Vulnerability Database

346,350

Total vulnerabilities in the database

CVE-2026-31431 — linux / linux_kernel

Incorrect Resource Transfer Between Spheres

In the Linux kernel, the following vulnerability has been resolved:

crypto: algif_aead - Revert to operating out-of-place

This mostly reverts commit 72548b093ee3 except for the copying of the associated data.

There is no benefit in operating in-place in algif_aead since the source and destination come from different mappings. Get rid of all the complexity added for in-place operation and just copy the AD directly.

  • Published: Apr 22, 2026
  • Updated: May 2, 2026
  • CVE: CVE-2026-31431
  • Severity: High
  • Exploit:

CVSS v3:

  • Severity: High
  • Score: 7.8
  • AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CWEs:

Software From Fixed in
linux / linux_kernel 4.14 5.10.254
linux / linux_kernel 5.11 5.15.204
linux / linux_kernel 5.16 6.1.170
linux / linux_kernel 6.2 6.6.137
linux / linux_kernel 6.7 6.12.85
linux / linux_kernel 6.13 6.18.22
linux / linux_kernel 6.19 6.19.12
linux / linux_kernel 7.0-rc1 7.0-rc1.x
linux / linux_kernel 7.0-rc2 7.0-rc2.x
linux / linux_kernel 7.0-rc3 7.0-rc3.x
linux / linux_kernel 7.0-rc4 7.0-rc4.x
linux / linux_kernel 7.0-rc5 7.0-rc5.x
linux / linux_kernel 7.0-rc6 7.0-rc6.x
redhat / openshift_container_platform 4.0 4.0.x
redhat / enterprise_linux 8.0 8.0.x
redhat / enterprise_linux 9.0 9.0.x
redhat / enterprise_linux 10.0 10.0.x
redhat / enterprise_linux 10.1 10.1.x
debian / debian_linux 11.0 11.0.x
debian / debian_linux 12.0 12.0.x
debian / debian_linux 13.0 13.0.x
opensuse / leap 15.3 15.3.x
opensuse / leap 15.4 15.4.x
opensuse / leap 15.5 15.5.x
opensuse / leap 15.6 15.6.x
suse / caas_platform 4.0 4.0.x
suse / enterprise_storage 6.0 6.0.x
suse / enterprise_storage 7.0 7.0.x
suse / enterprise_storage 7.1 7.1.x
suse / manager_proxy 4.0 4.0.x
suse / manager_proxy 4.1 4.1.x
suse / manager_proxy 4.2 4.2.x
suse / manager_proxy 4.3 4.3.x
suse / manager_retail_branch_server 4.0 4.0.x
suse / manager_retail_branch_server 4.1 4.1.x
suse / manager_retail_branch_server 4.2 4.2.x
suse / manager_retail_branch_server 4.3 4.3.x
suse / manager_server 4.0 4.0.x
suse / manager_server 4.1 4.1.x
suse / manager_server 4.2 4.2.x
suse / manager_server 4.3 4.3.x
suse / openstack_cloud 9.0 9.0.x
suse / openstack_cloud_crowbar 9.0 9.0.x
suse / basesystem_module 15-sp1 15-sp1.x
suse / basesystem_module 15-sp2 15-sp2.x
suse / basesystem_module 15-sp3 15-sp3.x
suse / basesystem_module 15-sp4 15-sp4.x
suse / basesystem_module 15-sp5 15-sp5.x
suse / basesystem_module 15-sp6 15-sp6.x
suse / basesystem_module 15-sp7 15-sp7.x
suse / development_tools_module 15-sp1 15-sp1.x
suse / development_tools_module 15-sp2 15-sp2.x
suse / development_tools_module 15-sp3 15-sp3.x
suse / development_tools_module 15-sp4 15-sp4.x
suse / development_tools_module 15-sp5 15-sp5.x
suse / development_tools_module 15-sp6 15-sp6.x
suse / development_tools_module 15-sp7 15-sp7.x
suse / legacy_module 15-sp7 15-sp7.x
suse / linux_enterprise_desktop 11-sp4 11-sp4.x
suse / linux_enterprise_desktop 12-sp4 12-sp4.x
suse / linux_enterprise_desktop 15-sp1 15-sp1.x
suse / linux_enterprise_desktop 15-sp2 15-sp2.x
suse / linux_enterprise_desktop 15-sp3 15-sp3.x
suse / linux_enterprise_desktop 15-sp4 15-sp4.x
suse / linux_enterprise_desktop 15-sp5 15-sp5.x
suse / linux_enterprise_desktop 15-sp6 15-sp6.x
suse / linux_enterprise_desktop 15-sp7 15-sp7.x
suse / linux_enterprise_high_availability_extension 15-sp4 15-sp4.x
suse / linux_enterprise_high_availability_extension 15-sp6 15-sp6.x
suse / linux_enterprise_high_availability_extension 15-sp7 15-sp7.x
suse / linux_enterprise_high_availability_extension 16.0 16.0.x
suse / linux_enterprise_high_performance_computing 15.0-sp1 15.0-sp1.x
suse / linux_enterprise_high_performance_computing 15.0-sp2 15.0-sp2.x
suse / linux_enterprise_high_performance_computing 15.0-sp3 15.0-sp3.x
suse / linux_enterprise_high_performance_computing 15.0-sp4 15.0-sp4.x
suse / linux_enterprise_high_performance_computing 15.0-sp5 15.0-sp5.x
suse / linux_enterprise_high_performance_computing 15.0-sp6 15.0-sp6.x
suse / linux_enterprise_high_performance_computing 15.0-sp7 15.0-sp7.x
suse / linux_enterprise_live_patching 12-sp5 12-sp5.x
suse / linux_enterprise_live_patching 15-sp4 15-sp4.x
suse / linux_enterprise_live_patching 15-sp5 15-sp5.x
suse / linux_enterprise_live_patching 15-sp6 15-sp6.x
suse / linux_enterprise_live_patching 15-sp7 15-sp7.x
suse / linux_enterprise_micro 5.0 5.0.x
suse / linux_enterprise_micro 5.1 5.1.x
suse / linux_enterprise_micro 5.2 5.2.x
suse / linux_enterprise_micro 5.3 5.3.x
suse / linux_enterprise_micro 5.4 5.4.x
suse / linux_enterprise_micro 5.5 5.5.x
suse / linux_enterprise_real_time 15.0-sp2 15.0-sp2.x
suse / linux_enterprise_real_time 15.0-sp3 15.0-sp3.x
suse / linux_enterprise_real_time 15.0-sp4 15.0-sp4.x
suse / linux_enterprise_real_time 15.0-sp5 15.0-sp5.x
suse / linux_enterprise_real_time 15.0-sp6 15.0-sp6.x
suse / linux_enterprise_real_time 15.0-sp7 15.0-sp7.x
suse / linux_enterprise_server 11-sp4 11-sp4.x
suse / linux_enterprise_server 12-sp4 12-sp4.x
suse / linux_enterprise_server 12-sp5 12-sp5.x
suse / linux_enterprise_server 15-sp1 15-sp1.x
suse / linux_enterprise_server 15-sp2 15-sp2.x
suse / linux_enterprise_server 15-sp3 15-sp3.x
suse / linux_enterprise_server 15-sp4 15-sp4.x
suse / linux_enterprise_server 15-sp5 15-sp5.x
suse / linux_enterprise_server 15-sp6 15-sp6.x
suse / linux_enterprise_server 15-sp7 15-sp7.x
suse / linux_enterprise_server 16.0 16.0.x
suse / linux_enterprise_server 16.1 16.1.x
suse / linux_enterprise_workstation_extension 15-sp7 15-sp7.x
suse / linux_micro 6.0 6.0.x
suse / linux_micro 6.1 6.1.x
suse / linux_micro 6.2 6.2.x
suse / public_cloud_module 15-sp6 15-sp6.x
suse / public_cloud_module 15-sp7 15-sp7.x
suse / realtime_module 15-sp3 15-sp3.x
suse / realtime_module 15-sp4 15-sp4.x
suse / realtime_module 15-sp5 15-sp5.x
suse / realtime_module 15-sp6 15-sp6.x
suse / realtime_module 15-sp7 15-sp7.x
nixos / nixos - 25.11
arista / cloudvision_agni 2024.4.0 2025.2.2.x
arista / cloudvision_portal 2024.2.0 2026.1.0.x
arista / velocloud_edge 4.5.0 6.4.1.x
arista / netvisor_os - 7.1.0
arista / netvisor_os 7.1.0 7.1.0.x
arista / netvisor_os 7.1.0-hotfix7 7.1.0-hotfix7.x
siemens / simatic_s7-1500_cpu_1518-4_pn/dp_mfp_firmware 3.1.5 3.1.5.x
siemens / simatic_s7-1500_cpu_1518f-4_pn/dp_mfp_firmware 3.1.5 3.1.5.x
siemens / siplus_s7-1500_cpu_1518-4_pn/dp_mfp_firmware 3.1.5 3.1.5.x
siemens / simatic_s7-1500_tm_mfp_firmware - 1.1
canonical / ubuntu_linux 14.04 14.04.x
canonical / ubuntu_linux 16.04 16.04.x
canonical / ubuntu_linux 18.04 18.04.x
canonical / ubuntu_linux 20.04 20.04.x
canonical / ubuntu_linux 22.04 22.04.x
canonical / ubuntu_linux 24.04 24.04.x
canonical / ubuntu_linux 25.10 25.10.x

