CVE-2022-31783

See a problem?
Please try reporting it to the source first.
Source
https://cve.org/CVERecord?id=CVE-2022-31783
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-31783.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2022-31783
Downstream
Related
Published
2022-05-27T00:00:00Z
Modified
2026-08-18T16:22:02Z
Summary
[none]
Details

Liblouis 3.21.0 has an out-of-bounds write in compileRule in compileTranslationTable.c, as demonstrated by lou_trace.

Database specific 
{
    "cna_assigner":  "mitre",
    "osv_generated_from":  "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/31xxx/CVE-2022-31783.json"
}
References

Affected packages

Git / github.com/liblouis/liblouis

Affected ranges

Type
GIT
Repo
https://github.com/liblouis/liblouis
Events
Introduced
c05f3bfb0990434bd12bf6697d16ed943f2203c2
Fixed
ff747ec5e1ac54d54194846f6fe5bfc689192a85
Database specific
Show details 
{
    "cpe":  "cpe:2.3:a:liblouis:liblouis:3.21.0:*:*:*:*:*:*:*",
    "extracted_events":  [
        {
            "introduced":  "3.21.0"
        },
        {
            "last_affected":  "3.21.0"
        }
    ],
    "source":  [
        "CPE_STRING",
        "REFERENCES"
    ]
}

Affected versions

3.*
3.21.0

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-31783.json"
vanir_signatures 
[
    {
        "deprecated":  false,
        "digest":  {
            "line_hashes":  [
                "49859477439080997785558518495698685847",
                "179298313379625904393693350704021363273",
                "89767169195622003076537929872176395622",
                "312349082252446945969197010117568802625",
                "188613074001533975599541015701003476160",
                "208979249903842974032434001763539491205",
                "178839693535655317904149390147491874294",
                "189921774020654828726781663968381691383",
                "328912271670960318438664001367030771610"
            ],
            "threshold":  0.9
        },
        "id":  "CVE-2022-31783-da8f0a84",
        "signature_type":  "Line",
        "signature_version":  "v1",
        "source":  "https://github.com/liblouis/liblouis/commit/ff747ec5e1ac54d54194846f6fe5bfc689192a85",
        "target":  {
            "file":  "liblouis/compileTranslationTable.c"
        }
    },
    {
        "deprecated":  false,
        "digest":  {
            "function_hash":  "202101985917549454760047101261985533814",
            "length":  38347
        },
        "id":  "CVE-2022-31783-fbb1c021",
        "signature_type":  "Function",
        "signature_version":  "v1",
        "source":  "https://github.com/liblouis/liblouis/commit/ff747ec5e1ac54d54194846f6fe5bfc689192a85",
        "target":  {
            "file":  "liblouis/compileTranslationTable.c",
            "function":  "compileRule"
        }
    }
]
vanir_signatures_modified 
"2026-08-18T16:22:02Z"