UBUNTU-CVE-2026-12318

See a problem?
Please try reporting it to the source first.
Source
https://ubuntu.com/security/CVE-2026-12318
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-12318.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2026-12318
Upstream
  • CVE-2026-12318
Downstream
Related
Published
2026-06-16T13:16:00Z
Modified
2026-06-29T23:15:18.858491500Z
Severity
  • 7.3 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

Incorrect boundary conditions in the Libraries component in NSS. This vulnerability was fixed in Firefox 152 and Thunderbird 152.

References

Affected packages

Ubuntu:18.04:LTS
mozjs52

Package

Name
mozjs52
Purl
pkg:deb/ubuntu/mozjs52?arch=source&distro=bionic

Affected ranges

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

Affected versions

52.*
52.3.1-0ubuntu3
52.3.1-7fakesync1
52.8.1-0ubuntu0.18.04.1
52.9.1-0ubuntu0.18.04.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "52.9.1-0ubuntu0.18.04.1",
            "binary_name": "libmozjs-52-0"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-12318.json"
mozjs38

Package

Name
mozjs38
Purl
pkg:deb/ubuntu/mozjs38?arch=source&distro=bionic

Affected ranges

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

Affected versions

38.*
38.8.0~repack1-0ubuntu1
38.8.0~repack1-0ubuntu3
38.8.0~repack1-0ubuntu4

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "38.8.0~repack1-0ubuntu4",
            "binary_name": "libmozjs-38-0"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-12318.json"
Ubuntu:20.04:LTS
mozjs68

Package

Name
mozjs68
Purl
pkg:deb/ubuntu/mozjs68?arch=source&distro=focal

Affected ranges

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

Affected versions

68.*
68.5.0-1~fakesync
68.5.0-2~fakesync
68.6.0-1
68.6.0-1ubuntu1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "68.6.0-1ubuntu1",
            "binary_name": "libmozjs-68-0"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-12318.json"
mozjs52

Package

Name
mozjs52
Purl
pkg:deb/ubuntu/mozjs52?arch=source&distro=focal

Affected ranges

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

Affected versions

52.*
52.9.1-1build1
52.9.1-1ubuntu3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "52.9.1-1ubuntu3",
            "binary_name": "libmozjs-52-0"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-12318.json"
Ubuntu:22.04:LTS
mozjs102

Package

Name
mozjs102
Purl
pkg:deb/ubuntu/mozjs102?arch=source&distro=jammy

Affected ranges

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

Affected versions

102.*
102.11.0-0ubuntu0.22.04.1
102.12.0-0ubuntu0.22.04.1
102.13.0-0ubuntu0.22.04.1
102.15.1-0ubuntu0.22.04.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "102.15.1-0ubuntu0.22.04.1",
            "binary_name": "libmozjs-102-0"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-12318.json"
mozjs78

Package

Name
mozjs78
Purl
pkg:deb/ubuntu/mozjs78?arch=source&distro=jammy

Affected ranges

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

Affected versions

78.*
78.13.0-1
78.15.0-2
78.15.0-4ubuntu1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "78.15.0-4ubuntu1",
            "binary_name": "libmozjs-78-0"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-12318.json"
mozjs91

Package

Name
mozjs91
Purl
pkg:deb/ubuntu/mozjs91?arch=source&distro=jammy

Affected ranges

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

Affected versions

91.*
91.5.1-0ubuntu1
91.6.0-1
91.6.0-2
91.7.0-2
91.10.0-0ubuntu1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "91.10.0-0ubuntu1",
            "binary_name": "libmozjs-91-0"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-12318.json"
nss

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2:3.98-0ubuntu0.22.04.4

Affected versions

2:3.*
2:3.68-1ubuntu1
2:3.68-1ubuntu2
2:3.68.2-0ubuntu1
2:3.68.2-0ubuntu1.1
2:3.68.2-0ubuntu1.2
2:3.98-0ubuntu0.22.04.1
2:3.98-0ubuntu0.22.04.2
2:3.98-0ubuntu0.22.04.3

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_version": "2:3.98-0ubuntu0.22.04.4",
            "binary_name": "libnss3"
        },
        {
            "binary_version": "2:3.98-0ubuntu0.22.04.4",
            "binary_name": "libnss3-tools"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-12318.json"
thunderbird