Frequently Asked Questions

A security vulnerability is a weakness in software, hardware, or configuration that can be exploited to compromise confidentiality, integrity, or availability. Many vulnerabilities are tracked as CVEs (Common Vulnerabilities and Exposures), which provide a standardized identifier so teams can coordinate patching, mitigation, and risk assessment across tools and vendors.

CVSS (Common Vulnerability Scoring System) estimates technical severity, but it doesn't automatically equal business risk. Prioritize using context like internet exposure, affected asset criticality, known exploitation (proof-of-concept or in-the-wild), and whether compensating controls exist. A "Medium" CVSS on an exposed, production system can be more urgent than a "Critical" on an isolated, non-production host.

A vulnerability is the underlying weakness. An exploit is the method or code used to take advantage of it. A zero-day is a vulnerability that is unknown to the vendor or has no publicly available fix when attackers begin using it. In practice, risk increases sharply when exploitation becomes reliable or widespread.

Recurring findings usually come from incomplete Asset Discovery, inconsistent patch management, inherited images, and configuration drift. In modern environments, you also need to watch the software supply chain: dependencies, containers, build pipelines, and third-party services can reintroduce the same weakness even after you patch a single host. Unknown or unmanaged assets (often called Shadow IT) are a common reason the same issues resurface.

Use a simple, repeatable triage model: focus first on externally exposed assets, high-value systems (identity, VPN, email, production), vulnerabilities with known exploits, and issues that enable remote code execution or privilege escalation. Then enforce patch SLAs and track progress using consistent metrics so remediation is steady, not reactive.

SynScan combines attack surface monitoring and continuous security auditing to keep your inventory current, flag high-impact vulnerabilities early, and help you turn raw findings into a practical remediation plan.