{"id":"USN-8715-2","summary":"linux-aws-fips vulnerabilities","details":"Siebe Devroe, Héloïse Gollier, and Mathy Vanhoef discovered that the WiFi\nimplementation in the Linux kernel did not properly handle aggregated\nframes in mesh networks, due to an incorrect fix for CVE-2020-24588. A\nphysically proximate attacker could use this issue to inject packets.\n(CVE-2025-27558)\n\nSeveral 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  - Cryptographic API;\n  - InfiniBand drivers;\n  - Media drivers;\n  - NVIDIA Tegra memory controller driver;\n  - Network drivers;\n  - NVME drivers;\n  - File systems infrastructure;\n  - Ext4 file system;\n  - OCFS2 file system;\n  - IPv4 networking;\n  - Network traffic control;\n  - TCP network protocol;\n  - Locking primitives;\n  - B.A.T.M.A.N. meshing protocol;\n  - Ceph Core library;\n  - IPv6 networking;\n  - Multipath TCP;\n  - Netfilter;\n  - SCTP protocol;\n  - SMC sockets;\n  - TIPC protocol;\n(CVE-2021-47378, CVE-2026-23392, CVE-2026-31405, CVE-2026-31414,\nCVE-2026-31448, CVE-2026-31657, CVE-2026-31668, CVE-2026-43071,\nCVE-2026-43198, CVE-2026-43493, CVE-2026-43499, CVE-2026-46266,\nCVE-2026-46331, CVE-2026-52914, CVE-2026-52924, CVE-2026-52931,\nCVE-2026-52955, CVE-2026-52958, CVE-2026-52982, CVE-2026-52986,\nCVE-2026-52989, CVE-2026-52993, CVE-2026-52999, CVE-2026-53002,\nCVE-2026-53006, CVE-2026-53043, CVE-2026-53045, CVE-2026-53088,\nCVE-2026-53176, CVE-2026-53212, CVE-2026-53224, CVE-2026-53225,\nCVE-2026-53228, CVE-2026-53246, CVE-2026-53309, CVE-2026-53359)\n","modified":"2026-09-18T18:41:43.490150095Z","published":"2026-09-18T08:38:57Z","related":["UBUNTU-CVE-2021-47378","UBUNTU-CVE-2025-27558","UBUNTU-CVE-2026-23392","UBUNTU-CVE-2026-31405","UBUNTU-CVE-2026-31414","UBUNTU-CVE-2026-31448","UBUNTU-CVE-2026-31657","UBUNTU-CVE-2026-31668","UBUNTU-CVE-2026-43071","UBUNTU-CVE-2026-43198","UBUNTU-CVE-2026-43493","UBUNTU-CVE-2026-43499","UBUNTU-CVE-2026-46266","UBUNTU-CVE-2026-46331","UBUNTU-CVE-2026-52914","UBUNTU-CVE-2026-52924","UBUNTU-CVE-2026-52931","UBUNTU-CVE-2026-52955","UBUNTU-CVE-2026-52958","UBUNTU-CVE-2026-52982","UBUNTU-CVE-2026-52986","UBUNTU-CVE-2026-52989","UBUNTU-CVE-2026-52993","UBUNTU-CVE-2026-52999","UBUNTU-CVE-2026-53002","UBUNTU-CVE-2026-53006","UBUNTU-CVE-2026-53043","UBUNTU-CVE-2026-53045","UBUNTU-CVE-2026-53088","UBUNTU-CVE-2026-53176","UBUNTU-CVE-2026-53212","UBUNTU-CVE-2026-53224","UBUNTU-CVE-2026-53225","UBUNTU-CVE-2026-53228","UBUNTU-CVE-2026-53246","UBUNTU-CVE-2026-53309","UBUNTU-CVE-2026-53359"],"upstream":["CVE-2021-47378","CVE-2025-27558","CVE-2026-23392","CVE-2026-31405","CVE-2026-31414","CVE-2026-31448","CVE-2026-31657","CVE-2026-31668","CVE-2026-43071","CVE-2026-43198","CVE-2026-43493","CVE-2026-43499","CVE-2026-46266","CVE-2026-46331","CVE-2026-52914","CVE-2026-52924","CVE-2026-52931","CVE-2026-52955","CVE-2026-52958","CVE-2026-52982","CVE-2026-52986","CVE-2026-52989","CVE-2026-52993","CVE-2026-52999","CVE-2026-53002","CVE-2026-53006","CVE-2026-53043","CVE-2026-53045","CVE-2026-53088","CVE-2026-53176","CVE-2026-53212","CVE-2026-53224","CVE-2026-53225","CVE-2026-53228","CVE-2026-53246","CVE-2026-53309","CVE-2026-53359","UBUNTU-CVE-2021-47378","UBUNTU-CVE-2025-27558","UBUNTU-CVE-2026-23392","UBUNTU-CVE-2026-31405","UBUNTU-CVE-2026-31414","UBUNTU-CVE-2026-31448","UBUNTU-CVE-2026-31657","UBUNTU-CVE-2026-31668","UBUNTU-CVE-2026-43071","UBUNTU-CVE-2026-43198","UBUNTU-CVE-2026-43493","UBUNTU-CVE-2026-43499","UBUNTU-CVE-2026-46266","UBUNTU-CVE-2026-46331","UBUNTU-CVE-2026-52914","UBUNTU-CVE-2026-52924","UBUNTU-CVE-2026-52931","UBUNTU-CVE-2026-52955","UBUNTU-CVE-2026-52958","UBUNTU-CVE-2026-52982","UBUNTU-CVE-2026-52986","UBUNTU-CVE-2026-52989","UBUNTU-CVE-2026-52993","UBUNTU-CVE-2026-52999","UBUNTU-CVE-2026-53002","UBUNTU-CVE-2026-53006","UBUNTU-CVE-2026-53043","UBUNTU-CVE-2026-53045","UBUNTU-CVE-2026-53088","UBUNTU-CVE-2026-53176","UBUNTU-CVE-2026-53212","UBUNTU-CVE-2026-53224","UBUNTU-CVE-2026-53225","UBUNTU-CVE-2026-53228","UBUNTU-CVE-2026-53246","UBUNTU-CVE-2026-53309","UBUNTU-CVE-2026-53359"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-8715-2"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-47378"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2025-27558"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-23392"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-31405"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-31414"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-31448"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-31657"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-31668"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-43071"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-43198"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-43493"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-43499"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-46266"},{"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-2026-52955"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-52958"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-52982"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-52986"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-52989"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-52993"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-52999"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-53002"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-53006"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-53043"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-53045"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-53088"},{"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-2026-53224"},{"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-2026-53246"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-53309"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-53359"}],"affected":[{"package":{"name":"linux-aws-fips","ecosystem":"Ubuntu:Pro:FIPS-updates:20.04:LTS","purl":"pkg:deb/ubuntu/linux-aws-fips?arch=source&distro=fips-updates%2Ffocal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.4.0-1163.174+fips1"}]}],"versions":["5.4.0-1021.21+fips2","5.4.0-1069.73+fips2","5.4.0-1071.76+fips1","5.4.0-1072.77+fips1","5.4.0-1073.78+fips1","5.4.0-1078.84+fips1","5.4.0-1080.87+fips1","5.4.0-1081.88+fips1","5.4.0-1083.90+fips1","5.4.0-1085.92+fips1","5.4.0-1086.93+fips1","5.4.0-1088.96+fips1","5.4.0-1089.97+fips1","5.4.0-1092.100+fips1","5.4.0-1093.101+fips1","5.4.0-1094.102+fips1","5.4.0-1096.104+fips1","5.4.0-1099.107+fips1","5.4.0-1100.108+fips1","5.4.0-1101.109+fips1","5.4.0-1102.110+fips1","5.4.0-1103.111+fips1","5.4.0-1104.112+fips1","5.4.0-1105.113+fips1","5.4.0-1106.114+fips1","5.4.0-1107.115+fips1","5.4.0-1108.116+fips1","5.4.0-1109.118+fips1","5.4.0-1110.119+fips1","5.4.0-1111.120+fips1","5.4.0-1112.121+fips1","5.4.0-1113.123+fips1","5.4.0-1114.124+fips1","5.4.0-1116.126+fips1","5.4.0-1117.127+fips1","5.4.0-1118.128+fips1","5.4.0-1119.129+fips1","5.4.0-1120.130+fips1","5.4.0-1121.131+fips1","5.4.0-1122.132+fips1","5.4.0-1123.133+fips1","5.4.0-1124.134+fips1","5.4.0-1125.135+fips1","5.4.0-1126.136+fips2","5.4.0-1127.137+fips1","5.4.0-1128.138+fips1","5.4.0-1129.139+fips1","5.4.0-1130.140+fips1","5.4.0-1131.141+fips1","5.4.0-1132.142+fips1","5.4.0-1133.143+fips1","5.4.0-1134.144+fips1","5.4.0-1135.145+fips1","5.4.0-1136.146+fips1","5.4.0-1137.147+fips1","5.4.0-1139.149+fips1","5.4.0-1140.151+fips1","5.4.0-1142.153+fips1","5.4.0-1144.155+fips1","5.4.0-1145.156+fips1","5.4.0-1146.156+fips1","5.4.0-1147.157+fips1","5.4.0-1148.158+fips1","5.4.0-1149.159+fips1","5.4.0-1150.160+fips1","5.4.0-1151.161+fips1","5.4.0-1152.162+fips1","5.4.0-1153.163+fips1","5.4.0-1154.164+fips1","5.4.0-1155.165+fips1","5.4.0-1156.166+fips1","5.4.0-1