Package

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

Affected ranges

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

Affected versions

1:91.*
1:91.1.2+build1-0ubuntu1
1:91.3.0+build2-0ubuntu1
1:91.3.1+build1-0ubuntu1
1:91.3.2+build1-0ubuntu1
1:91.4.0+build1.1-0ubuntu1
1:91.4.0+build2-0ubuntu1
1:91.5.0+build1-0ubuntu1
1:91.5.1+build1-0ubuntu1
1:91.6.1+build1-0ubuntu1
1:91.7.0+build1-0ubuntu1
1:91.7.0+build2-0ubuntu1
1:91.8.0+build2-0ubuntu1
1:91.9.1+build1-0ubuntu0.22.04.1
1:91.11.0+build2-0ubuntu0.22.04.1
1:102.*
1:102.2.2+build1-0ubuntu0.22.04.1
1:102.4.2+build2-0ubuntu0.22.04.1
1:102.7.1+build2-0ubuntu0.22.04.1
1:102.8.0+build2-0ubuntu0.22.04.1
1:102.9.0+build1-0ubuntu0.22.04.1
1:102.10.0+build2-0ubuntu0.22.04.1
1:102.11.0+build1-0ubuntu0.22.04.1
1:102.13.0+build1-0ubuntu0.22.04.1
1:102.15.0+build1-0ubuntu0.22.04.1
1:102.15.1+build1-0ubuntu0.22.04.1
1:115.*
1:115.3.1+build1-0ubuntu0.22.04.2
1:115.4.1+build1-0ubuntu0.22.04.1
1:115.5.0+build1-0ubuntu0.22.04.1
1:115.6.0+build2-0ubuntu0.22.04.1
1:115.8.1+build1-0ubuntu0.22.04.1
1:115.9.0+build1-0ubuntu0.22.04.1
1:115.10.1+build1-0ubuntu0.22.04.1
1:115.11.0+build2-0ubuntu0.22.04.1
1:115.12.0+build3-0ubuntu0.22.04.1
1:115.13.0+build5-0ubuntu0.22.04.1
1:115.15.0+build1-0ubuntu0.22.04.1
1:115.16.0+build2-0ubuntu0.22.04.1
1:115.18.0+build1-0ubuntu0.22.04.1
1:128.*
1:128.12.0+build1-0ubuntu0.22.04.1
1:140.*
1:140.7.1+build1-0ubuntu0.22.04.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1:140.7.1+build1-0ubuntu0.22.04.1",
            "binary_name": "thunderbird"
        },
        {
            "binary_version": "1:140.7.1+build1-0ubuntu0.22.04.1",
            "binary_name": "thunderbird-gnome-support"
        },
        {
            "binary_version": "1:140.7.1+build1-0ubuntu0.22.04.1",
            "binary_name": "thunderbird-mozsymbols"
        },
        {
            "binary_version": "1:140.7.1+build1-0ubuntu0.22.04.1",
            "binary_name": "xul-ext-calendar-timezones"
        },
        {
            "binary_version": "1:140.7.1+build1-0ubuntu0.22.04.1",
            "binary_name": "xul-ext-gdata-provider"
        },
        {
            "binary_version": "1:140.7.1+build1-0ubuntu0.22.04.1",
            "binary_name": "xul-ext-lightning"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-12318.json"
Ubuntu:24.04:LTS
mozjs102

Package

Name
mozjs102
Purl
pkg:deb/ubuntu/mozjs102?arch=source&distro=noble

Affected ranges

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

Affected versions

102.*
102.15.1-1
102.15.1-3ubuntu2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "102.15.1-3ubuntu2",
            "binary_name": "libmozjs-102-0t64"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-12318.json"
mozjs115

Package

Name
mozjs115
Purl
pkg:deb/ubuntu/mozjs115?arch=source&distro=noble

Affected ranges

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

Affected versions

115.*
115.3.0-0ubuntu1
115.4.0-2
115.5.0-1
115.6.0-1
115.7.0-4
115.8.0-1
115.9.0-1
115.9.0-1build1
115.10.0-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "115.10.0-1",
            "binary_name": "libmozjs-115-0t64"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-12318.json"
nss

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2:3.98-1ubuntu0.2

Affected versions

2:3.*
2:3.92-1
2:3.94-1
2:3.95-1
2:3.96.1-1
2:3.98-1
2:3.98-1build1
2:3.98-1ubuntu0.1

