{"id":"USN-7455-2","summary":"linux-aws-fips, linux-fips, linux-gcp-fips vulnerabilities","details":"Jann Horn discovered that the watch_queue event notification subsystem in\nthe Linux kernel contained an out-of-bounds write vulnerability. A local\nattacker could use this to cause a denial of service (system crash) or\nescalate their privileges. (CVE-2022-0995)\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  - Network drivers;\n  - File systems infrastructure;\n  - NTFS3 file system;\n  - Ethernet bridge;\n  - Ethtool driver;\n  - IPv6 networking;\n  - Network traffic control;\n  - VMware vSockets driver;\n(CVE-2024-26837, CVE-2025-21993, CVE-2025-21702, CVE-2025-21700,\nCVE-2025-21701, CVE-2024-50248, CVE-2024-56651, CVE-2024-46826,\nCVE-2024-50256, CVE-2025-21756, CVE-2025-21703)\n","modified":"2026-04-27T18:02:21.807157866Z","published":"2025-04-24T11:50:18Z","related":["UBUNTU-CVE-2022-0995","UBUNTU-CVE-2024-26837","UBUNTU-CVE-2024-46826","UBUNTU-CVE-2024-50248","UBUNTU-CVE-2024-50256","UBUNTU-CVE-2024-56651","UBUNTU-CVE-2025-21700","UBUNTU-CVE-2025-21701","UBUNTU-CVE-2025-21702","UBUNTU-CVE-2025-21703","UBUNTU-CVE-2025-21756","UBUNTU-CVE-2025-21993"],"upstream":["CVE-2022-0995","CVE-2024-26837","CVE-2024-46826","CVE-2024-50248","CVE-2024-50256","CVE-2024-56651","CVE-2025-21700","CVE-2025-21701","CVE-2025-21702","CVE-2025-21703","CVE-2025-21756","CVE-2025-21993","UBUNTU-CVE-2022-0995","UBUNTU-CVE-2024-26837","UBUNTU-CVE-2024-46826","UBUNTU-CVE-2024-50248","UBUNTU-CVE-2024-50256","UBUNTU-CVE-2024-56651","UBUNTU-CVE-2025-21700","UBUNTU-CVE-2025-21701","UBUNTU-CVE-2025-21702","UBUNTU-CVE-2025-21703","UBUNTU-CVE-2025-21756","UBUNTU-CVE-2025-21993"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-7455-2"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2022-0995"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-26837"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-46826"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-50248"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-50256"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-56651"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2025-21700"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2025-21701"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2025-21702"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2025-21703"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2025-21756"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2025-21993"}],"affected":[{"package":{"name":"linux-aws-fips","ecosystem":"Ubuntu:Pro:FIPS-updates:22.04:LTS","purl":"pkg:deb/ubuntu/linux-aws-fips@5.15.0-1082.89+fips1?arch=source&distro=fips-updates/jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.15.0-1082.89+fips1"}]}],"versions":["5.15.0-1051.56+fips1","5.15.0-1052.57+fips1","5.15.0-1053.58+fips1","5.15.0-1055.60+fips1","5.15.0-1056.61+fips1","5.15.0-1057.63+fips1","5.15.0-1060.66+fips1","5.15.0-1061.67+fips1","5.15.0-1062.68+fips1","5.15.0-1063.69+fips1","5.15.0-1064.70+fips1","5.15.0-1065.71+fips1","5.15.0-1066.72+fips1","5.15.0-1067.73+fips1","5.15.0-1068.74+fips1","5.15.0-1069.75+fips1","5.15.0-1070.76+fips1","5.15.0-1071.77+fips1","5.15.0-1072.78+fips1","5.15.0-1073.79+fips1","5.15.0-1076.83+fips1","5.15.0-1077.84+fips1","5.15.0-1078.85+fips1","5.15.0-1079.86+fips1","5.15.0-1080.87+fips1","5.15.0-1081.88+fips1"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro","binaries":[{"binary_name":"linux-aws-fips-cloud-tools-5.15.0-1082","binary_version":"5.15.0-1082.89+fips1"},{"binary_name":"linux-aws-fips-headers-5.15.0-1082","binary_version":"5.15.0-1082.89+fips1"},{"binary_name":"linux-aws-fips-tools-5.15.0-1082","binary_version":"5.15.0-1082.89+fips1"},{"binary_name":"linux-buildinfo-5.15.0-1082-aws-fips","binary_version":"5.15.0-1082.89+fips1"},{"binary_name":"linux-cloud-tools-5.15.0-1082-aws-fips","binary_version":"5.15.0-1082.89+fips1"},{"binary_name":"linux-headers-5.15.0-1082-aws-fips","binary_version":"5.15.0-1082.89+fips1"},{"binary_name":"linux-image-unsigned-5.