========================================================================== Ubuntu Security Notice USN-8279-1 May 19, 2026
linux, linux-aws, linux-aws-5.15, linux-aws-fips, linux-fips, linux-gcp, linux-gcp-fips, linux-gke, linux-gkeop, linux-hwe-5.15, linux-ibm, linux-ibm-5.15, linux-intel-iotg, linux-intel-iotg-5.15, linux-kvm, linux-nvidia, linux-nvidia-tegra, linux-nvidia-tegra-5.15, linux-oracle, linux-raspi, linux-realtime vulnerabilities ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 22.04 LTS - Ubuntu 20.04 LTS Summary: Several security issues were fixed in the Linux kernel. Software Description: - linux: Linux kernel - linux-aws: Linux kernel for Amazon Web Services (AWS) systems - linux-aws-fips: Linux kernel for Amazon Web Services (AWS) systems with FIPS - linux-fips: Linux kernel with FIPS - linux-gcp: Linux kernel for Google Cloud Platform (GCP) systems- linux-gcp-fips: Linux kernel for Google Cloud Platform (GCP) systems with FIPS
- linux-gke: Linux kernel for Google Container Engine (GKE) systems
- linux-gkeop: Linux kernel for Google Container Engine (GKE) systems
- linux-ibm: Linux kernel for IBM cloud systems
- linux-intel-iotg: Linux kernel for Intel IoT platforms
- linux-kvm: Linux kernel for cloud environments
- linux-nvidia: Linux kernel for NVIDIA systems
- linux-nvidia-tegra: Linux kernel for NVIDIA Tegra systems
- linux-oracle: Linux kernel for Oracle Cloud systems
- linux-raspi: Linux kernel for Raspberry Pi systems
- linux-realtime: Linux kernel for Real-time systems
- linux-aws-5.15: Linux kernel for Amazon Web Services (AWS) systems
- linux-hwe-5.15: Linux hardware enablement (HWE) kernel
- linux-ibm-5.15: Linux kernel for IBM cloud systems
- linux-intel-iotg-5.15: Linux kernel for Intel IoT platforms
- linux-nvidia-tegra-5.15: Linux kernel for NVIDIA Tegra systems
Details:
It was discovered that the Linux kernel algif_aead module did not properly
handle in-place cryptographic operations. This flaw is known as Copy Fail.
A local attacker could use this to escalate privileges, or possibly escape
a container. (CVE-2026-31431)
Several security issues were discovered in the Linux kernel.
An attacker could possibly use these to compromise the system.
This update corrects flaws in the following subsystems:
- Cryptographic API;
- Ethernet bonding driver;
- SMB network file system;
- Netfilter;
- io_uring subsystem;
- Packet sockets;
- TLS protocol;
(CVE-2024-35862, CVE-2024-50060, CVE-2026-23274, CVE-2026-23351,
CVE-2026-31419, CVE-2026-31504, CVE-2026-31533, CVE-2026-43033,
CVE-2026-43077, CVE-2026-43078)
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 22.04 LTS
linux-image-5.15.0-1060-nvidia-tegra 5.15.0-1060.60
linux-image-5.15.0-1060-nvidia-tegra-rt 5.15.0-1060.60
linux-image-5.15.0-1091-gkeop 5.15.0-1091.99
linux-image-5.15.0-1100-kvm 5.15.0-1100.105
linux-image-5.15.0-1102-ibm 5.15.0-1102.105
linux-image-5.15.0-1102-raspi 5.15.0-1102.105
linux-image-5.15.0-1103-intel-iotg 5.15.0-1103.109
linux-image-5.15.0-1103-nvidia 5.15.0-1103.104
linux-image-5.15.0-1103-nvidia-lowlatency 5.15.0-1103.104
linux-image-5.15.0-1104-gke 5.15.0-1104.110
linux-image-5.15.0-1105-oracle 5.15.0-1105.111
linux-image-5.15.0-1107-realtime 5.15.0-1107.116
Available with Ubuntu Pro
linux-image-5.15.0-1108-aws 5.15.0-1108.115
linux-image-5.15.0-1108-aws-64k 5.15.0-1108.115