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_version": "2:3.98-1ubuntu0.2",
            "binary_name": "libnss3"
        },
        {
            "binary_version": "2:3.98-1ubuntu0.2",
            "binary_name": "libnss3-tools"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-12318.json"
Ubuntu:25.10
nss

Package

Name
nss
Purl
pkg:deb/ubuntu/nss?arch=source&distro=questing

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2:3.114-1ubuntu0.2

Affected versions

2:3.*
2:3.108-1ubuntu1
2:3.110-1
2:3.111-1
2:3.112-1
2:3.114-1
2:3.114-1ubuntu0.1

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_version": "2:3.114-1ubuntu0.2",
            "binary_name": "libnss3"
        },
        {
            "binary_version": "2:3.114-1ubuntu0.2",
            "binary_name": "libnss3-tools"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-12318.json"
Ubuntu:26.04:LTS
nss

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2:3.120-1ubuntu2.1

Affected versions

2:3.*
2:3.114-1
2:3.117-1
2:3.119-1
2:3.120-1
2:3.120-1ubuntu1
2:3.120-1ubuntu2

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_version": "2:3.120-1ubuntu2.1",
            "binary_name": "libnss3"
        },
        {
            "binary_version": "2:3.120-1ubuntu2.1",
            "binary_name": "libnss3-tools"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-12318.json"
Ubuntu:Pro:14.04:LTS
nss

Package

Name
nss
Purl
pkg:deb/ubuntu/nss?arch=source&distro=esm-infra-legacy%2Ftrusty

Affected ranges

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

Affected versions

2:3.*
2:3.15.1-1ubuntu1
2:3.15.2-1
2:3.15.3-1
2:3.15.3.1-1
2:3.15.3.1-1.1
2:3.15.3.1-1.1ubuntu1
2:3.15.4-1ubuntu3
2:3.15.4-1ubuntu4
2:3.15.4-1ubuntu5
2:3.15.4-1ubuntu6
2:3.15.4-1ubuntu7
2:3.15.4-1ubuntu7.1
2:3.17-0ubuntu0.14.04.1
2:3.17.1-0ubuntu0.14.04.1
2:3.17.1-0ubuntu0.14.04.2
2:3.17.4-0ubuntu0.14.04.1
2:3.19.2-0ubuntu0.14.04.1
2:3.19.2.1-0ubuntu0.14.04.1
2:3.19.2.1-0ubuntu0.14.04.2
2:3.21-0ubuntu0.14.04.1
2:3.21-0ubuntu0.14.04.2
2:3.23-0ubuntu0.14.04.1
2:3.26.2-0ubuntu0.14.04.3
2:3.28.4-0ubuntu0.14.04.1
2:3.28.4-0ubuntu0.14.04.2
2:3.28.4-0ubuntu0.14.04.3
2:3.28.4-0ubuntu0.14.04.4
2:3.28.4-0ubuntu0.14.04.5
2:3.28.4-0ubuntu0.14.04.5+esm1
2:3.28.4-0ubuntu0.14.04.5+esm2
2:3.28.4-0ubuntu0.14.04.5+esm3
2:3.28.4-0ubuntu0.14.04.5+esm4
2:3.28.4-0ubuntu0.14.04.5+esm5
2:3.28.4-0ubuntu0.14.04.5+esm6
2:3.28.4-0ubuntu0.14.04.5+esm7
2:3.28.4-0ubuntu0.14.04.5+esm8
2:3.28.4-0ubuntu0.14.04.5+esm9
2:3.28.4-0ubuntu0.14.04.5+esm10
2:3.28.4-0ubuntu0.14.04.5+esm11
2:3.28.4-0ubuntu0.14.04.5+esm12
2:3.28.4-0ubuntu0.14.04.5+esm13

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "2:3.28.4-0ubuntu0.14.04.5+esm13",
            "binary_name": "libnss3"
        },
        {
            "binary_version": "2:3.28.4-0ubuntu0.14.04.5+esm13",
            "binary_name": "libnss3-1d"
        },
        {
            "binary_version": "2:3.28.4-0ubuntu0.14.04.5+esm13",
            "binary_name": "libnss3-nssdb"
        },
        {
            "binary_version": "2:3.28.4-0ubuntu0.14.04.5+esm13",
            "binary_name": "libnss3-tools"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-12318.json"
Ubuntu:Pro:16.04:LTS
nss

