UBUNTU-CVE-2021-33480

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Source
https://ubuntu.com/security/CVE-2021-33480
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-33480.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2021-33480
Upstream
Published
2021-11-17T18:15:00Z
Modified
2025-09-08T16:47:12Z
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

An use-after-free vulnerability was discovered in gocr through 0.53-20200802 in context_correction() in pgm2asc.c.

References

Affected packages

Ubuntu:Pro:16.04:LTS / gocr

Package

Name
gocr
Purl
pkg:deb/ubuntu/gocr@0.49-2?arch=source&distro=esm-apps/xenial

Affected ranges

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

Affected versions

0.*

0.49-2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "0.49-2",
            "binary_name": "gocr"
        },
        {
            "binary_version": "0.49-2",
            "binary_name": "gocr-tk"
        }
    ]
}

Ubuntu:Pro:18.04:LTS / gocr

Package

Name
gocr
Purl
pkg:deb/ubuntu/gocr@0.49-2build1?arch=source&distro=esm-apps/bionic

Affected ranges

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

Affected versions

0.*

0.49-2
0.49-2build1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "0.49-2build1",
            "binary_name": "gocr"
        },
        {
            "binary_version": "0.49-2build1",
            "binary_name": "gocr-tk"
        }
    ]
}

Ubuntu:Pro:20.04:LTS / gocr

Package

Name
gocr
Purl
pkg:deb/ubuntu/gocr@0.52-3?arch=source&distro=esm-apps/focal

Affected ranges

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

Affected versions

0.*

0.52-3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "0.52-3",
            "binary_name": "gocr"
        },
        {
            "binary_version": "0.52-3",
            "binary_name": "gocr-dev"
        },
        {
            "binary_version": "0.52-3",
            "binary_name": "gocr-tk"
        }
    ]
}

Ubuntu:22.04:LTS / gocr

Package

Name
gocr
Purl
pkg:deb/ubuntu/gocr@0.52-3?arch=source&distro=jammy

Affected ranges

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

Affected versions

0.*

0.52-3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "0.52-3",
            "binary_name": "gocr"
        },
        {
            "binary_version": "0.52-3",
            "binary_name": "gocr-dev"
        },
        {
            "binary_version": "0.52-3",
            "binary_name": "gocr-tk"
        }
    ]
}

Ubuntu:24.04:LTS / gocr

Package

Name
gocr
Purl
pkg:deb/ubuntu/gocr@0.52-6.1build1?arch=source&distro=noble

Affected ranges

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

Affected versions

0.*

0.52-6
0.52-6.1
0.52-6.1build1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "0.52-6.1build1",
            "binary_name": "gocr"
        },
        {
            "binary_version": "0.52-6.1build1",
            "binary_name": "gocr-tk"
        },
        {
            "binary_version": "0.52-6.1build1",
            "binary_name": "libpgm2asc-dev"
        },
        {
            "binary_version": "0.52-6.1build1",
            "binary_name": "libpgm2asc0.52t64"
        }
    ]
}

Ubuntu:25.04 / gocr

Package

Name
gocr
Purl
pkg:deb/ubuntu/gocr@0.52-6.1build1?arch=source&distro=plucky

Affected ranges

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

Affected versions

0.*

0.52-6.1build1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "0.52-6.1build1",
            "binary_name": "gocr"
        },
        {
            "binary_version": "0.52-6.1build1",
            "binary_name": "gocr-tk"
        },
        {
            "binary_version": "0.52-6.1build1",
            "binary_name": "libpgm2asc-dev"
        },
        {
            "binary_version": "0.52-6.1build1",
            "binary_name": "libpgm2asc0.52t64"
        }
    ]
}