USN-8730-5

A security issue was discovered in the Linux kernel. An attacker could possibly use this to compromise the system. This update corrects flaws in the following subsystems:

IPv6 networking;
Netfilter;

References

Affected packages

Ubuntu:Pro:20.04:LTS / linux-aws-5.15

Package

Name: linux-aws-5.15
Purl: pkg:deb/ubuntu/linux-aws-5.15?arch=source&distro=esm-infra%2Ffocal

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0 Unknown introduced version / All previous versions are affected

Fixed

5.15.0-1115.122~20.04.1

Affected versions

5.*

5.15.0-1014.18~20.04.1

5.15.0-1015.19~20.04.1

5.15.0-1017.21~20.04.1

5.15.0-1019.23~20.04.1

5.15.0-1020.24~20.04.1

5.15.0-1021.25~20.04.1

5.15.0-1022.26~20.04.1

5.15.0-1023.27~20.04.1

5.15.0-1026.30~20.04.2

5.15.0-1027.31~20.04.1

5.15.0-1028.32~20.04.1

5.15.0-1030.34~20.04.1

5.15.0-1031.35~20.04.1

5.15.0-1033.37~20.04.1

5.15.0-1034.38~20.04.1

5.15.0-1035.39~20.04.1

5.15.0-1036.40~20.04.1

5.15.0-1037.41~20.04.1

5.15.0-1038.43~20.04.1

5.15.0-1039.44~20.04.1

5.15.0-1040.45~20.04.1

5.15.0-1041.46~20.04.1

5.15.0-1043.48~20.04.1

5.15.0-1044.49~20.04.1

5.15.0-1045.50~20.04.1

5.15.0-1047.52~20.04.1

5.15.0-1048.53~20.04.1

5.15.0-1049.54~20.04.1

5.15.0-1050.55~20.04.1

5.15.0-1051.56~20.04.1

5.15.0-1052.57~20.04.1

5.15.0-1053.58~20.04.1

5.15.0-1055.60~20.04.1

5.15.0-1056.61~20.04.1

5.15.0-1057.63~20.04.1

5.15.0-1058.64~20.04.1

5.15.0-1061.67~20.04.1

5.15.0-1062.68~20.04.1

5.15.0-1063.69~20.04.1

5.15.0-1064.70~20.04.1

5.15.0-1065.71~20.04.1

5.15.0-1066.72~20.04.1

5.15.0-1067.73~20.04.1

5.15.0-1068.74~20.04.1

5.15.0-1069.75~20.04.1

5.15.0-1070.76~20.04.1

5.15.0-1071.77~20.04.1

5.15.0-1072.78~20.04.1

5.15.0-1073.79~20.04.1

5.15.0-1075.82~20.04.1

5.15.0-1077.84~20.04.1

5.15.0-1080.87~20.04.1

5.15.0-1081.88~20.04.1

5.15.0-1082.89~20.04.1

5.15.0-1083.90~20.04.1

5.15.0-1084.91~20.04.1

5.15.0-1086.93~20.04.1

5.15.0-1087.94~20.04.1

5.15.0-1088.95~20.04.1

5.15.0-1089.96~20.04.1

5.15.0-1090.97~20.04.1

5.15.0-1091.98~20.04.1

5.15.0-1092.99~20.04.1

5.15.0-1093.100~20.04.1

5.15.0-1095.102~20.04.1

5.15.0-1096.103~20.04.1

5.15.0-1097.104~20.04.1

5.15.0-1098.105~20.04.1

5.15.0-1099.106~20.04.1

5.15.0-1100.107~20.04.2

5.15.0-1101.108~20.04.1

5.15.0-1103.110~20.04.1

5.15.0-1104.111~20.04.1

5.15.0-1105.112~20.04.1

5.15.0-1106.113~20.04.1

5.15.0-1108.115~20.04.1

5.15.0-1109.116~20.04.1

5.15.0-1111.118~20.04.1

5.15.0-1112.119~20.04.1

5.15.0-1114.121~20.04.1

