UBUNTU-CVE-2026-93311

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Source
https://ubuntu.com/security/CVE-2026-93311
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-93311.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2026-93311
Upstream
  • CVE-2026-93311
Published
2026-09-21T00:00:00Z
Modified
2026-09-21T21:38:35Z
Severity
  • 4.3 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L CVSS Calculator
  • 2.1 (Low) CVSS_V4 - CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

A vulnerability was detected in Freedesktop Poppler 26.07.0. This issue affects the function SampledFunction::SampledFunction of the file poppler/Function.cc of the component SampledFunction. The manipulation of the argument BitsPerSample results in integer overflow. The attack may be performed from remote. The exploit is now public and may be used. The project was informed of the problem early through a bug report but has not responded yet.

References

Affected packages

Ubuntu:22.04:LTS
poppler

Package

Name
poppler
Purl
pkg:deb/ubuntu/poppler?arch=source&distro=jammy

Affected ranges

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

Affected versions

21.*
21.06.1-1
21.11.0-1~ubuntu2
22.*
22.02.0-2
22.02.0-2ubuntu0.1
22.02.0-2ubuntu0.2
22.02.0-2ubuntu0.3
22.02.0-2ubuntu0.4
22.02.0-2ubuntu0.5
22.02.0-2ubuntu0.6
22.02.0-2ubuntu0.7
22.02.0-2ubuntu0.8
22.02.0-2ubuntu0.9
22.02.0-2ubuntu0.10
22.02.0-2ubuntu0.11
22.02.0-2ubuntu0.12
22.02.0-2ubuntu0.13

Ecosystem specific 

{
    "binaries":  [
        {
            "binary_name":  "gir1.2-poppler-0.18",
            "binary_version":  "22.02.0-2ubuntu0.13"
        },
        {
            "binary_name":  "libpoppler-cpp0v5",
            "binary_version":  "22.02.0-2ubuntu0.13"
        },
        {
            "binary_name":  "libpoppler-glib8",
            "binary_version":  "22.02.0-2ubuntu0.13"
        },
        {
            "binary_name":  "libpoppler-qt5-1",
            "binary_version":  "22.02.0-2ubuntu0.13"
        },
        {
            "binary_name":  "libpoppler118",
            "binary_version":  "22.02.0-2ubuntu0.13"
        },
        {
            "binary_name":  "poppler-utils",
            "binary_version":  "22.02.0-2ubuntu0.13"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-93311.json"
Ubuntu:24.04:LTS
poppler

Package

Name
poppler
Purl
pkg:deb/ubuntu/poppler?arch=source&distro=noble

Affected ranges

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

Affected versions

23.*
23.08.0-2ubuntu1
23.12.0-1ubuntu2
24.*
24.02.0-1ubuntu2
24.02.0-1ubuntu8
24.02.0-1ubuntu9
24.02.0-1ubuntu9.1
24.02.0-1ubuntu9.2
24.02.0-1ubuntu9.3
24.02.0-1ubuntu9.4
24.02.0-1ubuntu9.5
24.02.0-1ubuntu9.6
24.02.0-1ubuntu9.7
24.02.0-1ubuntu9.8
24.02.0-1ubuntu9.9

Ecosystem specific 

{
    "binaries":  [
        {
            "binary_name":  "gir1.2-poppler-0.18",
            "binary_version":  "24.02.0-1ubuntu9.9"
        },
        {
            "binary_name":  "libpoppler-cpp0t64",
            "binary_version":  "24.02.0-1ubuntu9.9"
        },
        {
            "binary_name":  "libpoppler-glib8t64",
            "binary_version":  "24.02.0-1ubuntu9.9"
        },
        {
            "binary_name":  "libpoppler-qt5-1t64",
            "binary_version":  "24.02.0-1ubuntu9.9"
        },
        {
            "binary_name":  "libpoppler-qt6-3t64",
            "binary_version":  "24.02.0-1ubuntu9.9"
        },
        {
            "binary_name":  "libpoppler134",
            "binary_version":  "24.02.0-1ubuntu9.9"
        },
        {
            "binary_name":  "poppler-utils",
            "binary_version":  "24.02.0-1ubuntu9.9"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-93311.json"
Ubuntu:26.04:LTS
poppler

