CVE-2021-33034

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Source
https://cve.org/CVERecord?id=CVE-2021-33034
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-33034.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2021-33034
Aliases
Downstream
Related
Published
2021-05-14T23:15:09.813Z
Modified
2026-03-15T22:40:51.745692Z
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 before 5.12.4, net/bluetooth/hcievent.c has a use-after-free when destroying an hcichan, aka CID-5c4c8c954409. This leads to writing an arbitrary value.

References

Affected packages

Git /

Affected ranges

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-33034.json"
unresolved_ranges 
[
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "fixed": "5.12.4"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "34"
            }
        ]
    },
    {
        "events": [
            {
                "introduced": "0"
            },
            {
                "last_affected": "9.0"
            }
        ]
    }
]