernel (ELSA-2022-9761)
  • 377042 Alibaba Cloud Linux Security Update for cloud-kernel (ALINUX2-SA-2019:0014)
  • 390267 Oracle VM Server for x86 Security Update for kernel (OVMSA-2022-0024)
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