Fix of 13 CVEs
[ Ubuntu: 4.15.0-248.259 ] * CVE-url: https://ubuntu.com/security/CVE-2025-21811 - nilfs2: protect access to buffers with no active references * CVE-url: https://ubuntu.com/security/CVE-2025-21715 - net: davicom: fix UAF in dm9000_drv_remove * CVE-url: https://ubuntu.com/security/CVE-2024-58083 - KVM: Explicitly verify target vCPU is online in kvm_get_vcpu() * CVE-url: https://ubuntu.com/security/CVE-2024-57979 - pps: Fix a use-after-free * CVE-url: https://ubuntu.com/security/CVE-2025-21898 - ftrace: Avoid potential division by zero in function_stat_show() * CVE-url: https://ubuntu.com/security/CVE-2025-21993 - iscsi_ibft: Fix UBSAN shift-out-of-bounds warning in ibft_attr_show_nic() * CVE-url: https://ubuntu.com/security/CVE-2025-21653 - netlink: add attribute range validation to policy - net_sched: cls_flow: validate TCA_FLOW_RSHIFT attribute * CVE-url: https://ubuntu.com/security/CVE-2024-53148 - comedi: Flush partial mappings in error case * CVE-url: https://ubuntu.com/security/CVE-2022-49541 - cifs: fix potential double free during failed mount * CVE-url: https://ubuntu.com/security/CVE-2024-35937 - wifi: cfg80211: check A-MSDU format more carefully * CVE-url: https://ubuntu.com/security/CVE-2021-47211 - ALSA: usb-audio: fix null pointer dereference on pointer cs_desc * CVE-url: https://ubuntu.com/security/CVE-2025-21772 - partitions: mac: fix handling of bogus partition table * CVE-url: https://ubuntu.com/security/CVE-2025-21753 - btrfs: fix use-after-free when attempt
- Products
- linux-buildinfo-4.15.0-248-tuxcare.els46-generic, linux-buildinfo-4.15.0-248-tuxcare.els46-lowlatency, linux-cloud-tools-4.15.0-248-tuxcare.els46-generic, linux-cloud-tools-4.15.0-248-tuxcare.els46-lowlatency, linux-headers-4.15.0-248-tuxcare.els46, linux-headers-4.15.0-248-tuxcare.els46-generic, linux-headers-4.15.0-248-tuxcare.els46-lowlatency, linux-hwe-cloud-tools-4.15.0-248-tuxcare.els46, linux-hwe-tools-4.15.0-248-tuxcare.els46, linux-image-unsigned-4.15.0-248-tuxcare.els46-generic, linux-image-unsigned-4.15.0-248-tuxcare.els46-lowlatency, linux-modules-4.15.0-248-tuxcare.els46-generic, linux-modules-4.15.0-248-tuxcare.els46-lowlatency, linux-modules-extra-4.15.0-248-tuxcare.els46-generic, linux-source-4.15.0, linux-tools-4.15.0-248-tuxcare.els46-generic, linux-tools-4.15.0-248-tuxcare.els46-lowlatency
- Affected versions
- Not specified
- Fixed versions
- 4.15.0-248.259~16.04.1
- CVEs
- CVE-2021-47211, CVE-2022-49541, CVE-2024-35937, CVE-2024-53148, CVE-2024-57979, CVE-2024-58083, CVE-2025-21653, CVE-2025-21715, CVE-2025-21753, CVE-2025-21772, CVE-2025-21811, CVE-2025-21898, CVE-2025-21934, CVE-2025-21993
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 11:46 UTC · Revision 1
Source evidence
[ Ubuntu: 4.15.0-248.259 ] * CVE-url: https://ubuntu.com/security/CVE-2025-21811 - nilfs2: protect access to buffers with no active references * CVE-url: https://ubuntu.com/security/CVE-2025-21715 - net: davicom: fix UAF in dm9000_drv_remove * CVE-url: https://ubuntu.com/security/CVE-2024-58083 - KVM: Explicitly verify target vCPU is online in kvm_get_vcpu() * CVE-url: https://ubuntu.com/security/CVE-2024-57979 - pps: Fix a use-after-free * CVE-url: https://ubuntu.com/security/CVE-2025-21898 - ftrace: Avoid potential division by zero in function_stat_show() * CVE-url: https://ubuntu.com/security/CVE-2025-21993 - iscsi_ibft: Fix UBSAN shift-out-of-bounds warning in ibft_attr_show_nic() * CVE-url: https://ubuntu.com/security/CVE-2025-21653 - netlink: add attribute range validation to policy - net_sched: cls_flow: validate TCA_FLOW_RSHIFT attribute * CVE-url: https://ubuntu.com/security/CVE-2024-53148 - comedi: Flush partial mappings in error case * CVE-url: https://ubuntu.com/security/CVE-2022-49541 - cifs: fix potential double free during failed mount * CVE-url: https://ubuntu.com/security/CVE-2024-35937 - wifi: cfg80211: check A-MSDU format more carefully * CVE-url: https://ubuntu.com/security/CVE-2021-47211 - ALSA: usb-audio: fix null pointer dereference on pointer cs_desc * CVE-url: https://ubuntu.com/security/CVE-2025-21772 - partitions: mac: fix handling of bogus partition table * CVE-url: https://ubuntu.com/security/CVE-2025-21753 - btrfs: fix use-after-free when attempt
