USN-7906-1

Details

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:

x86 architecture;
Cryptographic API;
Android drivers;
TTY drivers;
F2FS file system;
9P file system network protocol; (CVE-2025-40025, CVE-2025-40026, CVE-2025-40027, CVE-2025-40028, CVE-2025-40108, CVE-2025-40109)

Affected Packages

linux

Ubuntu 25.10

Fixed in:

6.17.0-7.7

linux-aws

Ubuntu 25.10

Fixed in:

6.17.0-1004.4

linux-realtime

Ubuntu 25.10

Fixed in:

6.17.0-1003.4

References

REPORThttps://ubuntu.com/security/CVE-2025-40025 REPORThttps://ubuntu.com/security/CVE-2025-40026 REPORThttps://ubuntu.com/security/CVE-2025-40027 REPORThttps://ubuntu.com/security/CVE-2025-40028 REPORThttps://ubuntu.com/security/CVE-2025-40108 REPORThttps://ubuntu.com/security/CVE-2025-40109 ADVISORYhttps://ubuntu.com/security/notices/USN-7906-1

USN-7906-1

Details

Affected Packages

References

Upstream

Ecosystems

Timeline