| Title | CVE-2021-4028 // User After Free in Red Hat Kernel |
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| Description | Product: Security Response
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
Priority: high
Severity: high
Target Milestone: ---
Assignee: Red Hat Product Security
A flaw in the Linux kernels implementation of RDMA communications manager listener code allowed an attacker with local access to setup socket to listen on a high port allowing for a list element to be used after free. Given the ability to execute code a local attacker could leverage this use-after-free to crash the system or possibly escalate privileges on the system.
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| Source | ⚠️ https://bugzilla.redhat.com/show_bug.cgi?id=2027201 |
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| User | CSieberg (UID 13359) |
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| Submission | 11/30/2021 09:24 (5 years ago) |
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| Moderation | 11/30/2021 09:26 (3 minutes later) |
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| Status | Accepted |
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| VulDB entry | 187338 [Linux Kernel RDMA listen use after free] |
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| Points | 17 |
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