Ecosystem specific

{
    "availability":  "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
    "binaries":  [
        {
            "binary_name":  "linux-aws-5.15-cloud-tools-5.15.0-1115",
            "binary_version":  "5.15.0-1115.122~20.04.1"
        },
        {
            "binary_name":  "linux-aws-5.15-headers-5.15.0-1115",
            "binary_version":  "5.15.0-1115.122~20.04.1"
        },
        {
            "binary_name":  "linux-aws-5.15-tools-5.15.0-1115",
            "binary_version":  "5.15.0-1115.122~20.04.1"
        },
        {
            "binary_name":  "linux-buildinfo-5.15.0-1115-aws",
            "binary_version":  "5.15.0-1115.122~20.04.1"
        },
        {
            "binary_name":  "linux-cloud-tools-5.15.0-1115-aws",
            "binary_version":  "5.15.0-1115.122~20.04.1"
        },
        {
            "binary_name":  "linux-headers-5.15.0-1115-aws",
            "binary_version":  "5.15.0-1115.122~20.04.1"
        },
        {
            "binary_name":  "linux-image-unsigned-5.15.0-1115-aws",
            "binary_version":  "5.15.0-1115.122~20.04.1"
        },
        {
            "binary_name":  "linux-modules-5.15.0-1115-aws",
            "binary_version":  "5.15.0-1115.122~20.04.1"
        },
        {
            "binary_name":  "linux-modules-extra-5.15.0-1115-aws",
            "binary_version":  "5.15.0-1115.122~20.04.1"
        },
        {
            "binary_name":  "linux-tools-5.15.0-1115-aws",
            "binary_version":  "5.15.0-1115.122~20.04.1"
        }
    ]
}

Database specific

cves_map

{
    "cves":  [
        {
            "id":  "CVE-2026-53131",
            "severity":  [
                {
                    "score":  "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N",
                    "type":  "CVSS_V4"
                },
                {
                    "score":  "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:H",
                    "type":  "CVSS_V3"
                },
                {
                    "score":  "medium",
                    "type":  "Ubuntu"
                }
            ]
        }
    ],
    "ecosystem":  "Ubuntu:Pro:20.04:LTS"
}

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8730-5.json"

Ubuntu:22.04:LTS / linux-aws

Package

Name: linux-aws
Purl: pkg:deb/ubuntu/linux-aws?arch=source&distro=jammy

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0 Unknown introduced version / All previous versions are affected

