CVE-2021-46822
Libjpeg-Turbo PPM/PGM Heap-Based Buffer Overflow Vulnerability
Description
The PPM reader in libjpeg-turbo through 2.0.90 mishandles use of tjLoadImage for loading a 16-bit binary PPM file into a grayscale buffer and loading a 16-bit binary PGM file into an RGB buffer. This is related to a heap-based buffer overflow in the get_word_rgb_row function in rdppm.c.
INFO
Published Date :
June 18, 2022, 4:15 p.m.
Last Modified :
Nov. 21, 2024, 6:34 a.m.
Source :
[email protected]
Remotely Exploitable :
No
Impact Score :
3.6
Exploitability Score :
1.8
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-2021-46822.
| URL | Resource |
|---|---|
| https://exchange.xforce.ibmcloud.com/vulnerabilities/221567 | Third Party Advisory VDB Entry |
| https://github.com/libjpeg-turbo/libjpeg-turbo/commit/f35fd27ec641c42d6b115bfa595e483ec58188d2 | Patch Third Party Advisory |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/221567 | Third Party Advisory VDB Entry |
| https://github.com/libjpeg-turbo/libjpeg-turbo/commit/f35fd27ec641c42d6b115bfa595e483ec58188d2 | 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-2021-46822 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-46822 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://exchange.xforce.ibmcloud.com/vulnerabilities/221567 Added Reference https://github.com/libjpeg-turbo/libjpeg-turbo/commit/f35fd27ec641c42d6b115bfa595e483ec58188d2 -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Reanalysis by [email protected]
Aug. 15, 2022
Action Type Old Value New Value Changed CPE Configuration OR *cpe:2.3:a:libjpeg-turbo:libjpeg-turbo:*:*:*:*:*:*:*:* versions up to (including) 2.0.90 OR *cpe:2.3:a:libjpeg-turbo:libjpeg-turbo:*:*:*:*:*:*:*:* versions from (excluding) 1.5.3 up to (including) 2.0.90 -
Initial Analysis by [email protected]
Jun. 28, 2022
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:N/I:N/A:P) Added CVSS V3.1 NIST AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Changed Reference Type https://exchange.xforce.ibmcloud.com/vulnerabilities/221567 No Types Assigned https://exchange.xforce.ibmcloud.com/vulnerabilities/221567 Third Party Advisory, VDB Entry Changed Reference Type https://github.com/libjpeg-turbo/libjpeg-turbo/commit/f35fd27ec641c42d6b115bfa595e483ec58188d2 No Types Assigned https://github.com/libjpeg-turbo/libjpeg-turbo/commit/f35fd27ec641c42d6b115bfa595e483ec58188d2 Patch, Third Party Advisory Added CWE NIST CWE-787 Added CPE Configuration OR *cpe:2.3:a:libjpeg-turbo:libjpeg-turbo:*:*:*:*:*:*:*:* versions up to (including) 2.0.90
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2021-46822 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-2021-46822
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.07 }} 0.02%
score
0.34051
percentile