USN-4338-2

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Source
https://ubuntu.com/security/notices/USN-4338-2
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4338-2.json
JSON Data
https://api.test.osv.dev/v1/vulns/USN-4338-2
Upstream
Related
Published
2020-04-28T12:18:14.513959Z
Modified
2025-10-13T04:35:07Z
Summary
re2c vulnerability
Details

USN-4338-1 fixed vulnerabilities in re2c. This update provides the corresponding update for Ubuntu 20.04 LTS.

Original advisory details:

Agostino Sarubbo discovered that re2c incorrectly handled certain files. An attacker could possibly use this issue to execute arbitrary code.

References

Affected packages

Ubuntu:20.04:LTS / re2c

Package

Name
re2c
Purl
pkg:deb/ubuntu/re2c@1.3-1ubuntu0.1?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.3-1ubuntu0.1

Affected versions

1.*

1.2.1-1
1.3-1
1.3-1build1

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "re2c",
            "binary_version": "1.3-1ubuntu0.1"
        }
    ]
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:20.04:LTS",
    "cves": [
        {
            "id": "CVE-2020-11958",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ]
}