CVE-2021-47616

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Source
https://cve.org/CVERecord?id=CVE-2021-47616
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-47616.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2021-47616
Downstream
Related
Published
2024-06-19T15:15:56.130Z
Modified
2026-03-13T05:16:33.544068Z
Severity
  • 7.8 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

In the Linux kernel, the following vulnerability has been resolved:

RDMA: Fix use-after-free in rxequeuecleanup

On error handling path in rxeqpfrominit() qp->sq.queue is freed and then rxecreate_qp() will drop last reference to this object. qp clean up function will try to free this queue one time and it causes UAF bug.

Fix it by zeroing queue pointer after freeing queue in rxeqpfrom_init().

References

Affected packages

Git /

Affected ranges

Database specific

unresolved_ranges 
[
    {
        "events": [
            {
                "introduced": "5.15"
            },
            {
                "fixed": "5.15.10"
            }
        ]
    }
]
source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-47616.json"