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CVE-2019-11599· NVD / CVE Program· CNA mitre

The coredump implementation in the Linux kernel before 5.0.10 does not use locking or other mechanisms to prevent vma layout or vma flags ch

Noroxi assessment

Priority: Monitor (action score 28/100)

  • Public proof-of-concept code exists (Exploit-DB); there is no record of exploitation in the wild.
  • Probability of exploitation in the next 30 days: 0.98% (FIRST EPSS); higher than 62.1% of all records.
  • Someone with local access to the system can trigger it. A low-privileged account is enough. No user action is required. Special conditions such as timing or configuration are required.
  • Fixed version: linux (Debian:12) 4.19.37-1; linux (Debian:8) 3.16.68-1; linux-4.9 (Debian:8) 4.9.168-1+deb9u3~deb8u1.
  • Mentioned 2 times in Turkish national cyber security advisories (siberguvenlik.gov.tr).

Low priority for now. Upgrade to linux (Debian:12) 4.19.37-1; linux (Debian:8) 3.16.68-1; linux-4.9 (Debian:8) 4.9.168-1+deb9u3~deb8u1 or later.

Generated automatically from the record's data: CVSS (NVD and CNA), CISA KEV and SSVC, FIRST EPSS, exploit sources, fixed versions. How we calculate it

Primary sources: NVD · CVE.org · FIRST EPSS

The coredump implementation in the Linux kernel before 5.0.10 does not use locking or other mechanisms to prevent vma layout or vma flags changes while it runs, which allows local users to obtain sensitive information, cause a denial of service, or possibly have unspecified other impact by triggering a race condition with mmget_not_zero or get_task_mm calls. This is related to fs/userfaultfd.c, mm/mmap.c, fs/proc/task_mmu.c, and drivers/infiniband/core/uverbs_main.c.

HighCVSS 7.0 · v3.1—Proof of concept Fix available
Published
Apr 29, 2019
Updated
Jun 16, 2026
EPSS
0.9% · 62th percentile

Report tools

JSON

Action score

28

Monitor

Low priority for now.

CVSS
28 / 40 · 7.0 / 10
CISA KEV
0 / 30 · Not listed
EPSS
0 / 30 · 0.9%

Get told when this record changes

  • Not in KEV: no record of exploitation in the wild
  • Proof of concept exists, no weaponized module
  • A fix has been released

If any of these changes, we'll tell you in the daily email digest.

Follow CVE-2019-11599

When you'll hear from us

  • when it enters CISA KEV
  • when exploit code appears or is weaponized
  • when the record is updated (including a fixed version)
  • when EPSS rises 20 points in a week

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Noroxi analysis

What does it mean in your environment?

The assessment above is generated automatically from the record's data; it doesn't know your environment. Our team verifies on your systems whether this vulnerability is actually exploitable and which mitigation is enough.

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Affected systems

Is your version affected?

Pick the product and type the version you run. It's compared with this record's version ranges in your browser; the version isn't sent anywhere.

VendorProduct
linuxlinux kernel

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • linux linux kernel2.16.12 and later · before 3.16.66
  • linux linux kernel3.17 and later · before 4.4.183
  • linux linux kernel4.5 and later · before 4.9.188
  • linux linux kernel4.10 and later · before 4.14.114
  • linux linux kernel4.15 and later · before 4.19.37
  • linux linux kernel4.20 and later · before 5.0.10

Package-level exposure

OSV and GitHub Advisory data: ecosystem, package and range. SBOM matching uses this table.

