CVE-2022-48708
pinctrl: single: fix potential NULL dereference
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Description
In the Linux kernel, the following vulnerability has been resolved: pinctrl: single: fix potential NULL dereference Added checking of pointer "function" in pcs_set_mux(). pinmux_generic_get_function() can return NULL and the pointer "function" was dereferenced without checking against NULL. Found by Linux Verification Center (linuxtesting.org) with SVACE.
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/1177bdafe87cbe543a2dc48a9bbac265aa5864db
- https://git.kernel.org/stable/c/2b763f7de108cb1a5ad5ed08e617d677341947cb
- https://git.kernel.org/stable/c/6e2a0521e4e84a2698f2da3950fb5c5496a4d208
- https://git.kernel.org/stable/c/71668706fbe7d20e6f172fa3287fa8aac1b56c26
- https://git.kernel.org/stable/c/bcc487001a15f71f103d102cba4ac8145d7a68f2
References (7)
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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