CVE-2026-31587

creationtimestamp| type| source ---|---|--- 2026-07-02 05:48:42+00:00| seen| https://www.hkcert.org/security-bulletin/ubuntu-linux-kernel-multiple-vulnerabilities20260702 2026-07-06 05:50:45+00:00| seen| https://www.hkcert.org/security-bulletin/debian-linux-kernel-multiple-vulnerabilities20260706...

CVE-2026-31584

creationtimestamp| type| source ---|---|--- 2026-07-02 05:48:35+00:00| seen| https://www.hkcert.org/security-bulletin/ubuntu-linux-kernel-multiple-vulnerabilities20260702...

CVE-2026-31583

creationtimestamp| type| source ---|---|--- 2026-07-02 05:48:33+00:00| seen| https://www.hkcert.org/security-bulletin/ubuntu-linux-kernel-multiple-vulnerabilities20260702 2026-07-06 05:50:35+00:00| seen| https://www.hkcert.org/security-bulletin/debian-linux-kernel-multiple-vulnerabilities20260706...

CVE-2026-31582

creationtimestamp| type| source ---|---|--- 2026-07-02 05:48:31+00:00| seen| https://www.hkcert.org/security-bulletin/ubuntu-linux-kernel-multiple-vulnerabilities20260702...

CVE-2026-31577

creationtimestamp| type| source ---|---|--- 2026-07-02 05:48:20+00:00| seen| https://www.hkcert.org/security-bulletin/ubuntu-linux-kernel-multiple-vulnerabilities20260702 2026-07-06 05:50:22+00:00| seen| https://www.hkcert.org/security-bulletin/debian-linux-kernel-multiple-vulnerabilities20260706...

CVE-2026-31576

creationtimestamp| type| source ---|---|--- 2026-07-02 05:48:17+00:00| seen| https://www.hkcert.org/security-bulletin/ubuntu-linux-kernel-multiple-vulnerabilities20260702 2026-07-06 05:50:20+00:00| seen| https://www.hkcert.org/security-bulletin/debian-linux-kernel-multiple-vulnerabilities20260706...

CVE-2026-31575

creationtimestamp| type| source ---|---|--- 2026-07-02 05:48:15+00:00| seen| https://www.hkcert.org/security-bulletin/ubuntu-linux-kernel-multiple-vulnerabilities20260702...

CVE-2026-31574

creationtimestamp| type| source ---|---|--- 2026-07-02 05:48:13+00:00| seen| https://www.hkcert.org/security-bulletin/ubuntu-linux-kernel-multiple-vulnerabilities20260702...

CVE-2026-23267

creationtimestamp| type| source ---|---|--- 2026-07-02 05:47:39+00:00| seen| https://www.hkcert.org/security-bulletin/ubuntu-linux-kernel-multiple-vulnerabilities20260702...

CVE-2026-23249

creationtimestamp| type| source ---|---|--- 2026-07-02 05:47:26+00:00| seen| https://www.hkcert.org/security-bulletin/ubuntu-linux-kernel-multiple-vulnerabilities20260702...

CVE-2026-23241

creationtimestamp| type| source ---|---|--- 2026-07-02 05:47:20+00:00| seen| https://www.hkcert.org/security-bulletin/ubuntu-linux-kernel-multiple-vulnerabilities20260702 2026-08-03 05:07:43+00:00| seen| https://www.hkcert.org/security-bulletin/ubuntu-linux-kernel-multiple-vulnerabilities20260803...

CVE-2025-71295

creationtimestamp| type| source ---|---|--- 2026-07-02 05:46:17+00:00| seen| https://www.hkcert.org/security-bulletin/ubuntu-linux-kernel-multiple-vulnerabilities20260702...

CVE-2025-71292

creationtimestamp| type| source ---|---|--- 2026-07-02 05:46:12+00:00| seen| https://www.hkcert.org/security-bulletin/ubuntu-linux-kernel-multiple-vulnerabilities20260702 2026-08-03 05:21:22+00:00| seen| https://www.hkcert.org/security-bulletin/ubuntu-linux-kernel-multiple-vulnerabilities20260803...

CVE-2025-71291

creationtimestamp| type| source ---|---|--- 2026-07-02 05:46:10+00:00| seen| https://www.hkcert.org/security-bulletin/ubuntu-linux-kernel-multiple-vulnerabilities20260702...

CVE-2025-71286

creationtimestamp| type| source ---|---|--- 2026-07-02 05:46:08+00:00| seen| https://www.hkcert.org/security-bulletin/ubuntu-linux-kernel-multiple-vulnerabilities20260702...

CVE-2025-71273

creationtimestamp| type| source ---|---|--- 2026-07-02 05:46:04+00:00| seen| https://www.hkcert.org/security-bulletin/ubuntu-linux-kernel-multiple-vulnerabilities20260702...

CVE-2025-71239

creationtimestamp| type| source ---|---|--- 2026-07-02 05:45:52+00:00| seen| https://www.hkcert.org/security-bulletin/ubuntu-linux-kernel-multiple-vulnerabilities20260702 2026-08-03 05:01:30+00:00| seen| https://www.hkcert.org/security-bulletin/ubuntu-linux-kernel-multiple-vulnerabilities20260803...

CVE-2025-71231

creationtimestamp| type| source ---|---|--- 2026-07-02 05:45:37+00:00| seen| https://www.hkcert.org/security-bulletin/ubuntu-linux-kernel-multiple-vulnerabilities20260702...

USN-8489-1: Linux kernel (OEM) vulnerabilities

It was discovered that the Linux kernel did not properly handle shared page fragments during socket buffer operations, collectively known as Dirty Frag. A logic flaw existed in the XFRM ESP-in-TCP subsystem and in the RxRPC networking subsystem when processing paged fragments. A local attacker...

UBUNTU-CVE-2026-53189

In the Linux kernel, the following vulnerability has been resolved: mm/hugememory: update file PMD counter before folioput splithugepmdlocked updates the file/shmem RSS counter after dropping the PMD mapping's folio reference. If folioput drops the last reference, mmcounterfile can later read fre...