15.0-1082-aws-fips","binary_version":"5.15.0-1082.89+fips1"},{"binary_name":"linux-image-unsigned-hmac-5.15.0-1082-aws-fips","binary_version":"5.15.0-1082.89+fips1"},{"binary_name":"linux-modules-5.15.0-1082-aws-fips","binary_version":"5.15.0-1082.89+fips1"},{"binary_name":"linux-modules-extra-5.15.0-1082-aws-fips","binary_version":"5.15.0-1082.89+fips1"},{"binary_name":"linux-tools-5.15.0-1082-aws-fips","binary_version":"5.15.0-1082.89+fips1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7455-2.json","cves_map":{"ecosystem":"Ubuntu:Pro:FIPS-updates:22.04:LTS","cves":[{"id":"CVE-2022-0995","severity":[{"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"}]},{"id":"CVE-2024-26837","severity":[{"score":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2024-46826","severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"low","type":"Ubuntu"}]},{"id":"CVE-2024-50248","severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2024-50256","severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2024-56651","severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/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":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2025-21700","severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2025-21701","severity":[{"score":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2025-21702","severity":[{"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:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2025-21703","severity":[{"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"}]},{"id":"CVE-2025-21756","severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2025-21993","severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H","type":"CVSS_V3"},{"score":"low","type":"Ubuntu"}]}]}}},{"package":{"name":"linux-fips","ecosystem":"Ubuntu:Pro:FIPS-updates:22.04:LTS","purl":"pkg:deb/ubuntu/linux-fips@5.15.0-138.148+fips1?arch=source&distro=fips-updates/jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.15.0-138.148+fips1"}]}],"versions":["5.15.0-73.80+fips1","5.15.0-92.102+fips1","5.15.0-94.104+fips1","5.15.0-97.107+fips1","5.15.0-100.110+fips1","5.15.0-101.111+fips1","5.15.0-102.112+fips1","5.15.0-105.115+fips1","5.15.0-106.116+fips1","5.15.0-107.117+fips1","5.15.0-111.121+fips1","5.15.0-113.123+fips1","5.15.0-115.125+fips1","5.15.0-117.127+fips1","5.15.0-118.128+fips1","5.15.0-119.129+fips1","5.15.0-121.131+fips1","5.15.0-122.132+fips1","5.15.0-124.134+fips1","5.15.0-125.135+fips1","5.15.0-127.137+fips1","5.15.0-128.138+fips1","5.15.0-130.140+fips1","5.15.0-131.141+fips1","5.15.0-133.144+fips1","5.15.0-134.145+fips1","5.15.0-135.146+fips1","5.15.0-136.147+fips1"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro","binaries":[{"binary_name":"linux-buildinfo-5.15.0-138-fips","binary_version":"5.15.0-138.148+fips1"},{"binary_name":"linux-fips-headers-5.15.0-138","binary_version":"5.15.0-138.148+fips1"},{"binary_name":"linux-fips-tools-5.15.0-138","binary_version":"5.15.0-138.148+fips1"},{"binary_name":"linux-headers-5.15.0-138-fips","binary_version":"5.15.0-138.148+fips1"},{"binary_name":"linux-image-unsigned-5.15.0-138-fips","binary_version":"5.15.0-138.148+fips1"},{"binary_name":"linux-image-unsigned-hmac-5.15.0-138-fips","binary_version":"5.15.0-138.148+fips1"},{"binary_name":"linux-modules-5.15.0-138-fips","binary_version":"5.15.0-138.148+fips1"},{"binary_name":"linux-modules-extra-5.15.0-138-fips","binary_version":"5.15.0-138.148+fips1"},{"binary_name":"linux-modules-iwlwifi-5.15.0-138-fips","binary_version":"5.15.0-138.148+fips1"},{"binary_name":"linux-tools-5.15.0-138-fips","binary_version":"5.15.0-138.148+fips1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7455-2.json","cves_map":{"ecosystem":"Ubuntu:Pro:FIPS-updates:22.04:LTS","cves":[{"id":"CVE-2022-0995","severity":[{"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"}]},{"id":"CVE-2024-26837","severity":[{"score":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2024-46826","severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