Fixed

5.15.0-1115.122

Affected versions

5.*

5.13.0-1005.6

5.15.0-1002.4

5.15.0-1003.5

5.15.0-1004.6

5.15.0-1005.7

5.15.0-1008.10

5.15.0-1009.11

5.15.0-1011.14

5.15.0-1013.17

5.15.0-1014.18

5.15.0-1015.19

5.15.0-1017.21

5.15.0-1019.23

5.15.0-1020.24

5.15.0-1021.25

5.15.0-1022.26

5.15.0-1023.27

5.15.0-1026.30

5.15.0-1027.31

5.15.0-1028.32

5.15.0-1030.34

5.15.0-1031.35

5.15.0-1033.37

5.15.0-1034.38

5.15.0-1035.39

5.15.0-1036.40

5.15.0-1037.41

5.15.0-1038.43

5.15.0-1039.44

5.15.0-1040.45

5.15.0-1042.47

5.15.0-1043.48

5.15.0-1044.49

5.15.0-1045.50

5.15.0-1047.52

5.15.0-1048.53

5.15.0-1049.54

5.15.0-1050.55

5.15.0-1051.56

5.15.0-1052.57

5.15.0-1053.58

5.15.0-1055.60

5.15.0-1056.61

5.15.0-1057.63

5.15.0-1060.66

5.15.0-1061.67

5.15.0-1062.68

5.15.0-1063.69

5.15.0-1064.70

5.15.0-1065.71

5.15.0-1066.72

5.15.0-1067.73

5.15.0-1068.74

5.15.0-1069.75

5.15.0-1070.76

5.15.0-1071.77

5.15.0-1072.78

5.15.0-1073.79

5.15.0-1076.83

5.15.0-1078.85

5.15.0-1079.86

5.15.0-1080.87

5.15.0-1081.88

5.15.0-1082.89

5.15.0-1083.90

5.15.0-1084.91

5.15.0-1085.92

5.15.0-1086.93

5.15.0-1087.94

5.15.0-1088.95

5.15.0-1089.96

5.15.0-1090.97

5.15.0-1091.98

5.15.0-1092.99

5.15.0-1093.100

5.15.0-1095.102

5.15.0-1096.103

5.15.0-1097.104

5.15.0-1098.105

5.15.0-1099.106

5.15.0-1100.107

5.15.0-1101.108

5.15.0-1103.110

5.15.0-1104.111

5.15.0-1105.112

5.15.0-1106.113

5.15.0-1108.115

5.15.0-1109.116

5.15.0-1111.118

5.15.0-1112.119

5.15.0-1113.120

5.15.0-1114.121

Ecosystem specific

{
    "availability":  "No subscription required",
    "binaries":  [
        {
            "binary_name":  "linux-aws-cloud-tools-5.15.0-1115",
            "binary_version":  "5.15.0-1115.122"
        },
        {
            "binary_name":  "linux-aws-headers-5.15.0-1115",
            "binary_version":  "5.15.0-1115.122"
        },
        {
            "binary_name":  "linux-aws-tools-5.15.0-1115",
            "binary_version":  "5.15.0-1115.122"
        },
        {
            "binary_name":  "linux-buildinfo-5.15.0-1115-aws",
            "binary_version":  "5.15.0-1115.122"
        },
        {
            "binary_name":  "linux-buildinfo-5.15.0-1115-aws-64k",
            "binary_version":  "5.15.0-1115.122"
        },
        {
            "binary_name":  "linux-cloud-tools-5.15.0-1115-aws",
            "binary_version":  "5.15.0-1115.122"
        },
        {
            "binary_name":  "linux-cloud-tools-5.15.0-1115-aws-64k",
            "binary_version":  "5.15.0-1115.122"
        },
        {
            "binary_name":  "linux-headers-5.15.0-1115-aws",
            "binary_version":  "5.15.0-1115.122"
        },
        {
            "binary_name":  "linux-headers-5.15.0-1115-aws-64k",
            "binary_version":  "5.15.0-1115.122"
        },
        {
            "binary_name":  "linux-image-unsigned-5.15.0-1115-aws",
            "binary_version":  "5.15.0-1115.122"
        },
        {
            "binary_name":  "linux-image-unsigned-5.15.0-1115-aws-64k",
            "binary_version":  "5.15.0-1115.122"
        },
        {
            "binary_name":  "linux-modules-5.15.0-1115-aws",
            "binary_version":  "5.15.0-1115.122"
        },
        {
            "binary_name":  "linux-modules-5.15.0-1115-aws-64k",
            "binary_version":  "5.15.0-1115.122"
        },
        {
            "binary_name":  "linux-modules-extra-5.15.0-1115-aws",
            "binary_version":  "5.15.0-1115.122"
        },
        {
            "binary_name":  "linux-modules-extra-5.15.0-1115-aws-64k",
            "binary_version":  "5.15.0-1115.122"
        },
        {
            "binary_name":  "linux-tools-5.15.0-1115-aws",
            "binary_version":  "5.15.0-1115.122"
        },
        {
            "binary_name":  "linux-tools-5.15.0-1115-aws-64k",
            "binary_version":  "5.15.0-1115.122"
        }
    ]
}

Database specific

cves_map

{
    "cves":  [
        {
            "id":  "CVE-2026-53131",
            "severity":  [
                {
                    "score":  "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N",
                    "type":  "CVSS_V4"
                },
                {
                    "score":  "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:H",
                    "type":  "CVSS_V3"
                },
                {
                    "score":  "medium",
                    "type":  "Ubuntu"
                }
            ]
        }
    ],
    "ecosystem":  "Ubuntu:22.04:LTS"
}

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8730-5.json"

Ubuntu:22.04:LTS / linux-nvidia-tegra-igx

Package

Name: linux-nvidia-tegra-igx
Purl: pkg:deb/ubuntu/linux-nvidia-tegra-igx?arch=source&distro=jammy

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0 Unknown introduced version / All previous versions are affected

