UBUNTU-CVE-2017-9438

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Source
https://ubuntu.com/security/CVE-2017-9438
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-9438.json
JSON Data
https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2017-9438
Upstream
Published
2017-06-05T17:29:00Z
Modified
2025-09-08T16:44:17Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
  • Ubuntu - low
Summary
[none]
Details

libyara/re.c in the regexp module in YARA 3.5.0 allows remote attackers to cause a denial of service (stack consumption) via a crafted rule (involving hex strings) that is mishandled in the yrre_emit function, a different vulnerability than CVE-2017-9304.

References

Affected packages

Ubuntu:Pro:16.04:LTS / yara

Package

Name
yara
Purl
pkg:deb/ubuntu/yara@3.4.0+dfsg-2build1?arch=source&distro=esm-apps/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

3.*

3.4.0+dfsg-2
3.4.0+dfsg-2build1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "3.4.0+dfsg-2build1",
            "binary_name": "libyara-dev"
        },
        {
            "binary_version": "3.4.0+dfsg-2build1",
            "binary_name": "libyara3"
        },
        {
            "binary_version": "3.4.0+dfsg-2build1",
            "binary_name": "python-yara"
        },
        {
            "binary_version": "3.4.0+dfsg-2build1",
            "binary_name": "python3-yara"
        },
        {
            "binary_version": "3.4.0+dfsg-2build1",
            "binary_name": "yara"
        }
    ]
}