UBUNTU-CVE-2022-41218

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    UBUNTU-CVE-2022-41218

    Published: 21 Sept 2022Last Modified: 9 Sept 2026
    Upstream:
    CVE-2022-41218
    Aliases:
    USN-5915-1
    USN-5917-1
    USN-5924-1

    Summary:

    Details: In drivers/media/dvb-core/dmxdev.c in the Linux kernel through 5.19.10, there is a use-after-free caused by refcount races, affecting dvb_demux_open and dvb_dmxdev_release.

    References: https://ubuntu.com/security/CVE-2022-41218, https://lore.kernel.org/all/[email protected]/, https://www.openwall.com/lists/oss-security/2022/09/23/4, https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/log/drivers/media/dvb-core/dmxdev.c, https://lore.kernel.org/all/[email protected]/, http://www.openwall.com/lists/oss-security/2022/09/23/4, http://www.openwall.com/lists/oss-security/2022/09/24/1, http://www.openwall.com/lists/oss-security/2022/09/24/2, https://ubuntu.com/security/notices/USN-5915-1, https://ubuntu.com/security/notices/USN-5917-1, https://ubuntu.com/security/notices/USN-5924-1, https://ubuntu.com/security/notices/USN-5927-1, https://ubuntu.com/security/notices/USN-5934-1, https://ubuntu.com/security/notices/USN-5939-1, https://ubuntu.com/security/notices/USN-5940-1, https://ubuntu.com/security/notices/USN-5951-1, https://ubuntu.com/security/notices/USN-5975-1, https://ubuntu.com/security/notices/USN-5981-1, https://ubuntu.com/security/notices/USN-5982-1, https://ubuntu.com/security/notices/USN-5984-1, https://ubuntu.com/security/notices/USN-5987-1, https://ubuntu.com/security/notices/USN-5991-1, https://ubuntu.com/security/notices/USN-6000-1, https://ubuntu.com/security/notices/USN-6001-1, https://ubuntu.com/security/notices/USN-6004-1, https://ubuntu.com/security/notices/USN-6009-1, https://ubuntu.com/security/notices/USN-6013-1, https://ubuntu.com/security/notices/USN-6014-1, https://ubuntu.com/security/notices/USN-6024-1, https://ubuntu.com/security/notices/USN-6030-1, https://www.cve.org/CVERecord?id=CVE-2022-41218

    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 -4.4.0-1117.123

    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

    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-2022-41218 | CVE-DB