CVE-2024-53146
NFSD: Prevent a potential integer overflow
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Description
In the Linux kernel, the following vulnerability has been resolved: NFSD: Prevent a potential integer overflow If the tag length is >= U32_MAX - 3 then the "length + 4" addition can result in an integer overflow. Address this by splitting the decoding into several steps so that decode_cb_compound4res() does not have to perform arithmetic on the unsafe length value.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
- https://git.kernel.org/stable/c/084f797dbc7e52209a4ab6dbc7f0109268754eb9
- https://git.kernel.org/stable/c/3c5f545c9a1f8a1869246f6f3ae8c17289d6a841
- https://git.kernel.org/stable/c/745f7ce5a95e783ba62fe774325829466aec2aa8
- https://git.kernel.org/stable/c/7f33b92e5b18e904a481e6e208486da43e4dc841
- https://git.kernel.org/stable/c/842f1c27a1aef5367e535f9e85c8c3b06352151a
References (11)
SSVC — Action Prioritization
SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.
CVSS
- Attack Vector
- LOCAL
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- NONE
- Availability
- HIGH
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