7.5
HIGH
CVE-2019-19049
Linux Kernel of unittest_data_add() Memory Leak Denial of Service
Description

A memory leak in the unittest_data_add() function in drivers/of/unittest.c in the Linux kernel before 5.3.10 allows attackers to cause a denial of service (memory consumption) by triggering of_fdt_unflatten_tree() failures, aka CID-e13de8fe0d6a. NOTE: third parties dispute the relevance of this because unittest.c can only be reached during boot

INFO

Published Date :

Nov. 18, 2019, 6:15 a.m.

Last Modified :

Nov. 21, 2024, 4:34 a.m.

Remotely Exploitable :

Yes !

Impact Score :

3.6

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2019-19049 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Linux linux_kernel
1 Opensuse leap
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2019-19049.

URL Resource
http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00029.html Mailing List Third Party Advisory
https://bugzilla.suse.com/show_bug.cgi?id=1157173 Issue Tracking
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.3.10 Release Notes Vendor Advisory
https://github.com/torvalds/linux/commit/e13de8fe0d6a51341671bbe384826d527afe8d44 Patch Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00029.html Mailing List Third Party Advisory
https://bugzilla.suse.com/show_bug.cgi?id=1157173 Issue Tracking
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.3.10 Release Notes Vendor Advisory
https://github.com/torvalds/linux/commit/e13de8fe0d6a51341671bbe384826d527afe8d44 Patch Third Party Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2019-19049 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2019-19049 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00029.html
    Added Reference https://bugzilla.suse.com/show_bug.cgi?id=1157173
    Added Reference https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.3.10
    Added Reference https://github.com/torvalds/linux/commit/e13de8fe0d6a51341671bbe384826d527afe8d44
  • Modified Analysis by [email protected]

    Aug. 27, 2024

    Action Type Old Value New Value
    Changed Reference Type http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00029.html No Types Assigned http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00029.html Mailing List, Third Party Advisory
    Changed Reference Type https://bugzilla.suse.com/show_bug.cgi?id=1157173 No Types Assigned https://bugzilla.suse.com/show_bug.cgi?id=1157173 Issue Tracking
    Changed CPE Configuration OR *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions up to (excluding) 5.3.10 OR *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 3.17 up to (excluding) 4.4.200 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 4.5 up to (excluding) 4.9.200 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 4.10 up to (excluding) 4.14.153 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 4.15 up to (excluding) 4.19.83 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 4.20 up to (excluding) 5.3.10
    Added CPE Configuration OR *cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Aug. 05, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Jun. 18, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    May. 17, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Apr. 11, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Mar. 21, 2024

    Action Type Old Value New Value
    Added Tag MITRE disputed
  • CVE Modified by [email protected]

    Nov. 07, 2023

    Action Type Old Value New Value
    Changed Description ** DISPUTED ** A memory leak in the unittest_data_add() function in drivers/of/unittest.c in the Linux kernel before 5.3.10 allows attackers to cause a denial of service (memory consumption) by triggering of_fdt_unflatten_tree() failures, aka CID-e13de8fe0d6a. NOTE: third parties dispute the relevance of this because unittest.c can only be reached during boot. A memory leak in the unittest_data_add() function in drivers/of/unittest.c in the Linux kernel before 5.3.10 allows attackers to cause a denial of service (memory consumption) by triggering of_fdt_unflatten_tree() failures, aka CID-e13de8fe0d6a. NOTE: third parties dispute the relevance of this because unittest.c can only be reached during boot
  • CWE Remap by [email protected]

    Aug. 24, 2020

    Action Type Old Value New Value
    Changed CWE CWE-400 CWE-401
  • CVE Modified by [email protected]

    Dec. 12, 2019

    Action Type Old Value New Value
    Added Reference http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00029.html [No Types Assigned]
  • CVE Modified by [email protected]

    Nov. 19, 2019

    Action Type Old Value New Value
    Added Reference https://bugzilla.suse.com/show_bug.cgi?id=1157173 [No Types Assigned]
  • Initial Analysis by [email protected]

    Nov. 18, 2019

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:N/I:N/A:C)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
    Changed Reference Type https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.3.10 No Types Assigned https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.3.10 Release Notes, Vendor Advisory
    Changed Reference Type https://github.com/torvalds/linux/commit/e13de8fe0d6a51341671bbe384826d527afe8d44 No Types Assigned https://github.com/torvalds/linux/commit/e13de8fe0d6a51341671bbe384826d527afe8d44 Patch, Third Party Advisory
    Added CWE NIST CWE-400
    Added CPE Configuration OR *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions up to (excluding) 5.3.10
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2019-19049 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2019-19049 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.36 }} 0.12%

score

0.72987

percentile

CVSS31 - Vulnerability Scoring System
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