Package

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

Affected ranges

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

Affected versions

2:3.*
2:3.19.2-1ubuntu1
2:3.19.2.1-0ubuntu1
2:3.21-1ubuntu2
2:3.21-1ubuntu3
2:3.21-1ubuntu4
2:3.23-0ubuntu0.16.04.1
2:3.26.2-0ubuntu0.16.04.2
2:3.28.4-0ubuntu0.16.04.1
2:3.28.4-0ubuntu0.16.04.2
2:3.28.4-0ubuntu0.16.04.3
2:3.28.4-0ubuntu0.16.04.4
2:3.28.4-0ubuntu0.16.04.5
2:3.28.4-0ubuntu0.16.04.6
2:3.28.4-0ubuntu0.16.04.8
2:3.28.4-0ubuntu0.16.04.9
2:3.28.4-0ubuntu0.16.04.10
2:3.28.4-0ubuntu0.16.04.11
2:3.28.4-0ubuntu0.16.04.12
2:3.28.4-0ubuntu0.16.04.13
2:3.28.4-0ubuntu0.16.04.14
2:3.28.4-0ubuntu0.16.04.14+esm1
2:3.28.4-0ubuntu0.16.04.14+esm2
2:3.28.4-0ubuntu0.16.04.14+esm3
2:3.28.4-0ubuntu0.16.04.14+esm4
2:3.28.4-0ubuntu0.16.04.14+esm5

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "2:3.28.4-0ubuntu0.16.04.14+esm5",
            "binary_name": "libnss3"
        },
        {
            "binary_version": "2:3.28.4-0ubuntu0.16.04.14+esm5",
            "binary_name": "libnss3-1d"
        },
        {
            "binary_version": "2:3.28.4-0ubuntu0.16.04.14+esm5",
            "binary_name": "libnss3-nssdb"
        },
        {
            "binary_version": "2:3.28.4-0ubuntu0.16.04.14+esm5",
            "binary_name": "libnss3-tools"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-12318.json"
Ubuntu:Pro:18.04:LTS
nss

Package

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

Affected ranges

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

Affected versions

2:3.*
2:3.32-1ubuntu3
2:3.34-1ubuntu1
2:3.35-2ubuntu2
2:3.35-2ubuntu2.1
2:3.35-2ubuntu2.2
2:3.35-2ubuntu2.3
2:3.35-2ubuntu2.5
2:3.35-2ubuntu2.6
2:3.35-2ubuntu2.7
2:3.35-2ubuntu2.8
2:3.35-2ubuntu2.9
2:3.35-2ubuntu2.11
2:3.35-2ubuntu2.12
2:3.35-2ubuntu2.13
2:3.35-2ubuntu2.14
2:3.35-2ubuntu2.15
2:3.35-2ubuntu2.16
2:3.35-2ubuntu2.16+esm1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "2:3.35-2ubuntu2.16+esm1",
            "binary_name": "libnss3"
        },
        {
            "binary_version": "2:3.35-2ubuntu2.16+esm1",
            "binary_name": "libnss3-tools"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-12318.json"
Ubuntu:Pro:20.04:LTS
nss

Package

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

Affected ranges

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

Affected versions

2:3.*
2:3.45-1ubuntu2
2:3.47-1ubuntu1
2:3.47-1ubuntu2
2:3.48-1ubuntu1
2:3.49.1-1ubuntu1
2:3.49.1-1ubuntu1.1
2:3.49.1-1ubuntu1.2
2:3.49.1-1ubuntu1.4
2:3.49.1-1ubuntu1.5
2:3.49.1-1ubuntu1.6
2:3.49.1-1ubuntu1.7
2:3.49.1-1ubuntu1.8
2:3.49.1-1ubuntu1.9
2:3.98-0ubuntu0.20.04.1
2:3.98-0ubuntu0.20.04.2
2:3.98-0ubuntu0.20.04.2+esm1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "2:3.98-0ubuntu0.20.04.2+esm1",
            "binary_name": "libnss3"
        },
        {
            "binary_version": "2:3.98-0ubuntu0.20.04.2+esm1",
            "binary_name": "libnss3-tools"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-12318.json"