CVE-2022-49280
"Linux Kernel NFS NFSd Signed Integer Underflow"
Description
In the Linux kernel, the following vulnerability has been resolved: NFSD: prevent underflow in nfssvc_decode_writeargs() Smatch complains: fs/nfsd/nfsxdr.c:341 nfssvc_decode_writeargs() warn: no lower bound on 'args->len' Change the type to unsigned to prevent this issue.
INFO
Published Date :
Feb. 26, 2025, 7:01 a.m.
Last Modified :
April 14, 2025, 8:09 p.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-2022-49280.
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-2022-49280 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2022-49280 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]
Apr. 14, 2025
Action Type Old Value New Value Added CVSS V3.1 AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Added CWE CWE-191 Added CPE Configuration OR *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 4.20 up to (excluding) 5.4.189 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.11 up to (excluding) 5.15.33 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.17 up to (excluding) 5.17.2 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 4.15 up to (excluding) 4.19.238 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.5 up to (excluding) 5.10.110 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.16 up to (excluding) 5.16.19 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions up to (excluding) 4.9.311 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 4.10 up to (excluding) 4.14.276 Added Reference Type kernel.org: https://git.kernel.org/stable/c/184416d4b98509fb4c3d8fc3d6dc1437896cc159 Types: Patch Added Reference Type kernel.org: https://git.kernel.org/stable/c/1a33e0de60feda402d05ac8a6cf409c19ea3e0b3 Types: Patch Added Reference Type kernel.org: https://git.kernel.org/stable/c/2764af8ce0bf03cc43ee4a11897cab96bde6caae Types: Patch Added Reference Type kernel.org: https://git.kernel.org/stable/c/413d8fefafe531a9442bb623e3fe292a38f88d65 Types: Patch Added Reference Type kernel.org: https://git.kernel.org/stable/c/438068f4912183a59fcb6b7496a06437f7fd4e2b Types: Patch Added Reference Type kernel.org: https://git.kernel.org/stable/c/614a61e1592051cc42d3c38f899c9f7bdaad8a1d Types: Patch Added Reference Type kernel.org: https://git.kernel.org/stable/c/65e21cc042f4c1518c8c55283f53bc725b78419d Types: Patch Added Reference Type kernel.org: https://git.kernel.org/stable/c/85259340fc9bd54e3d567b41b881ecb4d0055da1 Types: Patch Added Reference Type kernel.org: https://git.kernel.org/stable/c/9f0f048c1bfa7867d565a95fd8c28f4484ba1043 Types: Patch -
New CVE Received by 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Feb. 26, 2025
Action Type Old Value New Value Added Description In the Linux kernel, the following vulnerability has been resolved: NFSD: prevent underflow in nfssvc_decode_writeargs() Smatch complains: fs/nfsd/nfsxdr.c:341 nfssvc_decode_writeargs() warn: no lower bound on 'args->len' Change the type to unsigned to prevent this issue. Added Reference https://git.kernel.org/stable/c/184416d4b98509fb4c3d8fc3d6dc1437896cc159 Added Reference https://git.kernel.org/stable/c/1a33e0de60feda402d05ac8a6cf409c19ea3e0b3 Added Reference https://git.kernel.org/stable/c/2764af8ce0bf03cc43ee4a11897cab96bde6caae Added Reference https://git.kernel.org/stable/c/413d8fefafe531a9442bb623e3fe292a38f88d65 Added Reference https://git.kernel.org/stable/c/438068f4912183a59fcb6b7496a06437f7fd4e2b Added Reference https://git.kernel.org/stable/c/614a61e1592051cc42d3c38f899c9f7bdaad8a1d Added Reference https://git.kernel.org/stable/c/65e21cc042f4c1518c8c55283f53bc725b78419d Added Reference https://git.kernel.org/stable/c/85259340fc9bd54e3d567b41b881ecb4d0055da1 Added Reference https://git.kernel.org/stable/c/9f0f048c1bfa7867d565a95fd8c28f4484ba1043
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2022-49280 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-2022-49280
weaknesses.