UBUNTU-CVE-2023-32269

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    UBUNTU-CVE-2023-32269

    Published: 5 May 2023Last Modified: 9 Sept 2026
    Upstream:
    CVE-2023-32269
    Aliases:
    USN-6079-1
    USN-6080-1
    USN-6081-1

    Summary:

    Details: An issue was discovered in the Linux kernel before 6.1.11. In net/netrom/af_netrom.c, there is a use-after-free because accept is also allowed for a successfully connected AF_NETROM socket. However, in order for an attacker to exploit this, the system must have netrom routing configured or the attacker must have the CAP_NET_ADMIN capability.

    References: https://ubuntu.com/security/CVE-2023-32269, https://git.kernel.org/linus/611792920925fb088ddccbe2783c7f92fdfb6b64, https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.11, https://github.com/torvalds/linux/commit/611792920925fb088ddccbe2783c7f92fdfb6b64, https://ubuntu.com/security/notices/USN-6079-1, https://ubuntu.com/security/notices/USN-6080-1, https://ubuntu.com/security/notices/USN-6081-1, https://ubuntu.com/security/notices/USN-6084-1, https://ubuntu.com/security/notices/USN-6085-1, https://ubuntu.com/security/notices/USN-6090-1, https://ubuntu.com/security/notices/USN-6091-1, https://ubuntu.com/security/notices/USN-6092-1, https://ubuntu.com/security/notices/USN-6094-1, https://ubuntu.com/security/notices/USN-6095-1, https://ubuntu.com/security/notices/USN-6096-1, https://ubuntu.com/security/notices/USN-6109-1, https://ubuntu.com/security/notices/USN-6118-1, https://ubuntu.com/security/notices/USN-6132-1, https://ubuntu.com/security/notices/USN-6133-1, https://ubuntu.com/security/notices/USN-6134-1, https://ubuntu.com/security/notices/USN-6222-1, https://ubuntu.com/security/notices/USN-6256-1, https://ubuntu.com/security/notices/USN-6385-1, https://ubuntu.com/security/notices/USN-6388-1, https://www.cve.org/CVERecord?id=CVE-2023-32269

    Affected packages

    Package

    Name: linux-aws

    Purl: pkg:deb/ubuntu/linux-aws?arch=source&distro=trusty%2Fesm

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -4.4.0-1123.129

    Affected versions

    4.4.0-1002.2
    4.4.0-1003.3
    4.4.0-1005.5
    4.4.0-1006.6
    4.4.0-1009.9
    4.4.0-1010.10
    4.4.0-1011.11
    4.4.0-1012.12
    4.4.0-1014.14
    4.4.0-1016.16
    4.4.0-1017.17
    4.4.0-1019.19
    4.4.0-1022.22
    4.4.0-1023.23
    4.4.0-1024.25
    4.4.0-1025.26
    4.4.0-1027.30
    4.4.0-1028.31
    4.4.0-1029.32
    4.4.0-1031.34
    4.4.0-1032.35
    4.4.0-1034.37
    4.4.0-1036.39
    4.4.0-1037.40
    4.4.0-1038.41
    4.4.0-1039.42
    4.4.0-1040.43
    4.4.0-1042.45
    4.4.0-1044.47
    4.4.0-1045.48
    4.4.0-1046.50
    4.4.0-1048.52
    4.4.0-1050.54
    4.4.0-1052.56
    4.4.0-1054.58
    4.4.0-1055.59
    4.4.0-1056.60
    4.4.0-1058.62
    4.4.0-1059.63
    4.4.0-1060.64
    4.4.0-1061.65
    4.4.0-1062.66
    4.4.0-1064.68
    4.4.0-1065.69
    4.4.0-1066.70
    4.4.0-1067.71
    4.4.0-1073.77
    4.4.0-1074.78
    4.4.0-1075.79
    4.4.0-1076.80
    4.4.0-1077.81
    4.4.0-1078.82
    4.4.0-1081.85
    4.4.0-1082.86
    4.4.0-1083.87
    4.4.0-1085.89
    4.4.0-1086.90
    4.4.0-1087.91
    4.4.0-1088.92
    4.4.0-1090.94
    4.4.0-1091.95
    4.4.0-1092.96
    4.4.0-1093.97
    4.4.0-1094.99
    4.4.0-1095.100
    4.4.0-1096.101
    4.4.0-1097.102
    4.4.0-1098.103
    4.4.0-1099.104
    4.4.0-1101.106
    4.4.0-1102.107
    4.4.0-1103.108
    4.4.0-1104.109
    4.4.0-1107.113
    4.4.0-1109.115
    4.4.0-1110.116
    4.4.0-1111.117
    4.4.0-1112.118
    4.4.0-1113.119
    4.4.0-1114.120
    4.4.0-1115.121
    4.4.0-1116.122
    4.4.0-1117.123
    4.4.0-1118.124
    4.4.0-1119.125
    4.4.0-1120.126
    4.4.0-1121.127
    4.4.0-1122.128

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    UBUNTU-CVE-2023-32269 | CVE-DB