Package

Name
poppler
Purl
pkg:deb/ubuntu/poppler?arch=source&distro=resolute

Affected ranges

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

Affected versions

25.*
25.03.0-10
25.03.0-11.1
26.*
26.01.0-2build2
26.01.0-2ubuntu0.1

Ecosystem specific 

{
    "binaries":  [
        {
            "binary_name":  "gir1.2-poppler-0.18",
            "binary_version":  "26.01.0-2ubuntu0.1"
        },
        {
            "binary_name":  "libpoppler-cpp3",
            "binary_version":  "26.01.0-2ubuntu0.1"
        },
        {
            "binary_name":  "libpoppler-glib8t64",
            "binary_version":  "26.01.0-2ubuntu0.1"
        },
        {
            "binary_name":  "libpoppler-qt5-1t64",
            "binary_version":  "26.01.0-2ubuntu0.1"
        },
        {
            "binary_name":  "libpoppler-qt6-3t64",
            "binary_version":  "26.01.0-2ubuntu0.1"
        },
        {
            "binary_name":  "libpoppler156",
            "binary_version":  "26.01.0-2ubuntu0.1"
        },
        {
            "binary_name":  "poppler-utils",
            "binary_version":  "26.01.0-2ubuntu0.1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-93311.json"
Ubuntu:Pro:16.04:LTS
poppler

Package

Name
poppler
Purl
pkg:deb/ubuntu/poppler?arch=source&distro=esm-infra%2Fxenial

Affected ranges

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

Affected versions

0.*
0.33.0-0ubuntu3
0.37.0-0ubuntu1
0.38.0-0ubuntu1
0.41.0-0ubuntu1
0.41.0-0ubuntu1.1
0.41.0-0ubuntu1.2
0.41.0-0ubuntu1.3
0.41.0-0ubuntu1.4
0.41.0-0ubuntu1.5
0.41.0-0ubuntu1.6
0.41.0-0ubuntu1.7
0.41.0-0ubuntu1.8
0.41.0-0ubuntu1.9
0.41.0-0ubuntu1.10
0.41.0-0ubuntu1.11
0.41.0-0ubuntu1.12
0.41.0-0ubuntu1.13
0.41.0-0ubuntu1.14
0.41.0-0ubuntu1.15
0.41.0-0ubuntu1.16
0.41.0-0ubuntu1.16+esm1
0.41.0-0ubuntu1.16+esm2
0.41.0-0ubuntu1.16+esm3
0.41.0-0ubuntu1.16+esm4
0.41.0-0ubuntu1.16+esm5
0.41.0-0ubuntu1.16+esm6
0.41.0-0ubuntu1.16+esm7
0.41.0-0ubuntu1.16+esm8

Ecosystem specific 

{
    "binaries":  [
        {
            "binary_name":  "gir1.2-poppler-0.18",
            "binary_version":  "0.41.0-0ubuntu1.16+esm8"
        },
        {
            "binary_name":  "libpoppler-cpp0",
            "binary_version":  "0.41.0-0ubuntu1.16+esm8"
        },
        {
            "binary_name":  "libpoppler-glib8",
            "binary_version":  "0.41.0-0ubuntu1.16+esm8"
        },
        {
            "binary_name":  "libpoppler-qt4-4",
            "binary_version":  "0.41.0-0ubuntu1.16+esm8"
        },
        {
            "binary_name":  "libpoppler-qt5-1",
            "binary_version":  "0.41.0-0ubuntu1.16+esm8"
        },
        {
            "binary_name":  "libpoppler58",
            "binary_version":  "0.41.0-0ubuntu1.16+esm8"
        },
        {
            "binary_name":  "poppler-utils",
            "binary_version":  "0.41.0-0ubuntu1.16+esm8"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-93311.json"
Ubuntu:Pro:18.04:LTS
poppler

