CVE-2023-53470
ionic: catch failure from devlink_alloc
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Description
In the Linux kernel, the following vulnerability has been resolved: ionic: catch failure from devlink_alloc Add a check for NULL on the alloc return. If devlink_alloc() fails and we try to use devlink_priv() on the NULL return, the kernel gets very unhappy and panics. With this fix, the driver load will still fail, but at least it won't panic the kernel.
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/c177dd465f5c1e5f242cdb9258826c591c257e9a
- https://git.kernel.org/stable/c/0d02efe7f25158c93146e3bb827bc7bb3cd5e71a
- https://git.kernel.org/stable/c/5325f50de5b1433b27dda7ccff5cb7283722a3f1
- https://git.kernel.org/stable/c/0020c16c8af7f4bc9503a2088fb30793b6771fac
- https://git.kernel.org/stable/c/4a54903ff68ddb33b6463c94b4eb37fc584ef760
References (5)
CVSS
- Attack Vector
- LOCAL
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- NONE
- Availability
- HIGH
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