{"id":"USN-7758-2","summary":"linux-ibm, linux-ibm-6.8, linux-nvidia, linux-nvidia-6.8, linux-nvidia-lowlatency, linux-raspi vulnerability","details":"It was discovered that the AF_UNIX socket garbage collection implementation\nin Ubuntu Noble's 6.8 kernel did not properly handle out-of-band (OOB)\nmessages, leading to a use-after-free vulnerability. An attacker could use\nthis to cause a denial of service (system crash) or possibly execute\narbitrary code.\n","modified":"2026-02-10T04:49:49Z","published":"2025-09-19T09:21:20Z","references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-7758-2"},{"type":"REPORT","url":"https://launchpad.net/bugs/2121515"}],"affected":[{"package":{"name":"linux-ibm-6.8","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/linux-ibm-6.8@6.8.0-1036.36~22.04.1?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.8.0-1036.36~22.04.1"}]}],"versions":["6.8.0-1008.8~22.04.1","6.8.0-1010.10~22.04.1","6.8.0-1011.11~22.04.1","6.8.0-1012.12~22.04.1","6.8.0-1013.13~22.04.1","6.8.0-1014.14~22.04.1","6.8.0-1015.15~22.04.1","6.8.0-1016.16~22.04.1","6.8.0-1017.17~22.04.1","6.8.0-1018.18~22.04.1","6.8.0-1019.19~22.04.1","6.8.0-1023.23~22.04.1","6.8.0-1024.24~22.04.1","6.8.0-1025.25~22.04.1","6.8.0-1026.26~22.04.1","6.8.0-1027.27~22.04.1","6.8.0-1028.28~22.04.1","6.8.0-1029.29~22.04.1","6.8.0-1030.30~22.04.1","6.8.0-1033.33~22.04.1"],"ecosystem_specific":{"binaries":[{"binary_version":"6.8.0-1036.36~22.04.1","binary_name":"linux-buildinfo-6.8.0-1036-ibm"},{"binary_version":"6.8.0-1036.36~22.04.1","binary_name":"linux-headers-6.8.0-1036-ibm"},{"binary_version":"6.8.0-1036.36~22.04.1","binary_name":"linux-ibm-6.8-headers-6.8.0-1036"},{"binary_version":"6.8.0-1036.36~22.04.1","binary_name":"linux-ibm-6.8-tools-6.8.0-1036"},{"binary_version":"6.8.0-1036.36~22.04.1","binary_name":"linux-image-unsigned-6.8.0-1036-ibm"},{"binary_version":"6.8.0-1036.36~22.04.1","binary_name":"linux-modules-6.8.0-1036-ibm"},{"binary_version":"6.8.0-1036.36~22.04.1","binary_name":"linux-modules-extra-6.8.0-1036-ibm"},{"binary_version":"6.8.0-1036.36~22.04.1","binary_name":"linux-modules-iwlwifi-6.8.0-1036-ibm"},{"binary_version":"6.8.0-1036.36~22.04.1","binary_name":"linux-tools-6.8.0-1036-ibm"}],"availability":"No 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