157.167+fips1","5.4.0-1158.168+fips1","5.4.0-1159.169+fips1","5.4.0-1160.170+fips1","5.4.0-1161.172+fips1"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro","binaries":[{"binary_name":"linux-aws-fips-headers-5.4.0-1163","binary_version":"5.4.0-1163.174+fips1"},{"binary_name":"linux-aws-fips-tools-5.4.0-1163","binary_version":"5.4.0-1163.174+fips1"},{"binary_name":"linux-buildinfo-5.4.0-1163-aws-fips","binary_version":"5.4.0-1163.174+fips1"},{"binary_version":"5.4.0-1163.174+fips1","binary_name":"linux-headers-5.4.0-1163-aws-fips"},{"binary_version":"5.4.0-1163.174+fips1","binary_name":"linux-image-unsigned-5.4.0-1163-aws-fips"},{"binary_name":"linux-image-unsigned-hmac-5.4.0-1163-aws-fips","binary_version":"5.4.0-1163.174+fips1"},{"binary_name":"linux-modules-5.4.0-1163-aws-fips","binary_version":"5.4.0-1163.174+fips1"},{"binary_version":"5.4.0-1163.174+fips1","binary_name":"linux-modules-extra-5.4.0-1163-aws-fips"},{"binary_version":"5.4.0-1163.174+fips1","binary_name":"linux-tools-5.4.0-1163-aws-fips"}]},"database_specific":{"cves_map":{"cves":[{"id":"CVE-2021-47378","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-2025-27558","severity":[{"score":"CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/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:N"},{"type":"Ubuntu","score":"medium"}]},{"id":"CVE-2026-23392","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"},{"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"}]},{"severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/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-2026-31405"},{"severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:L/AC:L/AT:P/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:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"high"}],"id":"CVE-2026-31414"},{"id":"CVE-2026-31448","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H","type":"CVSS_V3"},{"type":"Ubuntu","score":"low"}]},{"id":"CVE-2026-31657","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:L/AC:L/AT:P/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:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"high"}]},{"id":"CVE-2026-31668","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/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:H/A:H","type":"CVSS_V3"},{"type":"Ubuntu","score":"medium"}]},{"severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","type":"CVSS_V3"},{"score":"low","type":"Ubuntu"}],"id":"CVE-2026-43071"},{"id":"CVE-2026-43198","severity":[{"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_V4"},{"score":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/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":"CVSS_V3"},{"type":"Ubuntu","score":"high"}]},{"id":"CVE-2026-43493","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"},{"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-2026-43499","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:L/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"high"}]},{"severity":[{"score":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/VA:L/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:N/I:H/A:H"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2026-46266"},{"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"},{"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-2026-46331"},{"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"},{"score":"high","type":"Ubuntu"}],"id":"CVE-2026-52914"},{"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:L/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"},{"type":"Ubuntu","score":"high"}],"id":"CVE-2026-52924"},{"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"},{"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":"medium"}]},{"id":"CVE-2026-52955","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI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