Package

Name
poppler
Purl
pkg:deb/ubuntu/poppler?arch=source&distro=esm-infra%2Fbionic

Affected ranges

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

Affected versions

0.*
0.57.0-2ubuntu4
0.57.0-2ubuntu5
0.62.0-1ubuntu1
0.62.0-2ubuntu1
0.62.0-2ubuntu2
0.62.0-2ubuntu2.1
0.62.0-2ubuntu2.2
0.62.0-2ubuntu2.4
0.62.0-2ubuntu2.5
0.62.0-2ubuntu2.6
0.62.0-2ubuntu2.7
0.62.0-2ubuntu2.8
0.62.0-2ubuntu2.9
0.62.0-2ubuntu2.10
0.62.0-2ubuntu2.11
0.62.0-2ubuntu2.12
0.62.0-2ubuntu2.13
0.62.0-2ubuntu2.14
0.62.0-2ubuntu2.14+esm1
0.62.0-2ubuntu2.14+esm2
0.62.0-2ubuntu2.14+esm3
0.62.0-2ubuntu2.14+esm4
0.62.0-2ubuntu2.14+esm5
0.62.0-2ubuntu2.14+esm6
0.62.0-2ubuntu2.14+esm7
0.62.0-2ubuntu2.14+esm8

Ecosystem specific 

{
    "binaries":  [
        {
            "binary_name":  "gir1.2-poppler-0.18",
            "binary_version":  "0.62.0-2ubuntu2.14+esm8"
        },
        {
            "binary_name":  "libpoppler-cpp0v5",
            "binary_version":  "0.62.0-2ubuntu2.14+esm8"
        },
        {
            "binary_name":  "libpoppler-glib8",
            "binary_version":  "0.62.0-2ubuntu2.14+esm8"
        },
        {
            "binary_name":  "libpoppler-qt5-1",
            "binary_version":  "0.62.0-2ubuntu2.14+esm8"
        },
        {
            "binary_name":  "libpoppler73",
            "binary_version":  "0.62.0-2ubuntu2.14+esm8"
        },
        {
            "binary_name":  "poppler-utils",
            "binary_version":  "0.62.0-2ubuntu2.14+esm8"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-93311.json"
Ubuntu:Pro:20.04:LTS
poppler

Package

Name
poppler
Purl
pkg:deb/ubuntu/poppler?arch=source&distro=esm-infra%2Ffocal

Affected ranges

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

Affected versions

0.*
0.80.0-0ubuntu1
0.80.0-0ubuntu3
0.80.0-0ubuntu4
0.80.0-0ubuntu5
0.85.0-1ubuntu1
0.85.0-1ubuntu3
0.86.1-0ubuntu1
0.86.1-0ubuntu1.1
0.86.1-0ubuntu1.2
0.86.1-0ubuntu1.3
0.86.1-0ubuntu1.4
0.86.1-0ubuntu1.5
0.86.1-0ubuntu1.6
0.86.1-0ubuntu1.7
0.86.1-0ubuntu1.7+esm1
0.86.1-0ubuntu1.7+esm2
0.86.1-0ubuntu1.7+esm3

Ecosystem specific 

{
    "binaries":  [
        {
            "binary_name":  "gir1.2-poppler-0.18",
            "binary_version":  "0.86.1-0ubuntu1.7+esm3"
        },
        {
            "binary_name":  "libpoppler-cpp0v5",
            "binary_version":  "0.86.1-0ubuntu1.7+esm3"
        },
        {
            "binary_name":  "libpoppler-glib8",
            "binary_version":  "0.86.1-0ubuntu1.7+esm3"
        },
        {
            "binary_name":  "libpoppler-qt5-1",
            "binary_version":  "0.86.1-0ubuntu1.7+esm3"
        },
        {
            "binary_name":  "libpoppler97",
            "binary_version":  "0.86.1-0ubuntu1.7+esm3"
        },
        {
            "binary_name":  "poppler-utils",
            "binary_version":  "0.86.1-0ubuntu1.7+esm3"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-93311.json"