osv:CLSA-2025-1749571039
linux-buildinfo-4.15.0-248-tuxcare.els46-generic
Fixed versions: 4.15.0-248.259~16.04.1
linux-buildinfo-4.15.0-248-tuxcare.els46-lowlatency
Fixed versions: 4.15.0-248.259~16.04.1
linux-cloud-tools-4.15.0-248-tuxcare.els46-generic
Fixed versions: 4.15.0-248.259~16.04.1
linux-cloud-tools-4.15.0-248-tuxcare.els46-lowlatency
Fixed versions: 4.15.0-248.259~16.04.1
linux-headers-4.15.0-248-tuxcare.els46
Fixed versions: 4.15.0-248.259~16.04.1
linux-headers-4.15.0-248-tuxcare.els46-generic
Fixed versions: 4.15.0-248.259~16.04.1
linux-headers-4.15.0-248-tuxcare.els46-lowlatency
Fixed versions: 4.15.0-248.259~16.04.1
linux-hwe-cloud-tools-4.15.0-248-tuxcare.els46
Fixed versions: 4.15.0-248.259~16.04.1
linux-hwe-tools-4.15.0-248-tuxcare.els46
Fixed versions: 4.15.0-248.259~16.04.1
linux-image-unsigned-4.15.0-248-tuxcare.els46-generic
Fixed versions: 4.15.0-248.259~16.04.1
linux-image-unsigned-4.15.0-248-tuxcare.els46-lowlatency
Fixed versions: 4.15.0-248.259~16.04.1
linux-modules-4.15.0-248-tuxcare.els46-generic
Fixed versions: 4.15.0-248.259~16.04.1
linux-modules-4.15.0-248-tuxcare.els46-lowlatency
Fixed versions: 4.15.0-248.259~16.04.1
linux-modules-extra-4.15.0-248-tuxcare.els46-generic
Fixed versions: 4.15.0-248.259~16.04.1
linux-source-4.15.0
Fixed versions: 4.15.0-248.259~16.04.1
linux-tools-4.15.0-248-tuxcare.els46-generic
Fixed versions: 4.15.0-248.259~16.04.1
linux-tools-4.15.0-248-tuxcare.els46-lowlatency
Fixed versions: 4.15.0-248.259~16.04.1
Complete source record
{
"id": "17a7f5ecbbb93c56a51a9cd65eea6c977ce143fc12f4744f211a0310389408fc",
"url": "https://osv.dev/vulnerability/CLSA-2025-1749571039",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "Fix of 13 CVEs",
"summary": "[ Ubuntu: 4.15.0-248.259 ] * CVE-url: https://ubuntu.com/security/CVE-2025-21811 - nilfs2: protect access to buffers with no active references * CVE-url: https://ubuntu.com/security/CVE-2025-21715 - net: davicom: fix UAF in dm9000_drv_remove * CVE-url: https://ubuntu.com/security/CVE-2024-58083 - KVM: Explicitly verify target vCPU is online in kvm_get_vcpu() * CVE-url: https://ubuntu.com/security/CVE-2024-57979 - pps: Fix a use-after-free * CVE-url: https://ubuntu.com/security/CVE-2025-21898 - ftrace: Avoid potential division by zero in function_stat_show() * CVE-url: https://ubuntu.com/security/CVE-2025-21993 - iscsi_ibft: Fix UBSAN shift-out-of-bounds warning in ibft_attr_show_nic() * CVE-url: https://ubuntu.com/security/CVE-2025-21653 - netlink: add attribute range validation to policy - net_sched: cls_flow: validate TCA_FLOW_RSHIFT attribute * CVE-url: https://ubuntu.com/security/CVE-2024-53148 - comedi: Flush partial mappings in error case * CVE-url: https://ubuntu.com/security/CVE-2022-49541 - cifs: fix potential double free during failed mount * CVE-url: https://ubuntu.com/security/CVE-2024-35937 - wifi: cfg80211: check A-MSDU format more carefully * CVE-url: https://ubuntu.com/security/CVE-2021-47211 - ALSA: usb-audio: fix null pointer dereference on pointer cs_desc * CVE-url: https://ubuntu.com/security/CVE-2025-21772 - partitions: mac: fix handling of bogus partition table * CVE-url: https://ubuntu.com/security/CVE-2025-21753 - btrfs: fix use-after-free when attempt",
"evidence": "osv:CLSA-2025-1749571039",
"products": [
{
"name": {
