CVE-2019-13225

A NULL Pointer Dereference in match_at() in regexec.c in Oniguruma 6.9.2 allows attackers to potentially cause denial of service by providing a crafted regular expression. Oniguruma issues often affect Ruby, as well as common optional libraries for PHP and Rust.

References

Affected packages

Git / github.com/kkos/oniguruma

Affected ranges

Type: GIT
Repo: https://github.com/kkos/oniguruma
Events: Introduced

0 Unknown introduced commit / All previous commits are affected

Fixed

c509265c5f6ae7264f7b8a8aae1cfa5fc59d108c

Affected versions

v5.*

v5.9.6

v6.*

v6.0.0

v6.1.0

v6.1.1

v6.1.2

v6.1.3

v6.2.0

v6.3.0

v6.4.0

v6.5.0

v6.6.0

v6.6.1

v6.7.0

v6.7.1

v6.8.0

v6.8.1

v6.8.2

v6.9.0

v6.9.1

v6.9.2

v6.9.2_rc1

v6.9.2_rc2

v6.9.2_rc3

Database specific

{
    "vanir_signatures": [
        {
            "signature_version": "v1",
            "source": "https://github.com/kkos/oniguruma/commit/c509265c5f6ae7264f7b8a8aae1cfa5fc59d108c",
            "deprecated": false,
            "id": "CVE-2019-13225-2b85bd8b",
            "signature_type": "Line",
            "digest": {
                "threshold": 0.9,
                "line_hashes": [
                    "85141731386316851965725583353761852847",
                    "204595937784327686332058629384380229674",
                    "319247688735767608892947998935321169709",
                    "241674881094433395339525784506746142782",
                    "254990912557451104883114518374002790439",
                    "64454262332086805412704828737206622359",
                    "236140884305776523355892540789865807574",
                    "153336709126352052758112735148905899679",
                    "31377849021423607495904267593121150756",
                    "238769940960044662172765831089931524544",
                    "81098403367417136783006037704082788478",
                    "51827213460557364345719534556334902980",
                    "191418956654247562735926728659014972090",
                    "115988239015902885453971979046210904656",
                    "204180771395020458451583621508510201132",
                    "199645093322366396782428046900108468049",
                    "153111474359541123152405185688874873236",
                    "208669678462544222830419350908637931312",
                    "293828640975033680040692157692155978758",
                    "177700100071828633901527881869930075299",
                    "74837920887297519773133792580998496808"
                ]
            },
            "target": {
                "file": "src/regcomp.c"
            }
        },
        {
            "signature_version": "v1",
            "source": "https://github.com/kkos/oniguruma/commit/c509265c5f6ae7264f7b8a8aae1cfa5fc59d108c",
            "deprecated": false,
            "id": "CVE-2019-13225-a8853a59",
            "signature_type": "Function",
            "digest": {
                "length": 2277.0,
                "function_hash": "136352198404887022080578989389975003742"
            },
            "target": {
                "file": "src/regcomp.c",
                "function": "compile_length_bag_node"
            }
        },
        {
            "signature_version": "v1",
            "source": "https://github.com/kkos/oniguruma/commit/c509265c5f6ae7264f7b8a8aae1cfa5fc59d108c",
            "deprecated": false,
            "id": "CVE-2019-13225-e8f9d8ee",
            "signature_type": "Function",
            "digest": {
                "length": 2316.0,
                "function_hash": "186066642544576952066181731115535465672"
            },
            "target": {
                "file": "src/regcomp.c",
                "function": "compile_bag_node"
            }
        }
    ]
}