{"id":"USN-8630-2","summary":"linux-lowlatency, linux-lowlatency-hwe-6.8, linux-nvidia-tegra, linux-oracle vulnerabilities","details":"Several security issues were discovered in the Linux kernel.\nAn attacker could possibly use these to compromise the system.\nThis update corrects flaws in the following subsystems:\n  - x86 architecture;\n  - InfiniBand drivers;\n  - Network drivers;\n  - Mellanox network drivers;\n  - File systems infrastructure;\n  - IPv4 networking;\n  - Network traffic control;\n  - TCP network protocol;\n  - B.A.T.M.A.N. meshing protocol;\n  - IPv6 networking;\n  - Multipath TCP;\n  - Netfilter;\n  - RxRPC session sockets;\n  - SCTP protocol;\n  - SMC sockets;\n(CVE-2026-43083, CVE-2026-43197, CVE-2026-43198, CVE-2026-43465,\nCVE-2026-46242, CVE-2026-46325, CVE-2026-46331, CVE-2026-52914,\nCVE-2026-52924, CVE-2026-52931, CVE-2026-53151, CVE-2026-53176,\nCVE-2026-53212, CVE-2026-53215, CVE-2026-53225, CVE-2026-53228,\nCVE-2026-53359)\n","modified":"2026-08-14T01:42:14.313900459Z","published":"2026-08-13T17:38:10Z","related":["UBUNTU-CVE-2026-43083","UBUNTU-CVE-2026-43197","UBUNTU-CVE-2026-43198","UBUNTU-CVE-2026-43465","UBUNTU-CVE-2026-46242","UBUNTU-CVE-2026-46325","UBUNTU-CVE-2026-46331","UBUNTU-CVE-2026-52914","UBUNTU-CVE-2026-52924","UBUNTU-CVE-2026-52931","UBUNTU-CVE-2026-53151","UBUNTU-CVE-2026-53176","UBUNTU-CVE-2026-53212","UBUNTU-CVE-2026-53215","UBUNTU-CVE-2026-53225","UBUNTU-CVE-2026-53228","UBUNTU-CVE-2026-53359"],"upstream":["CVE-2026-43083","CVE-2026-43197","CVE-2026-43198","CVE-2026-43465","CVE-2026-46242","CVE-2026-46325","CVE-2026-46331","CVE-2026-52914","CVE-2026-52924","CVE-2026-52931","CVE-2026-53151","CVE-2026-53176","CVE-2026-53212","CVE-2026-53215","CVE-2026-53225","CVE-2026-53228","CVE-2026-53359","UBUNTU-CVE-2026-43083","UBUNTU-CVE-2026-43197","UBUNTU-CVE-2026-43198","UBUNTU-CVE-2026-43465","UBUNTU-CVE-2026-46242","UBUNTU-CVE-2026-46325","UBUNTU-CVE-2026-46331","UBUNTU-CVE-2026-52914","UBUNTU-CVE-2026-52924","UBUNTU-CVE-2026-52931","UBUNTU-CVE-2026-53151","UBUNTU-CVE-2026-53176","UBUNTU-CVE-2026-53212","UBUNTU-CVE-2026-53215","UBUNTU-CVE-2026-53225","UBUNTU-CVE-2026-53228","UBUNTU-CVE-2026-53359"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-8630-2"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-43083"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-43197"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-43198"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-43465"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-46242"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-46325"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-46331"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-52914"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-52924"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-52931"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-53151"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-53176"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-53212"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-53215"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-53225"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-53228"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-53359"}],"affected":[{"package":{"name":"linux-lowlatency-hwe-6.8","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/linux-lowlatency-hwe-6.8?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.8.0-137.137.1~22.04.1"}]}],"versions":["6.8.0-38.38.1~22.04.2","6.8.0-40.40.1~22.04.1","6.8.0-44.44.1~22.04.1","6.8.0-45.45.1~22.04.1","6.8.0-47.47.1~22.04.1","6.8.0-48.48.3~22.04.1","6.8.0-49.49.1~22.04.1","6.8.0-50.51.1~22.04.1","6.8.0-51.52.1~22.04.1","6.8.0-52.53.1~22.04.1","6.8.0-54.56.1~22.04.1","6.8.0-55.57.1~22.04.1","6.8.0-56.58.1~22.04.1","6.8.0-57.59.1~22.04.1","6.8.0-58.60.1~22.04.1","6.8.0-59.61.1~22.04.1","6.8.0-60.63.1~22.04.1","6.8.0-62.65.1~22.04.1","6.8.0-63.66.1~22.04.1","6.8.0-64.67.1~22.04.1","6.8.0-65.68.1~22.04.1","6.8.0-78.78.1~22.04.1","6.8.0-79.79.1~22.04.1","6.8.0-83.83.1~22.04.1","6.8.0-84.84.1~22.04.1","6.8.0-85.85.1~22.04.1","6.8.0-86.87.1~22.04.1","6.8.0-87.88.1~22.04.1","6.8.0-88.89.1~22.04.1","6.8.0-90.91.1~22.04.1","6.8.0-94.96.1~22.04.1","6.8.0-100.100.1~22.04.1","6.8.0-101.101.1~22.04.1","6.8.0-106.106.1~22.04.1","6.8.0-107.107.1~22.04.1","6.8.0-110.110.1~22.04.1","6.8.0-111.111.1~22.04.1","6.8.0-117.117.1~22.04.1","6.8.0-134.134.1~22.04.1","6.8.0-136.136.2~22.04.1"],"ecosystem_specific":{"binaries":[{"binary_name":"linux-buildinfo-6.8.0-137-lowlatency","binary_version":"6.8.0-137.137.1~22.04.1"},{"binary