"low","type":"Ubuntu"}]},{"id":"CVE-2024-50248","severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2024-50256","severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2024-56651","severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/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":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2025-21700","severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2025-21701","severity":[{"score":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2025-21702","severity":[{"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:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2025-21703","severity":[{"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"}]},{"id":"CVE-2025-21756","severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2025-21993","severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H","type":"CVSS_V3"},{"score":"low","type":"Ubuntu"}]}]}}},{"package":{"name":"linux-gcp-fips","ecosystem":"Ubuntu:Pro:FIPS-updates:22.04:LTS","purl":"pkg:deb/ubuntu/linux-gcp-fips@5.15.0-1081.90+fips1?arch=source&distro=fips-updates/jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.15.0-1081.90+fips1"}]}],"versions":["5.15.0-1048.56+fips1","5.15.0-1055.63+fips2","5.15.0-1058.66+fips1","5.15.0-1059.67+fips1","5.15.0-1060.68+fips1","5.15.0-1062.70+fips1","5.15.0-1063.71+fips1","5.15.0-1064.72+fips1","5.15.0-1065.73+fips1","5.15.0-1066.74+fips1","5.15.0-1067.75+fips1","5.15.0-1068.76+fips1","5.15.0-1069.77+fips1","5.15.0-1070.78+fips1","5.15.0-1071.79+fips1","5.15.0-1072.80+fips1","5.15.0-1073.81+fips1","5.15.0-1074.83+fips1","5.15.0-1075.84+fips1","5.15.0-1077.86+fips1","5.15.0-1078.87+fips1","5.15.0-1079.88+fips1","5.15.0-1080.89+fips1"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro","binaries":[{"binary_name":"linux-buildinfo-5.15.0-1081-gcp-fips","binary_version":"5.15.0-1081.90+fips1"},{"binary_name":"linux-gcp-fips-headers-5.15.0-1081","binary_version":"5.15.0-1081.90+fips1"},{"binary_name":"linux-gcp-fips-tools-5.15.0-1081","binary_version":"5.15.0-1081.90+fips1"},{"binary_name":"linux-headers-5.15.0-1081-gcp-fips","binary_version":"5.15.0-1081.90+fips1"},{"binary_name":"linux-image-unsigned-5.15.0-1081-gcp-fips","binary_version":"5.15.0-1081.90+fips1"},{"binary_name":"linux-image-unsigned-hmac-5.15.0-1081-gcp-fips","binary_version":"5.15.0-1081.90+fips1"},{"binary_name":"linux-modules-5.15.0-1081-gcp-fips","binary_version":"5.15.0-1081.90+fips1"},{"binary_name":"linux-modules-extra-5.15.0-1081-gcp-fips","binary_version":"5.15.0-1081.90+fips1"},{"binary_name":"linux-tools-5.15.0-1081-gcp-fips","binary_version":"5.15.0-1081.90+fips1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7455-2.json","cves_map":{"ecosystem":"Ubuntu:Pro:FIPS-updates:22.04:LTS","cves":[{"id":"CVE-2022-0995","severity":[{"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"}]},{"id":"CVE-2024-26837","severity":[{"score":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2024-46826","severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"low","type":"Ubuntu"}]},{"id":"CVE-2024-50248","severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2024-50256","severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2024-56651","severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/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":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2025-21700","severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2025-21701","severity":[{"score":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2025-21702","severity":[{"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:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2025-21703","severity":[{"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"}]},{"id":"CVE-2025-21756","severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2025-21993","severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H","type":"CVSS_V3"},{"score":"low","type":"Ubuntu"}]}]}}}],"schema_version":"1.7.5"}