CVE-2019-19449
F2FS Slab Out-of-Bounds Read
Description
In the Linux kernel 5.0.21, mounting a crafted f2fs filesystem image can lead to slab-out-of-bounds read access in f2fs_build_segment_manager in fs/f2fs/segment.c, related to init_min_max_mtime in fs/f2fs/segment.c (because the second argument to get_seg_entry is not validated).
INFO
Published Date :
Dec. 8, 2019, 2:15 a.m.
Last Modified :
Nov. 21, 2024, 4:34 a.m.
Remotely Exploit :
No
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 2.0 | MEDIUM | [email protected] | ||||
| CVSS 3.1 | HIGH | [email protected] |
Solution
- Update the Linux kernel package.
- Reboot the system.
Public PoC/Exploit Available at Github
CVE-2019-19449 has a 2 public
PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
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-2019-19449.
| URL | Resource |
|---|---|
| https://github.com/bobfuzzer/CVE/tree/master/CVE-2019-19449 | Exploit Third Party Advisory |
| https://security.netapp.com/advisory/ntap-20200103-0001/ | |
| https://github.com/bobfuzzer/CVE/tree/master/CVE-2019-19449 | Exploit Third Party Advisory |
| https://security.netapp.com/advisory/ntap-20200103-0001/ |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2019-19449 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-2019-19449
weaknesses.
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).
None
None
HTML C# CSS JavaScript Dockerfile
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2019-19449 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2019-19449 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 https://github.com/bobfuzzer/CVE/tree/master/CVE-2019-19449 Added Reference https://security.netapp.com/advisory/ntap-20200103-0001/ -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
Jan. 03, 2020
Action Type Old Value New Value Added Reference https://security.netapp.com/advisory/ntap-20200103-0001/ [No Types Assigned] -
Initial Analysis by [email protected]
Dec. 10, 2019
Action Type Old Value New Value Added CVSS V2 Metadata Victim must voluntarily interact with attack mechanism Added CVSS V2 NIST (AV:N/AC:M/Au:N/C:P/I:P/A:P) Added CVSS V3.1 NIST AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Changed Reference Type https://github.com/bobfuzzer/CVE/tree/master/CVE-2019-19449 No Types Assigned https://github.com/bobfuzzer/CVE/tree/master/CVE-2019-19449 Exploit, Third Party Advisory Added CWE NIST CWE-125 Added CPE Configuration OR *cpe:2.3:o:linux:linux_kernel:5.0.21:*:*:*:*:*:*:*
Vulnerability Scoring Details
Base CVSS Score: 7.8
Base CVSS Score: 6.8
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.39 }} 0.10%
score
0.59293
percentile