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CVE-2022-50355 Detail

Description

In the Linux kernel, the following vulnerability has been resolved: staging: vt6655: fix some erroneous memory clean-up loops In some initialization functions of this driver, memory is allocated with 'i' acting as an index variable and increasing from 0. The commit in "Fixes" introduces some clean-up codes in case of allocation failure, which free memory in reverse order with 'i' decreasing to 0. However, there are some problems: - The case i=0 is left out. Thus memory is leaked. - In case memory allocation fails right from the start, the memory freeing loops will start with i=-1 and invalid memory locations will be accessed. One of these loops has been fixed in commit c8ff91535880 ("staging: vt6655: fix potential memory leak"). Fix the remaining erroneous loops.


Metrics

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CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

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URL Source(s) Tag(s)
https://git.kernel.org/stable/c/2a2db520e3ca5aafba7c211abfd397666c9b5f9d kernel.org
https://git.kernel.org/stable/c/637672a71f5016a40b0a6c0f3c8ad25eacedc8c3 kernel.org
https://git.kernel.org/stable/c/88b9cc60f26e8a05d1ddbddf91b09ca2915f20e0 kernel.org
https://git.kernel.org/stable/c/95ac62e8545be2b0a8cae0beef7c682e2e470e48 kernel.org
https://git.kernel.org/stable/c/a9e9806d1c315bc50dce05479a079b9a104474b8 kernel.org
https://git.kernel.org/stable/c/ed11b73c963292e7b49c0f37025c58ed3b7921d6 kernel.org
https://git.kernel.org/stable/c/f19e5b7df54590c831f350381963f25585c8f7d5 kernel.org

Weakness Enumeration

CWE-ID CWE Name Source

Change History

1 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2022-50355
NVD Published Date:
09/17/2025
NVD Last Modified:
09/18/2025
Source:
kernel.org