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

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

References

Affected packages

Git / github.com/harfbuzz/harfbuzz

Affected ranges

Type

GIT

Repo

https://github.com/harfbuzz/harfbuzz

Events

Introduced

aee123fc83388b8f5acfb301d87bd92eccc5b843

Fixed

62e803b36173fd096d7ad460dd1d1db9be542593

Database specific

Show details

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

Affected versions

4.*

4.3.0

Database specific

source

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

vanir_signatures

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

vanir_signatures_modified

"2026-08-18T16:23:14Z"