Fixed

5.15.0-1056.56

Affected versions

5.*

5.15.0-1001.1

5.15.0-1002.2

5.15.0-1004.4

5.15.0-1005.5

5.15.0-1006.6

5.15.0-1007.7

5.15.0-1008.8

5.15.0-1009.9

5.15.0-1012.12

5.15.0-1013.13

5.15.0-1015.15

5.15.0-1016.16

5.15.0-1018.18

5.15.0-1019.19

5.15.0-1020.20

5.15.0-1021.21

5.15.0-1022.22

5.15.0-1023.23

5.15.0-1024.24

5.15.0-1026.26

5.15.0-1027.27

5.15.0-1028.28

5.15.0-1029.29

5.15.0-1030.30

5.15.0-1031.31

5.15.0-1032.32

5.15.0-1033.33

5.15.0-1034.34

5.15.0-1035.35

5.15.0-1036.36

5.15.0-1037.37

5.15.0-1038.38

5.15.0-1039.39

5.15.0-1040.40

5.15.0-1041.41

5.15.0-1042.42

5.15.0-1044.44

5.15.0-1045.45

5.15.0-1046.46

5.15.0-1047.47

5.15.0-1049.49

5.15.0-1050.50

5.15.0-1052.52

5.15.0-1053.53

5.15.0-1054.54

5.15.0-1055.55

Ecosystem specific

{
    "availability":  "No subscription required",
    "binaries":  [
        {
            "binary_name":  "linux-buildinfo-5.15.0-1056-nvidia-tegra-igx",
            "binary_version":  "5.15.0-1056.56"
        },
        {
            "binary_name":  "linux-buildinfo-5.15.0-1056-nvidia-tegra-igx-rt",
            "binary_version":  "5.15.0-1056.56"
        },
        {
            "binary_name":  "linux-headers-5.15.0-1056-nvidia-tegra-igx",
            "binary_version":  "5.15.0-1056.56"
        },
        {
            "binary_name":  "linux-headers-5.15.0-1056-nvidia-tegra-igx-rt",
            "binary_version":  "5.15.0-1056.56"
        },
        {
            "binary_name":  "linux-image-unsigned-5.15.0-1056-nvidia-tegra-igx",
            "binary_version":  "5.15.0-1056.56"
        },
        {
            "binary_name":  "linux-image-unsigned-5.15.0-1056-nvidia-tegra-igx-rt",
            "binary_version":  "5.15.0-1056.56"
        },
        {
            "binary_name":  "linux-modules-5.15.0-1056-nvidia-tegra-igx",
            "binary_version":  "5.15.0-1056.56"
        },
        {
            "binary_name":  "linux-modules-5.15.0-1056-nvidia-tegra-igx-rt",
            "binary_version":  "5.15.0-1056.56"
        },
        {
            "binary_name":  "linux-modules-extra-5.15.0-1056-nvidia-tegra-igx",
            "binary_version":  "5.15.0-1056.56"
        },
        {
            "binary_name":  "linux-nvidia-tegra-igx-headers-5.15.0-1056",
            "binary_version":  "5.15.0-1056.56"
        },
        {
            "binary_name":  "linux-nvidia-tegra-igx-tools-5.15.0-1056",
            "binary_version":  "5.15.0-1056.56"
        },
        {
            "binary_name":  "linux-tools-5.15.0-1056-nvidia-tegra-igx",
            "binary_version":  "5.15.0-1056.56"
        },
        {
            "binary_name":  "linux-tools-5.15.0-1056-nvidia-tegra-igx-rt",
            "binary_version":  "5.15.0-1056.56"
        }
    ]
}

Database specific

cves_map

{
    "cves":  [
        {
            "id":  "CVE-2026-53131",
            "severity":  [
                {
                    "score":  "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N",
                    "type":  "CVSS_V4"
                },
                {
                    "score":  "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:H",
                    "type":  "CVSS_V3"
                },
                {
                    "score":  "medium",
                    "type":  "Ubuntu"
                }
            ]
        }
    ],
    "ecosystem":  "Ubuntu:22.04:LTS"
}

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8730-5.json"

Ubuntu:Pro:FIPS-updates:22.04:LTS / linux-aws-fips

Package

Name: linux-aws-fips
Purl: pkg:deb/ubuntu/linux-aws-fips?arch=source&distro=fips-updates%2Fjammy

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0 Unknown introduced version / All previous versions are affected

