CVE-2022-48863
"mISDN Kernel Memory Leak"
Description
In the Linux kernel, the following vulnerability has been resolved: mISDN: Fix memory leak in dsp_pipeline_build() dsp_pipeline_build() allocates dup pointer by kstrdup(cfg), but then it updates dup variable by strsep(&dup, "|"). As a result when it calls kfree(dup), the dup variable contains NULL. Found by Linux Driver Verification project (linuxtesting.org) with SVACE.
INFO
Published Date :
July 16, 2024, 1:15 p.m.
Last Modified :
Nov. 21, 2024, 7:34 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-2022-48863.
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-2022-48863 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2022-48863 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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CVE Modified by af854a3a-2127-422b-91ae-364da2661108
Nov. 21, 2024
Action Type Old Value New Value Added Reference https://git.kernel.org/stable/c/640445d6fc059d4514ffea79eb4196299e0e2d0f Added Reference https://git.kernel.org/stable/c/7777b1f795af1bb43867375d8a776080111aae1b Added Reference https://git.kernel.org/stable/c/a3d5fcc6cf2ecbba5a269631092570aa285a24cb Added Reference https://git.kernel.org/stable/c/c6a502c2299941c8326d029cfc8a3bc8a4607ad5 -
Initial Analysis by [email protected]
Jul. 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/640445d6fc059d4514ffea79eb4196299e0e2d0f No Types Assigned https://git.kernel.org/stable/c/640445d6fc059d4514ffea79eb4196299e0e2d0f Patch Changed Reference Type https://git.kernel.org/stable/c/7777b1f795af1bb43867375d8a776080111aae1b No Types Assigned https://git.kernel.org/stable/c/7777b1f795af1bb43867375d8a776080111aae1b Patch Changed Reference Type https://git.kernel.org/stable/c/a3d5fcc6cf2ecbba5a269631092570aa285a24cb No Types Assigned https://git.kernel.org/stable/c/a3d5fcc6cf2ecbba5a269631092570aa285a24cb Patch Changed Reference Type https://git.kernel.org/stable/c/c6a502c2299941c8326d029cfc8a3bc8a4607ad5 No Types Assigned https://git.kernel.org/stable/c/c6a502c2299941c8326d029cfc8a3bc8a4607ad5 Patch Added CWE NIST CWE-401 Added CPE Configuration OR *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 2.6.27 up to (excluding) 5.10.106 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.11 up to (excluding) 5.15.29 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.16 up to (excluding) 5.16.15 -
CVE Received by 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Jul. 16, 2024
Action Type Old Value New Value Added Description In the Linux kernel, the following vulnerability has been resolved: mISDN: Fix memory leak in dsp_pipeline_build() dsp_pipeline_build() allocates dup pointer by kstrdup(cfg), but then it updates dup variable by strsep(&dup, "|"). As a result when it calls kfree(dup), the dup variable contains NULL. Found by Linux Driver Verification project (linuxtesting.org) with SVACE. Added Reference kernel.org https://git.kernel.org/stable/c/a3d5fcc6cf2ecbba5a269631092570aa285a24cb [No types assigned] Added Reference kernel.org https://git.kernel.org/stable/c/7777b1f795af1bb43867375d8a776080111aae1b [No types assigned] Added Reference kernel.org https://git.kernel.org/stable/c/640445d6fc059d4514ffea79eb4196299e0e2d0f [No types assigned] Added Reference kernel.org https://git.kernel.org/stable/c/c6a502c2299941c8326d029cfc8a3bc8a4607ad5 [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-2022-48863 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-2022-48863
weaknesses.