_version":"6.8.0-137.137.1~22.04.1","binary_name":"linux-buildinfo-6.8.0-137-lowlatency-64k"},{"binary_version":"6.8.0-137.137.1~22.04.1","binary_name":"linux-cloud-tools-6.8.0-137-lowlatency"},{"binary_name":"linux-headers-6.8.0-137-lowlatency","binary_version":"6.8.0-137.137.1~22.04.1"},{"binary_name":"linux-headers-6.8.0-137-lowlatency-64k","binary_version":"6.8.0-137.137.1~22.04.1"},{"binary_version":"6.8.0-137.137.1~22.04.1","binary_name":"linux-image-unsigned-6.8.0-137-lowlatency"},{"binary_name":"linux-image-unsigned-6.8.0-137-lowlatency-64k","binary_version":"6.8.0-137.137.1~22.04.1"},{"binary_name":"linux-lowlatency-hwe-6.8-cloud-tools-6.8.0-137","binary_version":"6.8.0-137.137.1~22.04.1"},{"binary_version":"6.8.0-137.137.1~22.04.1","binary_name":"linux-lowlatency-hwe-6.8-headers-6.8.0-137"},{"binary_version":"6.8.0-137.137.1~22.04.1","binary_name":"linux-lowlatency-hwe-6.8-lib-rust-6.8.0-137-lowlatency"},{"binary_name":"linux-lowlatency-hwe-6.8-tools-6.8.0-137","binary_version":"6.8.0-137.137.1~22.04.1"},{"binary_name":"linux-modules-6.8.0-137-lowlatency","binary_version":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subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8630-2.json","cves_map":{"cves":[{"severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N"},{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","type":"CVSS_V3"},{"type":"Ubuntu","score":"high"}],"id":"CVE-2026-43083"},{"id":"CVE-2026-43197","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:N/SC:N/SI:N/SA:N"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H"},{"score":"negligible","type":"Ubuntu"}]},{"id":"CVE-2026-43198","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H"},{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"high","type":"Ubuntu"}]},{"id":"CVE-2026-43465","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"low"}]},{"severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"},{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"type":"Ubuntu","score":"high"}],"id":"CVE-2026-46242"},{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"score":"low","type":"Ubuntu"}],"id":"CVE-2026-46325"},{"id":"CVE-2026-46331","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H"},{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"high","type":"Ubuntu"}]},{"severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"high"}],"id":"CVE-2026-52914"},{"id":"CVE-2026-52924","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:H"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"high"}]},{"id":"CVE-2026-52931","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N"},{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2026-53151","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N"},{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"type":"Ubuntu","score":"high"}]},{"severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"score":"high","type":"Ubuntu"}],"id":"CVE-2026-53176"},{"id":"CVE-2026-53212","severity":[{"score":"CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","type":"CVSS_V4"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"high"}]},{"id":"CVE-2026-53215","severity":[{"score":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","type":"CVSS_V4"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"critical"}]},{"id":"CVE-2026-53225","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:N/SI:N/SA:N"},{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","type":"CVSS_V3"},{"type":"Ubuntu","score":"negligible"}]},{"severity":[{"type":"CVSS_V4","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"},{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2026-53228"},{"id":"CVE-2026-53359","severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"high","type":"Ubuntu"}]}],"ecosystem":"Ubuntu:22.04:LTS"}}},{"package":{"name":"linux-lowlatency","ecosystem":"Ubuntu:24.04:LTS","purl":"pkg:deb/ubuntu/linux-lowlatency?arch=source&distro=noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.8.0-137.137.1"}]}],"versions":["6.5.0-9.9.1","6.6.0-14.14.1","6.8.0-7.7.1","6.8.0-25.25.3","6.8.0-28.28.1","6.8.0-31.31.1","6.8.0-35.35.1","6.8.0-36.36.1","6.8.0-38.38.1","6.8.0-39.39.1","6.8.0-40.40.1","6.8.0-41.41.1","6.8.0-44.44.1","6.8.0-45.45.1","6.8.0-47.47.1","6.8.0-48.48.3","6.8.0-49.49.1","6.8.0-50.51.1","6.8.0-51.52.1","6.8.0-52.53.1","6.8.0-53.55.2","6.8.0-54.56.1","6.8.0-55.57.1","6.8.0-56.58.1","6.8.0-57.59.1","6.8.0-58.60.1","6.8.0-59.61.1","6.8.0-60.63.1","6.8.0-62.65.1","6.8.0-63.66.1","6.8.0-64.67.1","6.8.0-65.68.1","6.8.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