EcosystemPackageAffected rangeFix
Debian:12linuxbefore 4.19.37-14.19.37-1
Debian:8linuxbefore 3.16.68-13.16.68-1
Debian:8linux-4.9before 4.9.168-1+deb9u3~deb8u14.9.168-1+deb9u3~deb8u1
Debian:9linuxbefore 4.9.168-1+deb9u34.9.168-1+deb9u3
openSUSE:Leap 15.0kernel-debugbefore 4.12.14-lp150.12.67.14.12.14-lp150.12.67.1
openSUSE:Leap 15.0kernel-defaultbefore 4.12.14-lp150.12.67.14.12.14-lp150.12.67.1
openSUSE:Leap 15.0kernel-docsbefore 4.12.14-lp150.12.67.14.12.14-lp150.12.67.1
openSUSE:Leap 15.0kernel-kvmsmallbefore 4.12.14-lp150.12.67.14.12.14-lp150.12.67.1
openSUSE:Leap 15.0kernel-obs-buildbefore 4.12.14-lp150.12.67.14.12.14-lp150.12.67.1
openSUSE:Leap 15.0kernel-obs-qabefore 4.12.14-lp150.12.67.14.12.14-lp150.12.67.1
openSUSE:Leap 15.0kernel-sourcebefore 4.12.14-lp150.12.67.14.12.14-lp150.12.67.1
openSUSE:Leap 15.0kernel-symsbefore 4.12.14-lp150.12.67.14.12.14-lp150.12.67.1
openSUSE:Leap 15.0kernel-vanillabefore 4.12.14-lp150.12.67.14.12.14-lp150.12.67.1
openSUSE:Leap 15.1kernel-debugbefore 4.12.14-lp151.28.10.14.12.14-lp151.28.10.1
openSUSE:Leap 15.1kernel-defaultbefore 4.12.14-lp151.28.10.14.12.14-lp151.28.10.1
openSUSE:Leap 15.1kernel-docsbefore 4.12.14-lp151.28.10.14.12.14-lp151.28.10.1
openSUSE:Leap 15.1kernel-kvmsmallbefore 4.12.14-lp151.28.10.14.12.14-lp151.28.10.1
openSUSE:Leap 15.1kernel-obs-buildbefore 4.12.14-lp151.28.10.14.12.14-lp151.28.10.1
openSUSE:Leap 15.1kernel-obs-qabefore 4.12.14-lp151.28.10.14.12.14-lp151.28.10.1
openSUSE:Leap 15.1kernel-sourcebefore 4.12.14-lp151.28.10.14.12.14-lp151.28.10.1
openSUSE:Leap 15.1kernel-symsbefore 4.12.14-lp151.28.10.14.12.14-lp151.28.10.1
openSUSE:Leap 15.1kernel-vanillabefore 4.12.14-lp151.28.10.14.12.14-lp151.28.10.1
Red Hat:enterprise_linux:7::clientbpftoolbefore 0:3.10.0-1062.el70:3.10.0-1062.el7
Red Hat:enterprise_linux:7::clientbpftool-debuginfobefore 0:3.10.0-1062.el70:3.10.0-1062.el7

+96

Other highest-scoring records for the same primary product.

  • CVE-2022-0847A flaw was found in the way the "flags" member of the new pipe buffer structure was lacking proper initialization in copy_page_to_iter_pipe KEV
    89Now
  • CVE-2021-22555Heap Out-Of-Bounds Write in Netfilter IP6T_SO_SET_REPLACEKEV
    85Now
  • CVE-2016-5195Race condition in mm/gup.c in the Linux kernel 2.x through 4.x before 4.8.3 allows local users to gain privileges by leveraging incorrect haKEV
    83Now

Published before and after this one in the same product

  • ← EarlierCVE-2019-3882Apr 24, 2019 · A flaw was found in the Linux kernel's vfio interface implementation that permits violation of the user's locked memory limit.
    22Monitor
  • ← EarlierCVE-2019-3900Apr 25, 2019 · An infinite loop issue was found in the vhost_net kernel module in Linux Kernel up to and including v5.1-rc6, while handling incoming packet
    31Monitor
  • Later →CVE-2018-20509Apr 30, 2019 · The print_binder_ref_olocked function in drivers/android/binder.c in the Linux kernel 4.14.90 allows local users to obtain sensitive address
    22Monitor

