CVE-2022-33068

An integer overflow in the component hb-ot-shape-fallback.cc of Harfbuzz v4.3.0 allows attackers to cause a Denial of Service (DoS) via unspecified vectors.

Database specific

{
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/33xxx/CVE-2022-33068.json",
    "cna_assigner": "mitre"
}

References

Affected packages

Git / github.com/behdad/harfbuzz

Affected ranges

Type

GIT

Repo

https://github.com/behdad/harfbuzz

Events

Introduced

aee123fc83388b8f5acfb301d87bd92eccc5b843

Last affected

aee123fc83388b8f5acfb301d87bd92eccc5b843

Database specific

{
    "extracted_events": [
        {
            "introduced": "4.3.0"
        },
        {
            "last_affected": "4.3.0"
        }
    ],
    "source": "CPE_STRING",
    "cpe": "cpe:2.3:a:harfbuzz_project:harfbuzz:4.3.0:*:*:*:*:*:*:*"
}

Affected versions

4.*

4.3.0

Database specific

source

"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-33068.json"

Git / github.com/harfbuzz/harfbuzz

Affected ranges

Type

GIT

Repo

https://github.com/harfbuzz/harfbuzz

Events

Introduced

aee123fc83388b8f5acfb301d87bd92eccc5b843

Fixed

62e803b36173fd096d7ad460dd1d1db9be542593

Database specific

{
    "extracted_events": [
        {
            "introduced": "4.3.0"
        },
        {
            "last_affected": "4.3.0"
        }
    ],
    "source": [
        "CPE_STRING",
        "REFERENCES"
    ],
    "cpe": "cpe:2.3:a:harfbuzz_project:harfbuzz:4.3.0:*:*:*:*:*:*:*"
}

Affected versions

4.*

4.3.0

Database specific

source

"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-33068.json"

vanir_signatures_modified

"2026-07-22T04:14:52Z"

vanir_signatures

[
    {
        "digest": {
            "line_hashes": [
                "189741007956986259831449181766921563166",
                "174860539934597271047022014970797353491",
                "268384559524554595331797354405313115461"
            ],
            "threshold": 0.9
        },
        "id": "CVE-2022-33068-edb39a93",
        "deprecated": false,
        "signature_version": "v1",
        "source": "https://github.com/harfbuzz/harfbuzz/commit/62e803b36173fd096d7ad460dd1d1db9be542593",
        "signature_type": "Line",
        "target": {
            "file": "src/hb-ot-color-sbix-table.hh"
        }
    }
]