Fixed

5.15.0-1115.122+fips1

Affected versions

5.*

5.15.0-1051.56+fips1

5.15.0-1052.57+fips1

5.15.0-1053.58+fips1

5.15.0-1055.60+fips1

5.15.0-1056.61+fips1

5.15.0-1057.63+fips1

5.15.0-1060.66+fips1

5.15.0-1061.67+fips1

5.15.0-1062.68+fips1

5.15.0-1063.69+fips1

5.15.0-1064.70+fips1

5.15.0-1065.71+fips1

5.15.0-1066.72+fips1

5.15.0-1067.73+fips1

5.15.0-1068.74+fips1

5.15.0-1069.75+fips1

5.15.0-1070.76+fips1

5.15.0-1071.77+fips1

5.15.0-1072.78+fips1

5.15.0-1073.79+fips1

5.15.0-1076.83+fips1

5.15.0-1077.84+fips1

5.15.0-1078.85+fips1

5.15.0-1079.86+fips1

5.15.0-1080.87+fips1

5.15.0-1081.88+fips1

5.15.0-1082.89+fips1

5.15.0-1083.90+fips1

5.15.0-1084.91+fips1

5.15.0-1085.92+fips1

5.15.0-1086.93+fips1

5.15.0-1087.94+fips1

5.15.0-1088.95+fips1

5.15.0-1089.96+fips1

5.15.0-1090.97+fips1

5.15.0-1091.98+fips1

5.15.0-1092.99+fips1

5.15.0-1093.100+fips1

5.15.0-1095.102+fips1

5.15.0-1096.103+fips1

5.15.0-1097.104+fips1

5.15.0-1098.105+fips1

5.15.0-1099.106+fips1

5.15.0-1100.107+fips1

5.15.0-1101.108+fips1

5.15.0-1103.110+fips1

5.15.0-1104.111+fips1

5.15.0-1105.112+fips1

5.15.0-1106.113+fips1

5.15.0-1108.115+fips1

5.15.0-1109.116+fips1

5.15.0-1111.118+fips1

5.15.0-1112.119+fips1

5.15.0-1113.120+fips1

5.15.0-1114.121+fips1

Ecosystem specific

{
    "availability":  "Available with Ubuntu Pro: https://ubuntu.com/pro",
    "binaries":  [
        {
            "binary_name":  "linux-aws-fips-cloud-tools-5.15.0-1115",
            "binary_version":  "5.15.0-1115.122+fips1"
        },
        {
            "binary_name":  "linux-aws-fips-headers-5.15.0-1115",
            "binary_version":  "5.15.0-1115.122+fips1"
        },
        {
            "binary_name":  "linux-aws-fips-tools-5.15.0-1115",
            "binary_version":  "5.15.0-1115.122+fips1"
        },
        {
            "binary_name":  "linux-buildinfo-5.15.0-1115-aws-fips",
            "binary_version":  "5.15.0-1115.122+fips1"
        },
        {
            "binary_name":  "linux-cloud-tools-5.15.0-1115-aws-fips",
            "binary_version":  "5.15.0-1115.122+fips1"
        },
        {
            "binary_name":  "linux-headers-5.15.0-1115-aws-fips",
            "binary_version":  "5.15.0-1115.122+fips1"
        },
        {
            "binary_name":  "linux-image-unsigned-5.15.0-1115-aws-fips",
            "binary_version":  "5.15.0-1115.122+fips1"
        },
        {
            "binary_name":  "linux-image-unsigned-hmac-5.15.0-1115-aws-fips",
            "binary_version":  "5.15.0-1115.122+fips1"
        },
        {
            "binary_name":  "linux-modules-5.15.0-1115-aws-fips",
            "binary_version":  "5.15.0-1115.122+fips1"
        },
        {
            "binary_name":  "linux-modules-extra-5.15.0-1115-aws-fips",
            "binary_version":  "5.15.0-1115.122+fips1"
        },
        {
            "binary_name":  "linux-tools-5.15.0-1115-aws-fips",
            "binary_version":  "5.15.0-1115.122+fips1"
        }
    ]
}

Database specific

cves_map

{
    "cves":  [
        {
            "id":  "CVE-2026-53131",
            "severity":  [
                {
                    "score":  "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N",
                    "type":  "CVSS_V4"
                },
                {
                    "score":  "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:H",
                    "type":  "CVSS_V3"
                },
                {
                    "score":  "medium",
                    "type":  "Ubuntu"
                }
            ]
        }
    ],
    "ecosystem":  "Ubuntu:Pro:FIPS-updates:22.04:LTS"
}

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8730-5.json"