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:
- S390 architecture;
- Cryptographic API;
- GPU drivers;
- Ethernet bonding driver;
- Microsoft Azure Network Adapter (MANA) driver;
- Network file system (NFS) server daemon;
- Distributed Switch Architecture;
- Netfilter;
- Control group (cgroup);
- Kernel kexec() syscall;
- Memory management;
- MAC80211 subsystem;
- Multipath TCP;
- Packet sockets;
- TLS protocol;
- Unix domain sockets;
(CVE-2025-71088, CVE-2025-71090, CVE-2025-71127, CVE-2025-71134,
CVE-2025-71139, CVE-2025-71141, CVE-2025-71142, CVE-2025-71144,
CVE-2025-71152, CVE-2025-71155, CVE-2026-23274, CVE-2026-23351,
CVE-2026-23394, CVE-2026-23454, CVE-2026-31419, CVE-2026-31504,
CVE-2026-31533, CVE-2026-43033, CVE-2026-43077, CVE-2026-43078,
CVE-2026-43276)