"value": "linux-buildinfo-4.15.0-248-tuxcare.els46-generic",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.15.0-248.259~16.04.1",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "linux-buildinfo-4.15.0-248-tuxcare.els46-lowlatency",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.15.0-248.259~16.04.1",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "linux-cloud-tools-4.15.0-248-tuxcare.els46-generic",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.15.0-248.259~16.04.1",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "linux-cloud-tools-4.15.0-248-tuxcare.els46-lowlatency",
"evidence": "/affected/3/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.15.0-248.259~16.04.1",
"evidence": "/affected/3/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "linux-headers-4.15.0-248-tuxcare.els46",
"evidence": "/affected/4/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.15.0-248.259~16.04.1",
"evidence": "/affected/4/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "linux-headers-4.15.0-248-tuxcare.els46-generic",
"evidence": "/affected/5/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.15.0-248.259~16.04.1",
"evidence": "/affected/5/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "linux-headers-4.15.0-248-tuxcare.els46-lowlatency",
"evidence": "/affected/6/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.15.0-248.259~16.04.1",
"evidence": "/affected/6/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "linux-hwe-cloud-tools-4.15.0-248-tuxcare.els46",
"evidence": "/affected/7/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.15.0-248.259~16.04.1",
"evidence": "/affected/7/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "linux-hwe-tools-4.15.0-248-tuxcare.els46",
"evidence": "/affected/8/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.15.0-248.259~16.04.1",
"evidence": "/affected/8/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "linux-image-unsigned-4.15.0-248-tuxcare.els46-generic",
"evidence": "/affected/9/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.15.0-248.259~16.04.1",
"evidence": "/affected/9/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "linux-image-unsigned-4.15.0-248-tuxcare.els46-lowlatency",
"evidence": "/affected/10/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.15.0-248.259~16.04.1",
"evidence": "/affected/10/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "linux-modules-4.15.0-248-tuxcare.els46-generic",
"evidence": "/affected/11/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.15.0-248.259~16.04.1",
"evidence": "/affected/11/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "linux-modules-4.15.0-248-tuxcare.els46-lowlatency",
"evidence": "/affected/12/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.15.0-248.259~16.04.1",
"evidence": "/affected/12/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "linux-modules-extra-4.15.0-248-tuxcare.els46-generic",
"evidence": "/affected/13/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.15.0-248.259~16.04.1",
"evidence": "/affected/13/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "linux-source-4.15.0",
"evidence": "/affected/14/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.15.0-248.259~16.04.1",
"evidence": "/affected/14/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "linux-tools-4.15.0-248-tuxcare.els46-generic",
"evidence": "/affected/15/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.15.0-248.259~16.04.1",
"evidence": "/affected/15/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "linux-tools-4.15.0-248-tuxcare.els46-lowlatency",
"evidence": "/affected/16/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.15.0-248.259~16.04.1",
"evidence": "/affected/16/ranges"
}
],
"affected_versions": []
}
],
"severity": "unknown",
"structured": {
"id": "CLSA-2025-1749571039",
"aliases": [
"CLSA-2025-1749571039"
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.15.0-248.259~16.04.1"
}
]
}
],
"package": {
"name": "linux-buildinfo-4.15.0-248-tuxcare.els46-generic",
"purl": "pkg:deb/tuxcare/linux-buildinfo-4.15.0-248-tuxcare.els46-generic?distro=ubuntu-16.04",
