CVE-2018-19843

Source
https://nvd.nist.gov/vuln/detail/CVE-2018-19843
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2018-19843.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2018-19843
Downstream
Published
2018-12-04T09:29:00Z
Modified
2025-10-20T04:04:18.030963Z
Severity
  • 5.5 (Medium) CVSS_V3 - CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

opmov in libr/asm/p/asmx86nz.c in radare2 before 3.1.0 allows attackers to cause a denial of service (buffer over-read) via crafted x86 assembly data, as demonstrated by rasm2.

References

Affected packages

Git / github.com/radare/radare2

Affected ranges

Type
GIT
Repo
https://github.com/radare/radare2
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed

Affected versions

0.*

0.10.0
0.10.1
0.10.2
0.10.3
0.10.4
0.10.4-termux4
0.10.5
0.10.6
0.8.6
0.8.8
0.9
0.9.2
0.9.4
0.9.6
0.9.7
0.9.8
0.9.8-rc1
0.9.8-rc2
0.9.8-rc3
0.9.8-rc4
0.9.9

1.*

1.0
1.0.0
1.0.1
1.0.2
1.1.0
1.2.0
1.2.0-git
1.3.0
1.3.0-git
1.4.0
1.5.0
1.6.0

2.*

2.0.0
2.0.1
2.1.0
2.2.0
2.4.0
2.5.0
2.6.0
2.6.9
2.7.0
2.8.0
2.9.0

3.*

3.0.0
3.0.1
3.1.0

Other

radare2-windows-nightly
termux

Database specific

vanir_signatures

[
    {
        "source": "https://github.com/radare/radare2/commit/b143e1b1b5622ef2f41a90f4c0f7ed4c477caf40",
        "deprecated": false,
        "target": {
            "file": "libr/bin/format/mach0/dyldcache.c"
        },
        "digest": {
            "line_hashes": [
                "91826688001801390993882391060580842390",
                "153573451393114912523381648709776456045",
                "76273051819025290594568241401172330628",
                "223983239877208572709103316397190836729",
                "182546693358306982969485629985754146842"
            ],
            "threshold": 0.9
        },
        "id": "CVE-2018-19843-c708ff72",
        "signature_type": "Line",
        "signature_version": "v1"
    },
    {
        "source": "https://github.com/radare/radare2/commit/b143e1b1b5622ef2f41a90f4c0f7ed4c477caf40",
        "deprecated": false,
        "target": {
            "file": "libr/bin/format/mach0/dyldcache.c",
            "function": "r_buf_read_string"
        },
        "digest": {
            "function_hash": "161720472885181522724332432472867243711",
            "length": 217.0
        },
        "id": "CVE-2018-19843-f5af8262",
        "signature_type": "Function",
        "signature_version": "v1"
    }
]

Git / github.com/radare/radare2

Affected ranges

Type
GIT
Repo
https://github.com/radareorg/radare2
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed

Affected versions

0.*

0.10.0
0.10.1
0.10.2
0.10.3
0.10.4
0.10.4-termux4
0.10.5
0.10.6
0.8.6
0.8.8
0.9
0.9.2
0.9.4
0.9.6
0.9.7
0.9.8
0.9.8-rc1
0.9.8-rc2
0.9.8-rc3
0.9.8-rc4
0.9.9

1.*

1.0
1.0.0
1.0.1
1.0.2
1.1.0
1.2.0
1.2.0-git
1.3.0
1.3.0-git
1.4.0
1.5.0
1.6.0

2.*

2.0.0
2.0.1
2.1.0
2.2.0
2.4.0
2.5.0
2.6.0
2.6.9
2.7.0
2.8.0
2.9.0

3.*

3.0.0
3.0.1

Other

radare2-windows-nightly
termux

Database specific

vanir_signatures

[
    {
        "source": "https://github.com/radareorg/radare2/commit/f17bfd9f1da05f30f23a4dd05e9d2363e1406948",
        "deprecated": false,
        "target": {
            "file": "libr/asm/p/asm_x86_nz.c"
        },
        "digest": {
            "line_hashes": [
                "330960724519816557233190015833134308758",
                "306699937490363565829225498963642507180",
                "101186743262292792962505292558884175565",
                "195968014964440177915245805858532532051",
                "84411433679322737451425772879675111840",
                "108510789520417173910305081609584073859"
            ],
            "threshold": 0.9
        },
        "id": "CVE-2018-19843-a0ed9732",
        "signature_type": "Line",
        "signature_version": "v1"
    },
    {
        "source": "https://github.com/radareorg/radare2/commit/f17bfd9f1da05f30f23a4dd05e9d2363e1406948",
        "deprecated": false,
        "target": {
            "file": "libr/asm/p/asm_x86_nz.c",
            "function": "opmov"
        },
        "digest": {
            "function_hash": "64554166920577301886355491464698671545",
            "length": 13696.0
        },
        "id": "CVE-2018-19843-f9f5d1f7",
        "signature_type": "Function",
        "signature_version": "v1"
    }
]