CVE-2022-48932
Mellanox Technologies Linux Kernel Slab Out-of-Bounds Vulnerability
Description
In the Linux kernel, the following vulnerability has been resolved: net/mlx5: DR, Fix slab-out-of-bounds in mlx5_cmd_dr_create_fte When adding a rule with 32 destinations, we hit the following out-of-band access issue: BUG: KASAN: slab-out-of-bounds in mlx5_cmd_dr_create_fte+0x18ee/0x1e70 This patch fixes the issue by both increasing the allocated buffers to accommodate for the needed actions and by checking the number of actions to prevent this issue when a rule with too many actions is provided.
INFO
Published Date :
Aug. 22, 2024, 4:15 a.m.
Last Modified :
Aug. 23, 2024, 1:48 a.m.
Source :
416baaa9-dc9f-4396-8d5f-8c081fb06d67
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-2022-48932.
| URL | Resource |
|---|---|
| https://git.kernel.org/stable/c/0aec12d97b2036af0946e3d582144739860ac07b | Patch |
| https://git.kernel.org/stable/c/4ad319cdfbe555b4ff67bc608736c46a6930c848 | Patch |
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-2022-48932 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2022-48932 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.
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Initial Analysis by [email protected]
Aug. 23, 2024
Action Type Old Value New Value Added CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Changed Reference Type https://git.kernel.org/stable/c/0aec12d97b2036af0946e3d582144739860ac07b No Types Assigned https://git.kernel.org/stable/c/0aec12d97b2036af0946e3d582144739860ac07b Patch Changed Reference Type https://git.kernel.org/stable/c/4ad319cdfbe555b4ff67bc608736c46a6930c848 No Types Assigned https://git.kernel.org/stable/c/4ad319cdfbe555b4ff67bc608736c46a6930c848 Patch Added CWE NIST CWE-125 Added CPE Configuration OR *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.16 up to (excluding) 5.16.12 -
CVE Received by 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Aug. 22, 2024
Action Type Old Value New Value Added Description In the Linux kernel, the following vulnerability has been resolved: net/mlx5: DR, Fix slab-out-of-bounds in mlx5_cmd_dr_create_fte When adding a rule with 32 destinations, we hit the following out-of-band access issue: BUG: KASAN: slab-out-of-bounds in mlx5_cmd_dr_create_fte+0x18ee/0x1e70 This patch fixes the issue by both increasing the allocated buffers to accommodate for the needed actions and by checking the number of actions to prevent this issue when a rule with too many actions is provided. Added Reference kernel.org https://git.kernel.org/stable/c/4ad319cdfbe555b4ff67bc608736c46a6930c848 [No types assigned] Added Reference kernel.org https://git.kernel.org/stable/c/0aec12d97b2036af0946e3d582144739860ac07b [No types assigned]
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2022-48932 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-2022-48932
weaknesses.