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

Product / packageFixed versionSource
debian:linux4.19.37-1 · Debian:12Package registry (OSV)
debian:linux-4.94.9.168-1+deb9u3~deb8u1 · Debian:8Package registry (OSV)
opensuse:kernel-debug4.12.14-lp150.12.67.1 · openSUSE:Leap 15.0Package registry (OSV)
opensuse:kernel-default4.12.14-lp150.12.67.1 · openSUSE:Leap 15.0Package registry (OSV)
opensuse:kernel-docs4.12.14-lp150.12.67.1 · openSUSE:Leap 15.0Package registry (OSV)
opensuse:kernel-kvmsmall4.12.14-lp150.12.67.1 · openSUSE:Leap 15.0Package registry (OSV)
opensuse:kernel-obs-build4.12.14-lp150.12.67.1 · openSUSE:Leap 15.0Package registry (OSV)
opensuse:kernel-obs-qa4.12.14-lp150.12.67.1 · openSUSE:Leap 15.0Package registry (OSV)
opensuse:kernel-source4.12.14-lp150.12.67.1 · openSUSE:Leap 15.0Package registry (OSV)
opensuse:kernel-syms4.12.14-lp150.12.67.1 · openSUSE:Leap 15.0Package registry (OSV)
opensuse:kernel-vanilla4.12.14-lp150.12.67.1 · openSUSE:Leap 15.0Package registry (OSV)
red hat:bpftool0:3.10.0-1062.el7 · Red Hat:enterprise_linux:7::clientPackage registry (OSV)
red hat:bpftool-debuginfo0:3.10.0-1062.el7 · Red Hat:enterprise_linux:7::clientPackage registry (OSV)
red hat:kernel0:3.10.0-1062.el7 · Red Hat:enterprise_linux:7::clientPackage registry (OSV)
red hat:kernel-abi-whitelists0:3.10.0-1062.el7 · Red Hat:enterprise_linux:7::clientPackage registry (OSV)
red hat:kernel-debug0:3.10.0-1062.el7 · Red Hat:enterprise_linux:7::clientPackage registry (OSV)
red hat:kernel-debug-debuginfo0:3.10.0-1062.el7 · Red Hat:enterprise_linux:7::clientPackage registry (OSV)
red hat:kernel-debug-devel0:3.10.0-1062.el7 · Red Hat:enterprise_linux:7::clientPackage registry (OSV)
red hat:kernel-debuginfo0:3.10.0-1062.el7 · Red Hat:enterprise_linux:7::clientPackage registry (OSV)
red hat:kernel-debuginfo-common-x86_640:3.10.0-1062.el7 · Red Hat:enterprise_linux:7::clientPackage registry (OSV)
red hat:kernel-devel0:3.10.0-1062.el7 · Red Hat:enterprise_linux:7::clientPackage registry (OSV)
red hat:kernel-doc0:3.10.0-1062.el7 · Red Hat:enterprise_linux:7::clientPackage registry (OSV)
red hat:kernel-tools0:3.10.0-1062.el7 · Red Hat:enterprise_linux:7::clientPackage registry (OSV)
suse:kernel-azure4.12.14-5.33.1 · SUSE:Linux Enterprise Module for Public Cloud 15Package registry (OSV)
suse:kernel-default4.4.121-92.117.1 · SUSE:OpenStack Cloud 7Package registry (OSV)
suse:kernel-docs4.12.14-95.24.1 · SUSE:Linux Enterprise Software Development Kit 12 SP4Package registry (OSV)
suse:kernel-obs-build4.12.14-95.24.1 · SUSE:Linux Enterprise Software Development Kit 12 SP4Package registry (OSV)
suse:kernel-source4.4.121-92.117.1 · SUSE:OpenStack Cloud 7Package registry (OSV)
suse:kernel-source-azure4.12.14-5.33.1 · SUSE:Linux Enterprise Module for Public Cloud 15Package registry (OSV)
suse:kernel-syms4.4.121-92.117.1 · SUSE:OpenStack Cloud 7Package registry (OSV)

+5

Exploit status

Proof of concept available

A public proof of concept or detection signature exists. Exploit knowledge is out there; don't delay patching.

Evidence

  • Exploit-DB entry ×1

Noroxi does not host or link to exploit code. Metasploit module names and Nuclei template ids are shown (names, not code); Exploit-DB entries and PoC repositories are given as counts only.

Public exploit evidence
SourceKindDate
Exploit-DB entrydos2019-04-30

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

  1. Published
  2. First PoCsame day
  3. TodayOct 24, 2026+2735 d
EPSS, last 120 days

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

No credits in the CNA record.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

No nightly-computed relations.

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

—

Bug bounty scope

No known public program.

Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).

National notice (Türkiye Cybersecurity Directorate / USOM)

Official security notices citing this record; remediation advice is on the agency's page.

All national notices →

Technical details

Attack conditions

  • Someone with local access to the system can trigger it.
  • A low-privileged account is enough.
  • No user action is required.
  • Special conditions such as timing or configuration are required.

If successful

Confidentiality
high · data can be read
Integrity
high · data or configuration can be modified
Availability
high · the service can be disrupted
Attack vector
Local
Attack complexity
High
Privileges required
Low
User interaction
None
Scope
Unchanged
Confidentiality impact
High
Integrity impact
High
Availability impact
High

Weakness class (CWE)

CWE-667 · Improper Locking

CVSS vector

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

nvd-primary

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

Change log

  1. Fix✗ → ✓

For records you follow, these changes also arrive as notifications. →

References

All records