CVE-2022-1975

Source
https://cve.org/CVERecord?id=CVE-2022-1975
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-1975.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2022-1975
Downstream
CLSA (2)
DEBIAN (1)
OESA (1)
openSUSE (2)
SUSE (12)
UBUNTU (1)
Related
Published
2022-08-31T15:32:58Z
Modified
2026-10-21T08:15:24Z
Summary
[none]
Details

There is a sleep-in-atomic bug in /net/nfc/netlink.c that allows an attacker to crash the Linux kernel by simulating a nfc device from user-space.

Database specific
{
    "cna_assigner":  "redhat",
    "cwe_ids":  [
        "CWE-248"
    ],
    "osv_generated_from":  "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/1xxx/CVE-2022-1975.json"
}
References

Affected packages

Git / github.com/torvalds/linux

Affected ranges

Type
GIT
Repo
https://github.com/torvalds/linux
Events
Database specific
Show details
{
    "extracted_events":  [
        {
            "range":  [
                {
                    "introduced":  "Linux kernel 5.18 rc6"
                },
                {
                    "last_affected":  "Linux kernel 5.18 rc6"
                }
            ],
            "source":  "AFFECTED_FIELD",
            "strategy":  "StandaloneSingleVersion"
        },
        {
            "range":  [
                {
                    "fixed":  "4071bf121d59944d5cd2238de0642f3d7995a997"
                }
            ],
            "source":  "REFERENCES_COMMIT"
        }
    ]
}

Affected versions

Linux kernel 5.*
Linux kernel 5.18 rc6

Database specific

source
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-1975.json"
vanir_signatures
[
    {
        "deprecated":  false,
        "digest":  {
            "function_hash":  "282352191281079191710184961194564583650",
            "length":  659
        },
        "id":  "CVE-2022-1975-5f07026d",
        "signature_type":  "Function",
        "signature_version":  "v1",
        "source":  "https://github.com/torvalds/linux/commit/4071bf121d59944d5cd2238de0642f3d7995a997",
        "target":  {
            "file":  "net/nfc/netlink.c",
            "function":  "nfc_genl_fw_download_done"
        }
    },
    {
        "deprecated":  false,
        "digest":  {
            "line_hashes":  [
                "288296604021516639249530260551878904963",
                "247872489236120870084767551408758223423",
                "196352493540435918122068712930575498396",
                "233301856955236822409737020441239488195",
                "337878219400214671012497224825322857937",
                "44689681408805788532772802803483504926",
                "295681032183932271457591428550514637913",
                "304139886285583369165136772434055410649"
            ],
            "threshold":  0.9
        },
        "id":  "CVE-2022-1975-f982a946",
        "signature_type":  "Line",
        "signature_version":  "v1",
        "source":  "https://github.com/torvalds/linux/commit/4071bf121d59944d5cd2238de0642f3d7995a997",
        "target":  {
            "file":  "net/nfc/netlink.c"
        }
    }
]
vanir_signatures_modified
"2026-10-21T08:15:24Z"