linux-image-5.15.0-1108-aws-fips 5.15.0-1108.115+fips1
Available with Ubuntu Pro
linux-image-5.15.0-1108-gcp 5.15.0-1108.117
linux-image-5.15.0-1108-gcp-fips 5.15.0-1108.117+fips1
Available with Ubuntu Pro
linux-image-5.15.0-179-fips 5.15.0-179.189+fips1
Available with Ubuntu Pro
linux-image-5.15.0-179-generic 5.15.0-179.189
linux-image-5.15.0-179-generic-64k 5.15.0-179.189
linux-image-5.15.0-179-generic-lpae 5.15.0-179.189
linux-image-aws-5.15 5.15.0.1108.111
linux-image-aws-64k-5.15 5.15.0.1108.111
linux-image-aws-64k-lts-22.04 5.15.0.1108.111
linux-image-aws-fips 5.15.0.1108.104
Available with Ubuntu Pro
linux-image-aws-fips-5.15 5.15.0.1108.104
Available with Ubuntu Pro
linux-image-aws-lts-22.04 5.15.0.1108.111
linux-image-fips 5.15.0.179.105
Available with Ubuntu Pro
linux-image-fips-5.15 5.15.0.179.105
Available with Ubuntu Pro
linux-image-gcp-5.15 5.15.0.1108.104
linux-image-gcp-fips 5.15.0.1108.98
Available with Ubuntu Pro
linux-image-gcp-fips-5.15 5.15.0.1108.98
Available with Ubuntu Pro
linux-image-gcp-lts-22.04 5.15.0.1108.104
linux-image-generic 5.15.0.179.163
linux-image-generic-5.15 5.15.0.179.163
linux-image-generic-64k 5.15.0.179.163
linux-image-generic-64k-5.15 5.15.0.179.163
linux-image-generic-lpae 5.15.0.179.163
linux-image-generic-lpae-5.15 5.15.0.179.163
linux-image-gke 5.15.0.1104.103
linux-image-gke-5.15 5.15.0.1104.103
linux-image-gkeop 5.15.0.1091.90
linux-image-gkeop-5.15 5.15.0.1091.90
linux-image-ibm 5.15.0.1102.98
linux-image-ibm-5.15 5.15.0.1102.98
linux-image-intel-iotg 5.15.0.1103.102
linux-image-intel-iotg-5.15 5.15.0.1103.102
linux-image-kvm 5.15.0.1100.96
linux-image-kvm-5.15 5.15.0.1100.96
linux-image-nvidia 5.15.0.1103.103
linux-image-nvidia-5.15 5.15.0.1103.103
linux-image-nvidia-lowlatency 5.15.0.1103.103
linux-image-nvidia-lowlatency-5.15 5.15.0.1103.103
linux-image-nvidia-tegra 5.15.0.1060.60
linux-image-nvidia-tegra-5.15 5.15.0.1060.60
linux-image-nvidia-tegra-rt 5.15.0.1060.60
linux-image-nvidia-tegra-rt-5.15 5.15.0.1060.60
linux-image-oracle-5.15 5.15.0.1105.101
linux-image-oracle-lts-22.04 5.15.0.1105.101
linux-image-raspi 5.15.0.1102.100
linux-image-raspi-5.15 5.15.0.1102.100
linux-image-raspi-nolpae 5.15.0.1102.100
linux-image-realtime 5.15.0.1107.111
Available with Ubuntu Pro
linux-image-realtime-5.15 5.15.0.1107.111
Available with Ubuntu Pro
linux-image-virtual 5.15.0.179.163
linux-image-virtual-5.15 5.15.0.179.163
Ubuntu 20.04 LTS
linux-image-5.15.0-1060-nvidia-tegra 5.15.0-1060.60~20.04.1
Available with Ubuntu Pro
linux-image-5.15.0-1060-nvidia-tegra-rt 5.15.0-1060.60~20.04.1
Available with Ubuntu Pro
linux-image-5.15.0-1102-ibm 5.15.0-1102.105~20.04.1
Available with Ubuntu Pro
linux-image-5.15.0-1103-intel-iotg 5.15.0-1103.109~20.04.1
Available with Ubuntu Pro
linux-image-5.15.0-1108-aws 5.15.0-1108.115~20.04.1
Available with Ubuntu Pro
linux-image-5.15.0-179-generic 5.15.0-179.189~20.04.1
Available with Ubuntu Pro
linux-image-5.15.0-179-generic-64k 5.15.0-179.189~20.04.1
Available with Ubuntu Pro
linux-image-5.15.0-179-generic-lpae 5.15.0-179.189~20.04.1
Available with Ubuntu Pro
linux-image-aws 5.15.0.1108.115~20.04.1
Available with Ubuntu Pro
linux-image-aws-5.15 5.15.0.1108.115~20.04.1
Available with Ubuntu Pro
linux-image-generic-5.15 5.15.0.179.189~20.04.1
Available with Ubuntu Pro
linux-image-generic-64k-5.15 5.15.0.179.189~20.04.1
