USN-7825-1

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Source
https://ubuntu.com/security/notices/USN-7825-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7825-1.json
JSON Data
https://api.test.osv.dev/v1/vulns/USN-7825-1
Upstream
Related
Published
2025-10-16T03:05:55.737584Z
Modified
2025-10-18T10:03:17.132686Z
Summary
mupdf vulnerabilities
Details

It was discovered that MuPDF incorrectly managed memory, resulting in a memory leak. An attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 18.04 LTS. (CVE-2018-1000036)

It was discovered that MuPDF could enter an infinite loop when parsing certain PDF files. An attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 18.04 LTS. (CVE-2018-10289)

It was discovered that MuPDF incorrectly managed memory, possibly leading to a segmentation fault. An attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 18.04 LTS. (CVE-2018-16647, CVE-2018-16648)

It was discovered that MuPDF contained a use-after-free vulnerability. An attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. (CVE-2020-21896)

It was discovered that MuPDF incorrectly managed memory, resulting in a memory leak. An attacker could possibly use this issue to cause a denial of service or obtain sensitive information. This issue only affected Ubuntu 20.04 LTS. (CVE-2020-26683)

Maxim Mishechkin, Vitalii Akolzin, Shamil Kurmangaleev, Denis Straghkov, Fedor Nis'kov and Ivan Gulakov discovered that MuPDF incorrectly managed memory under certain circumstances, leading to a double-free. An attacker could possibly use this to cause a denial of service. This issue only affected Ubuntu 16.04 LTS, Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. (CVE-2021-3407)

Xuwei Liu discovered that MuPDF may perform an out-of-bounds write under certain circumstances. An attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. (CVE-2021-37220)

References

Affected packages

Ubuntu:Pro:16.04:LTS / mupdf

Package

Name
mupdf
Purl
pkg:deb/ubuntu/mupdf@1.7a-1ubuntu0.1~esm1?arch=source&distro=esm-apps/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.7a-1ubuntu0.1~esm1

Affected versions

1.*

1.7-1
1.7a-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.7a-1ubuntu0.1~esm1",
            "binary_name": "libmupdf-dev"
        },
        {
            "binary_version": "1.7a-1ubuntu0.1~esm1",
            "binary_name": "mupdf"
        },
        {
            "binary_version": "1.7a-1ubuntu0.1~esm1",
            "binary_name": "mupdf-tools"
        }
    ],
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro"
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:Pro:16.04:LTS",
    "cves": [
        {
            "severity": [
                {
                    "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ],
            "id": "CVE-2021-3407"
        }
    ]
}

Ubuntu:Pro:18.04:LTS / mupdf

Package

Name
mupdf
Purl
pkg:deb/ubuntu/mupdf@1.12.0+ds1-1ubuntu0.1~esm1?arch=source&distro=esm-apps/bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.12.0+ds1-1ubuntu0.1~esm1

Affected versions

1.*

1.11+ds1-1.1
1.11+ds1-2
1.12.0+ds1-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.12.0+ds1-1ubuntu0.1~esm1",
            "binary_name": "libmupdf-dev"
        },
        {
            "binary_version": "1.12.0+ds1-1ubuntu0.1~esm1",
            "binary_name": "mupdf"
        },
        {
            "binary_version": "1.12.0+ds1-1ubuntu0.1~esm1",
            "binary_name": "mupdf-tools"
        }
    ],
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro"
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:Pro:18.04:LTS",
    "cves": [
        {
            "severity": [
                {
                    "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ],
            "id": "CVE-2018-10289"
        },
        {
            "severity": [
                {
                    "score": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ],
            "id": "CVE-2018-16647"
        },
        {
            "severity": [
                {
                    "score": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ],
            "id": "CVE-2018-16648"
        },
        {
            "severity": [
                {
                    "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "low",
                    "type": "Ubuntu"
                }
            ],
            "id": "CVE-2018-1000036"
        },
        {
            "severity": [
                {
                    "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ],
            "id": "CVE-2020-21896"
        },
        {
            "severity": [
                {
                    "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ],
            "id": "CVE-2021-3407"
        },
        {
            "severity": [
                {
                    "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ],
            "id": "CVE-2021-37220"
        }
    ]
}

Ubuntu:Pro:20.04:LTS / mupdf

Package

Name
mupdf
Purl
pkg:deb/ubuntu/mupdf@1.16.1+ds1-1ubuntu1+esm1?arch=source&distro=esm-apps/focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.16.1+ds1-1ubuntu1+esm1

Affected versions

1.*

1.15.0+ds1-1
1.16.1+ds1-1ubuntu1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.16.1+ds1-1ubuntu1+esm1",
            "binary_name": "libmupdf-dev"
        },
        {
            "binary_version": "1.16.1+ds1-1ubuntu1+esm1",
            "binary_name": "mupdf"
        },
        {
            "binary_version": "1.16.1+ds1-1ubuntu1+esm1",
            "binary_name": "mupdf-tools"
        }
    ],
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro"
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:Pro:20.04:LTS",
    "cves": [
        {
            "severity": [
                {
                    "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ],
            "id": "CVE-2020-21896"
        },
        {
            "severity": [
                {
                    "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ],
            "id": "CVE-2020-26683"
        },
        {
            "severity": [
                {
                    "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ],
            "id": "CVE-2021-3407"
        },
        {
            "severity": [
                {
                    "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ],
            "id": "CVE-2021-37220"
        }
    ]
}