"ecosystem": "TuxCare:Ubuntu:16.04"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2025-1749571039.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.15.0-248.259~16.04.1"
}
]
}
],
"package": {
"name": "linux-buildinfo-4.15.0-248-tuxcare.els46-lowlatency",
"purl": "pkg:deb/tuxcare/linux-buildinfo-4.15.0-248-tuxcare.els46-lowlatency?distro=ubuntu-16.04",
"ecosystem": "TuxCare:Ubuntu:16.04"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2025-1749571039.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.15.0-248.259~16.04.1"
}
]
}
],
"package": {
"name": "linux-cloud-tools-4.15.0-248-tuxcare.els46-generic",
"purl": "pkg:deb/tuxcare/linux-cloud-tools-4.15.0-248-tuxcare.els46-generic?distro=ubuntu-16.04",
"ecosystem": "TuxCare:Ubuntu:16.04"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2025-1749571039.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.15.0-248.259~16.04.1"
}
]
}
],
"package": {
"name": "linux-cloud-tools-4.15.0-248-tuxcare.els46-lowlatency",
"purl": "pkg:deb/tuxcare/linux-cloud-tools-4.15.0-248-tuxcare.els46-lowlatency?distro=ubuntu-16.04",
"ecosystem": "TuxCare:Ubuntu:16.04"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2025-1749571039.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.15.0-248.259~16.04.1"
}
]
}
],
"package": {
"name": "linux-headers-4.15.0-248-tuxcare.els46",
"purl": "pkg:deb/tuxcare/linux-headers-4.15.0-248-tuxcare.els46?distro=ubuntu-16.04",
"ecosystem": "TuxCare:Ubuntu:16.04"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2025-1749571039.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.15.0-248.259~16.04.1"
}
]
}
],
"package": {
"name": "linux-headers-4.15.0-248-tuxcare.els46-generic",
"purl": "pkg:deb/tuxcare/linux-headers-4.15.0-248-tuxcare.els46-generic?distro=ubuntu-16.04",
"ecosystem": "TuxCare:Ubuntu:16.04"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2025-1749571039.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.15.0-248.259~16.04.1"
}
]
}
],
"package": {
"name": "linux-headers-4.15.0-248-tuxcare.els46-lowlatency",
"purl": "pkg:deb/tuxcare/linux-headers-4.15.0-248-tuxcare.els46-lowlatency?distro=ubuntu-16.04",
"ecosystem": "TuxCare:Ubuntu:16.04"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2025-1749571039.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.15.0-248.259~16.04.1"
}
]
}
],
"package": {
"name": "linux-hwe-cloud-tools-4.15.0-248-tuxcare.els46",
"purl": "pkg:deb/tuxcare/linux-hwe-cloud-tools-4.15.0-248-tuxcare.els46?distro=ubuntu-16.04",
"ecosystem": "TuxCare:Ubuntu:16.04"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2025-1749571039.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.15.0-248.259~16.04.1"
}
]
}
],
"package": {
"name": "linux-hwe-tools-4.15.0-248-tuxcare.els46",
"purl": "pkg:deb/tuxcare/linux-hwe-tools-4.15.0-248-tuxcare.els46?distro=ubuntu-16.04",
"ecosystem": "TuxCare:Ubuntu:16.04"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2025-1749571039.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.15.0-248.259~16.04.1"
}
]
}
],
"package": {
"name": "linux-image-unsigned-4.15.0-248-tuxcare.els46-generic",
"purl": "pkg:deb/tuxcare/linux-image-unsigned-4.15.0-248-tuxcare.els46-generic?distro=ubuntu-16.04",
"ecosystem": "TuxCare:Ubuntu:16.04"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2025-1749571039.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.15.0-248.259~16.04.1"
}
]
}
],
"package": {
"name": "linux-image-unsigned-4.15.0-248-tuxcare.els46-lowlatency",
"purl": "pkg:deb/tuxcare/linux-image-unsigned-4.15.0-248-tuxcare.els46-lowlatency?distro=ubuntu-16.04",
"ecosystem": "TuxCare:Ubuntu:16.04"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2025-1749571039.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.15.0-248.259~16.04.1"
}
]
}
],
"package": {
"name": "linux-modules-4.15.0-248-tuxcare.els46-generic",
"purl": "pkg:deb/tuxcare/linux-modules-4.15.0-248-tuxcare.els46-generic?distro=ubuntu-16.04",
