UBUNTU-CVE-2020-27545

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Source
https://ubuntu.com/security/CVE-2020-27545
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-27545.json
JSON Data
https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2020-27545
Upstream
Published
2023-04-16T00:15:00Z
Modified
2025-10-24T04:48:51Z
Severity
  • 6.5 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVSS Calculator
  • 6.5 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

libdwarf before 20201017 has a one-byte out-of-bounds read because of an invalid pointer dereference via an invalid line table in a crafted object.

References

Affected packages

Ubuntu:16.04:LTS / dwarfutils

Package

Name
dwarfutils
Purl
pkg:deb/ubuntu/dwarfutils@20120410-2+deb7u2build0.16.04.1?arch=source&distro=xenial

Affected ranges

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

Affected versions

Other

20120410-2

20120410-2+deb7u2build0.*

20120410-2+deb7u2build0.16.04.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "dwarfdump",
            "binary_version": "20120410-2+deb7u2build0.16.04.1"
        },
        {
            "binary_name": "libdwarf-dev",
            "binary_version": "20120410-2+deb7u2build0.16.04.1"
        }
    ]
}

Ubuntu:18.04:LTS / dwarfutils

Package

Name
dwarfutils
Purl
pkg:deb/ubuntu/dwarfutils@20180129-1?arch=source&distro=bionic

Affected ranges

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

Affected versions

Other

20170709-1
20180129-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "dwarfdump",
            "binary_version": "20180129-1"
        },
        {
            "binary_name": "libdwarf-dev",
            "binary_version": "20180129-1"
        },
        {
            "binary_name": "libdwarf1",
            "binary_version": "20180129-1"
        }
    ]
}

Ubuntu:20.04:LTS / dwarfutils

Package

Name
dwarfutils
Purl
pkg:deb/ubuntu/dwarfutils@20200114-1?arch=source&distro=focal

Affected ranges

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

Affected versions

Other

20180809-1
20190529-1
20191104-1
20191104-1ubuntu1
20200114-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "dwarfdump",
            "binary_version": "20200114-1"
        },
        {
            "binary_name": "libdwarf-dev",
            "binary_version": "20200114-1"
        },
        {
            "binary_name": "libdwarf1",
            "binary_version": "20200114-1"
        }
    ]
}