UBUNTU-CVE-2021-27345

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Source
https://ubuntu.com/security/CVE-2021-27345
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-27345.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2021-27345
Upstream
Downstream
Related
Published
2021-06-10T16:15:00Z
Modified
2025-07-18T16:46:42Z
Severity
  • 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVSS Calculator
  • Ubuntu - low
Summary
[none]
Details

A null pointer dereference was discovered in ucompthread in stream.c in Irzip 0.631 which allows attackers to cause a denial of service (DOS) via a crafted compressed file.

References

Affected packages

Ubuntu:Pro:14.04:LTS / lrzip

Package

Name
lrzip
Purl
pkg:deb/ubuntu/lrzip@0.616-1ubuntu0.1~esm2?arch=source&distro=esm-infra-legacy/trusty

Affected ranges

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

Affected versions

0.*

0.608-2
0.616-1
0.616-1ubuntu0.1~esm1
0.616-1ubuntu0.1~esm2

Ubuntu:18.04:LTS / lrzip

Package

Name
lrzip
Purl
pkg:deb/ubuntu/lrzip@0.631-1+deb9u3build0.18.04.1?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.631-1+deb9u3build0.18.04.1

Affected versions

0.*

0.631-1
0.631-1+deb9u1build0.18.04.1

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "lrzip",
            "binary_version": "0.631-1+deb9u3build0.18.04.1"
        },
        {
            "binary_name": "lrzip-dbgsym",
            "binary_version": "0.631-1+deb9u3build0.18.04.1"
        }
    ]
}

Ubuntu:Pro:18.04:LTS / lrzip

Package

Name
lrzip
Purl
pkg:deb/ubuntu/lrzip@0.631-1+deb9u3build0.18.04.1?arch=source&distro=esm-apps/bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.631-1+deb9u3build0.18.04.1

Affected versions

0.*

0.631-1
0.631-1ubuntu0.1~esm1
0.631-1+deb9u1build0.18.04.1

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "lrzip",
            "binary_version": "0.631-1+deb9u3build0.18.04.1"
        },
        {
            "binary_name": "lrzip-dbgsym",
            "binary_version": "0.631-1+deb9u3build0.18.04.1"
        }
    ]
}

Ubuntu:20.04:LTS / lrzip

Package

Name
lrzip
Purl
pkg:deb/ubuntu/lrzip@0.631+git180528-1+deb10u1build0.20.04.1?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.631+git180528-1+deb10u1build0.20.04.1

Affected versions

0.*

0.631+git180528-1
0.631+git180528-1build1

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "lrzip",
            "binary_version": "0.631+git180528-1+deb10u1build0.20.04.1"
        },
        {
            "binary_name": "lrzip-dbgsym",
            "binary_version": "0.631+git180528-1+deb10u1build0.20.04.1"
        }
    ]
}