vulnerability
Ubuntu: (Multiple Advisories) (CVE-2025-21997): Linux kernel vulnerabilities
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:L/AC:L/Au:S/C:N/I:N/A:C) | Apr 3, 2025 | Jun 26, 2025 | Oct 16, 2025 |
Severity
5
CVSS
(AV:L/AC:L/Au:S/C:N/I:N/A:C)
Published
Apr 3, 2025
Added
Jun 26, 2025
Modified
Oct 16, 2025
Description
In the Linux kernel, the following vulnerability has been resolved:
xsk: fix an integer overflow in xp_create_and_assign_umem()
Since the i and pool->chunk_size variables are of type 'u32',
their product can wrap around and then be cast to 'u64'.
This can lead to two different XDP buffers pointing to the same
memory area.
Found by InfoTeCS on behalf of Linux Verification Center
(linuxtesting.org) with SVACE.
Solutions
ubuntu-upgrade-linux-image-6-11-0-1011-realtimeubuntu-upgrade-linux-image-6-11-0-1014-raspiubuntu-upgrade-linux-image-6-11-0-1015-awsubuntu-upgrade-linux-image-6-11-0-1015-lowlatencyubuntu-upgrade-linux-image-6-11-0-1015-lowlatency-64kubuntu-upgrade-linux-image-6-11-0-1016-gcpubuntu-upgrade-linux-image-6-11-0-1016-gcp-64kubuntu-upgrade-linux-image-6-11-0-1017-oracleubuntu-upgrade-linux-image-6-11-0-1017-oracle-64kubuntu-upgrade-linux-image-6-11-0-1018-azureubuntu-upgrade-linux-image-6-11-0-1018-azure-fdeubuntu-upgrade-linux-image-6-11-0-1024-oemubuntu-upgrade-linux-image-6-11-0-28-genericubuntu-upgrade-linux-image-6-11-0-28-generic-64kubuntu-upgrade-linux-image-6-8-0-1023-gkeopubuntu-upgrade-linux-image-6-8-0-1025-azure-nvidiaubuntu-upgrade-linux-image-6-8-0-1036-azureubuntu-upgrade-linux-image-6-8-0-1036-azure-fdeubuntu-upgrade-linux-image-6-8-0-1036-gkeubuntu-upgrade-linux-image-6-8-0-1036-gke-64kubuntu-upgrade-linux-image-6-8-0-1037-ibmubuntu-upgrade-linux-image-6-8-0-1037-oracleubuntu-upgrade-linux-image-6-8-0-1037-oracle-64kubuntu-upgrade-linux-image-6-8-0-1038-azureubuntu-upgrade-linux-image-6-8-0-1038-azure-fdeubuntu-upgrade-linux-image-6-8-0-1039-awsubuntu-upgrade-linux-image-6-8-0-1039-aws-64kubuntu-upgrade-linux-image-6-8-0-1039-nvidiaubuntu-upgrade-linux-image-6-8-0-1039-nvidia-64kubuntu-upgrade-linux-image-6-8-0-1039-nvidia-lowlatencyubuntu-upgrade-linux-image-6-8-0-1039-nvidia-lowlatency-64kubuntu-upgrade-linux-image-6-8-0-1039-raspiubuntu-upgrade-linux-image-6-8-0-1040-gcpubuntu-upgrade-linux-image-6-8-0-1040-gcp-64kubuntu-upgrade-linux-image-6-8-0-2031-raspi-realtimeubuntu-upgrade-linux-image-6-8-0-84-genericubuntu-upgrade-linux-image-6-8-0-84-generic-64kubuntu-upgrade-linux-image-6-8-0-84-lowlatencyubuntu-upgrade-linux-image-6-8-0-84-lowlatency-64kubuntu-upgrade-linux-image-6-8-0-85-genericubuntu-upgrade-linux-image-6-8-0-85-generic-64kubuntu-upgrade-linux-image-6-8-1-1034-realtimeubuntu-upgrade-linux-image-awsubuntu-upgrade-linux-image-aws-6-8ubuntu-upgrade-linux-image-aws-64kubuntu-upgrade-linux-image-aws-64k-6-8ubuntu-upgrade-linux-image-aws-64k-lts-24-04ubuntu-upgrade-linux-image-aws-lts-24-04ubuntu-upgrade-linux-image-azureubuntu-upgrade-linux-image-azure-6-11ubuntu-upgrade-linux-image-azure-6-8ubuntu-upgrade-linux-image-azure-fdeubuntu-upgrade-linux-image-azure-fde-6-11ubuntu-upgrade-linux-image-azure-fde-6-8ubuntu-upgrade-linux-image-azure-fde-edgeubuntu-upgrade-linux-image-azure-fde-lts-24-04ubuntu-upgrade-linux-image-azure-lts-24-04ubuntu-upgrade-linux-image-azure-nvidiaubuntu-upgrade-linux-image-azure-nvidia-6-8ubuntu-upgrade-linux-image-azure-nvidia-lts-24-04ubuntu-upgrade-linux-image-gcpubuntu-upgrade-linux-image-gcp-6-8ubuntu-upgrade-linux-image-gcp-64kubuntu-upgrade-linux-image-gcp-64k-6-8ubuntu-upgrade-linux-image-gcp-64k-lts-24-04ubuntu-upgrade-linux-image-gcp-lts-24-04ubuntu-upgrade-linux-image-genericubuntu-upgrade-linux-image-generic-6-8ubuntu-upgrade-linux-image-generic-64kubuntu-upgrade-linux-image-generic-64k-6-8ubuntu-upgrade-linux-image-generic-64k-hwe-22-04ubuntu-upgrade-linux-image-generic-64k-hwe-24-04ubuntu-upgrade-linux-image-generic-hwe-22-04ubuntu-upgrade-linux-image-generic-hwe-24-04ubuntu-upgrade-linux-image-generic-lpaeubuntu-upgrade-linux-image-gkeubuntu-upgrade-linux-image-gke-6-8ubuntu-upgrade-linux-image-gke-64kubuntu-upgrade-linux-image-gke-64k-6-8ubuntu-upgrade-linux-image-gkeopubuntu-upgrade-linux-image-gkeop-6-8ubuntu-upgrade-linux-image-ibmubuntu-upgrade-linux-image-ibm-6-8ubuntu-upgrade-linux-image-ibm-classicubuntu-upgrade-linux-image-ibm-lts-24-04ubuntu-upgrade-linux-image-kvmubuntu-upgrade-linux-image-lowlatencyubuntu-upgrade-linux-image-lowlatency-6-11ubuntu-upgrade-linux-image-lowlatency-6-8ubuntu-upgrade-linux-image-lowlatency-64kubuntu-upgrade-linux-image-lowlatency-64k-6-11ubuntu-upgrade-linux-image-lowlatency-64k-6-8ubuntu-upgrade-linux-image-lowlatency-64k-hwe-22-04ubuntu-upgrade-linux-image-lowlatency-64k-hwe-24-04ubuntu-upgrade-linux-image-lowlatency-hwe-22-04ubuntu-upgrade-linux-image-lowlatency-hwe-24-04ubuntu-upgrade-linux-image-nvidiaubuntu-upgrade-linux-image-nvidia-6-8ubuntu-upgrade-linux-image-nvidia-64kubuntu-upgrade-linux-image-nvidia-64k-6-8ubuntu-upgrade-linux-image-nvidia-64k-hwe-22-04ubuntu-upgrade-linux-image-nvidia-hwe-22-04ubuntu-upgrade-linux-image-nvidia-lowlatencyubuntu-upgrade-linux-image-nvidia-lowlatency-6-8ubuntu-upgrade-linux-image-nvidia-lowlatency-64kubuntu-upgrade-linux-image-nvidia-lowlatency-64k-6-8ubuntu-upgrade-linux-image-oem-22-04ubuntu-upgrade-linux-image-oem-22-04aubuntu-upgrade-linux-image-oem-22-04bubuntu-upgrade-linux-image-oem-22-04cubuntu-upgrade-linux-image-oem-22-04dubuntu-upgrade-linux-image-oem-24-04bubuntu-upgrade-linux-image-oracleubuntu-upgrade-linux-image-oracle-6-8ubuntu-upgrade-linux-image-oracle-64kubuntu-upgrade-linux-image-oracle-64k-6-8ubuntu-upgrade-linux-image-oracle-64k-lts-24-04ubuntu-upgrade-linux-image-oracle-lts-24-04ubuntu-upgrade-linux-image-raspiubuntu-upgrade-linux-image-r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References
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