Available with Ubuntu Pro
linux-image-generic-64k-hwe-20.04 5.15.0.179.189~20.04.1
Available with Ubuntu Pro
linux-image-generic-hwe-20.04 5.15.0.179.189~20.04.1
Available with Ubuntu Pro
linux-image-generic-lpae-5.15 5.15.0.179.189~20.04.1
Available with Ubuntu Pro
linux-image-generic-lpae-hwe-20.04 5.15.0.179.189~20.04.1
Available with Ubuntu Pro
linux-image-ibm 5.15.0.1102.105~20.04.1
Available with Ubuntu Pro
linux-image-ibm-5.15 5.15.0.1102.105~20.04.1
Available with Ubuntu Pro
linux-image-intel 5.15.0.1103.109~20.04.1
Available with Ubuntu Pro
linux-image-intel-iotg 5.15.0.1103.109~20.04.1
Available with Ubuntu Pro
linux-image-intel-iotg-5.15 5.15.0.1103.109~20.04.1
Available with Ubuntu Pro
linux-image-nvidia-tegra 5.15.0.1060.60~20.04.1
Available with Ubuntu Pro
linux-image-nvidia-tegra-5.15 5.15.0.1060.60~20.04.1
Available with Ubuntu Pro
linux-image-nvidia-tegra-rt 5.15.0.1060.60~20.04.1
Available with Ubuntu Pro
linux-image-nvidia-tegra-rt-5.15 5.15.0.1060.60~20.04.1
Available with Ubuntu Pro
linux-image-oem-20.04 5.15.0.179.189~20.04.1
Available with Ubuntu Pro
linux-image-oem-20.04b 5.15.0.179.189~20.04.1
Available with Ubuntu Pro
linux-image-oem-20.04c 5.15.0.179.189~20.04.1
Available with Ubuntu Pro
linux-image-oem-20.04d 5.15.0.179.189~20.04.1
Available with Ubuntu Pro
linux-image-virtual-5.15 5.15.0.179.189~20.04.1
Available with Ubuntu Pro
linux-image-virtual-hwe-20.04 5.15.0.179.189~20.04.1
Available with Ubuntu Pro
After a standard system update you need to reboot your computer to make
all the necessary changes.
ATTENTION: Due to an unavoidable ABI change the kernel updates have
been given a new version number, which requires you to recompile and
reinstall all third party kernel modules you might have installed.
Unless you manually uninstalled the standard kernel metapackages
(e.g. linux-generic, linux-generic-lts-RELEASE, linux-virtual,
linux-powerpc), a standard system upgrade will automatically perform
this as well.
References:
https://ubuntu.com/security/notices/USN-8279-1
CVE-2024-35862, CVE-2024-50060, CVE-2026-23274, CVE-2026-23351,
CVE-2026-31419, CVE-2026-31431, CVE-2026-31504, CVE-2026-31533,
CVE-2026-43033, CVE-2026-43077, CVE-2026-43078
Package Information:
https://launchpad.net/ubuntu/+source/linux/5.15.0-179.189
https://launchpad.net/ubuntu/+source/linux-aws/5.15.0-1108.115
https://launchpad.net/ubuntu/+source/linux-aws-fips/5.15.0-1108.115+fips1
https://launchpad.net/ubuntu/+source/linux-fips/5.15.0-179.189+fips1
https://launchpad.net/ubuntu/+source/linux-gcp/5.15.0-1108.117
https://launchpad.net/ubuntu/+source/linux-gcp-fips/5.15.0-1108.117+fips1
https://launchpad.net/ubuntu/+source/linux-gke/5.15.0-1104.110
https://launchpad.net/ubuntu/+source/linux-gkeop/5.15.0-1091.99
https://launchpad.net/ubuntu/+source/linux-ibm/5.15.0-1102.105
https://launchpad.net/ubuntu/+source/linux-intel-iotg/5.15.0-1103.109
https://launchpad.net/ubuntu/+source/linux-kvm/5.15.0-1100.105
https://launchpad.net/ubuntu/+source/linux-nvidia/5.15.0-1103.104
https://launchpad.net/ubuntu/+source/linux-nvidia-tegra/5.15.0-1060.60
https://launchpad.net/ubuntu/+source/linux-oracle/5.15.0-1105.111
https://launchpad.net/ubuntu/+source/linux-raspi/5.15.0-1102.105
https://launchpad.net/ubuntu/+source/linux-realtime/5.15.0-1107.116
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