"ecosystem": "TuxCare:Ubuntu:16.04"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2025-1749571039.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.15.0-248.259~16.04.1"
}
]
}
],
"package": {
"name": "linux-modules-4.15.0-248-tuxcare.els46-lowlatency",
"purl": "pkg:deb/tuxcare/linux-modules-4.15.0-248-tuxcare.els46-lowlatency?distro=ubuntu-16.04",
"ecosystem": "TuxCare:Ubuntu:16.04"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2025-1749571039.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.15.0-248.259~16.04.1"
}
]
}
],
"package": {
"name": "linux-modules-extra-4.15.0-248-tuxcare.els46-generic",
"purl": "pkg:deb/tuxcare/linux-modules-extra-4.15.0-248-tuxcare.els46-generic?distro=ubuntu-16.04",
"ecosystem": "TuxCare:Ubuntu:16.04"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2025-1749571039.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.15.0-248.259~16.04.1"
}
]
}
],
"package": {
"name": "linux-source-4.15.0",
"purl": "pkg:deb/tuxcare/linux-source-4.15.0?distro=ubuntu-16.04",
"ecosystem": "TuxCare:Ubuntu:16.04"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2025-1749571039.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.15.0-248.259~16.04.1"
}
]
}
],
"package": {
"name": "linux-tools-4.15.0-248-tuxcare.els46-generic",
"purl": "pkg:deb/tuxcare/linux-tools-4.15.0-248-tuxcare.els46-generic?distro=ubuntu-16.04",
"ecosystem": "TuxCare:Ubuntu:16.04"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2025-1749571039.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.15.0-248.259~16.04.1"
}
]
}
],
"package": {
"name": "linux-tools-4.15.0-248-tuxcare.els46-lowlatency",
"purl": "pkg:deb/tuxcare/linux-tools-4.15.0-248-tuxcare.els46-lowlatency?distro=ubuntu-16.04",
"ecosystem": "TuxCare:Ubuntu:16.04"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2025-1749571039.json"
}
}
],
"modified": "2026-10-26T09:43:15.522506369Z",
"provider": "osv",
"upstream": [
"CVE-2021-47211",
"CVE-2022-49541",
"CVE-2024-35937",
"CVE-2024-53148",
"CVE-2024-57979",
"CVE-2024-58083",
"CVE-2025-21653",
"CVE-2025-21715",
"CVE-2025-21753",
"CVE-2025-21772",
"CVE-2025-21811",
"CVE-2025-21898",
"CVE-2025-21934",
"CVE-2025-21993"
],
"references": [
"https://errata.tuxcare.com/els_os/ubuntu16.04els/CLSA-2025-1749571039.html",
"https://nvd.nist.gov/vuln/detail/CVE-2021-47211",
"https://nvd.nist.gov/vuln/detail/CVE-2022-49541",
"https://nvd.nist.gov/vuln/detail/CVE-2024-35937",
"https://nvd.nist.gov/vuln/detail/CVE-2024-53148",
"https://nvd.nist.gov/vuln/detail/CVE-2024-57979",
"https://nvd.nist.gov/vuln/detail/CVE-2024-58083",
"https://nvd.nist.gov/vuln/detail/CVE-2025-21653",
"https://nvd.nist.gov/vuln/detail/CVE-2025-21715",
"https://nvd.nist.gov/vuln/detail/CVE-2025-21753",
"https://nvd.nist.gov/vuln/detail/CVE-2025-21772",
"https://nvd.nist.gov/vuln/detail/CVE-2025-21811",
"https://nvd.nist.gov/vuln/detail/CVE-2025-21934",
"https://nvd.nist.gov/vuln/detail/CVE-2025-21993"
]
},
"related_cves": [
{
"value": "CVE-2021-47211",
"evidence": "/upstream"
},
{
"value": "CVE-2022-49541",
"evidence": "/upstream"
},
{
"value": "CVE-2024-35937",
"evidence": "/upstream"
},
{
"value": "CVE-2024-53148",
"evidence": "/upstream"
},
{
"value": "CVE-2024-57979",
"evidence": "/upstream"
},
{
"value": "CVE-2024-58083",
"evidence": "/upstream"
},
{
"value": "CVE-2025-21653",
"evidence": "/upstream"
},
{
"value": "CVE-2025-21715",
"evidence": "/upstream"
},
{
"value": "CVE-2025-21753",
"evidence": "/upstream"
},
{
"value": "CVE-2025-21772",
"evidence": "/upstream"
},
{
"value": "CVE-2025-21811",
"evidence": "/upstream"
},
{
"value": "CVE-2025-21898",
"evidence": "/upstream"
},
{
"value": "CVE-2025-21934",
"evidence": "/upstream"
},
{
"value": "CVE-2025-21993",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": null
},
"source_id": "core-osv",
"document_id": 449790,
"published_at": "2026-10-21T09:20:24+00:00"
}