CVE-2025-71149

creationtimestamp| type| source ---|---|--- 2026-05-10 18:00:00+00:00| seen| https://www.hkcert.org/security-bulletin/ubuntu-linux-kernel-multiple-vulnerabilities20260511...

UBUNTU-CVE-2026-31680

In the Linux kernel, the following vulnerability has been resolved: net: ipv6: flowlabel: defer exclusive option free until RCU teardown ip6flseqshow walks the global flowlabel hash under the seq-file RCU read-side lock and prints fl-opt-optnflen when an option block is present. Exclusive...

UBUNTU-CVE-2026-31495

In the Linux kernel, the following vulnerability has been resolved: netfilter: ctnetlink: use netlink policy range checks Replace manual range and mask validations with netlink policy annotations in ctnetlink code paths, so that the netlink core rejects invalid values early and can generate extac...

UBUNTU-CVE-2026-31515

In the Linux kernel, the following vulnerability has been resolved: afkey: validate families in pfkeysendmigrate syzbot was able to trigger a crash in skbput 1 Issue is that pfkeysendmigrate does not check old/new families, and that setipsecrequest @family argument was truncated, thus possibly...

Exploit for Privilege Context Switching Error in Canonical Ubuntu_Linux

OverlayFS-LPE-Exploit Type...

Ubuntu 20.04 LTS / 22.04 LTS : Linux kernel vulnerabilities (USN-8159-1)

The remote Ubuntu 20.04 LTS / 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-8159-1 advisory. Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update...

CVE-2025-71080

creationtimestamp| type| source ---|---|--- 2026-04-07 18:00:00+00:00| seen| https://www.hkcert.org/security-bulletin/ubuntu-linux-kernel-multiple-vulnerabilities20260408 2026-05-10 18:00:00+00:00| seen| https://www.hkcert.org/security-bulletin/ubuntu-linux-kernel-multiple-vulnerabilities20260511...

CVE-2026-23404

creationtimestamp| type| source ---|---|--- 2026-04-07 18:00:00+00:00| seen| https://www.hkcert.org/security-bulletin/ubuntu-linux-kernel-multiple-vulnerabilities20260408 2026-05-10 18:00:00+00:00| seen| https://www.hkcert.org/security-bulletin/ubuntu-linux-kernel-multiple-vulnerabilities20260511...

CVE-2026-23403

creationtimestamp| type| source ---|---|--- 2026-04-07 18:00:00+00:00| seen| https://www.hkcert.org/security-bulletin/ubuntu-linux-kernel-multiple-vulnerabilities20260408 2026-05-10 18:00:00+00:00| seen| https://www.hkcert.org/security-bulletin/ubuntu-linux-kernel-multiple-vulnerabilities20260511...

CVE-2023-53041

creationtimestamp| type| source ---|---|--- 2026-04-07 18:00:00+00:00| seen| https://www.hkcert.org/security-bulletin/ubuntu-linux-kernel-multiple-vulnerabilities20260408...

UBUNTU-CVE-2026-23465

In the Linux kernel, the following vulnerability has been resolved: btrfs: log new dentries when logging parent dir of a conflicting inode If we log the parent directory of a conflicting inode, we are not logging the new dentries of the directory, so when we finish we have the parent directory's...

CVE-2025-21861

creationtimestamp| type| source ---|---|--- 2026-04-02 17:00:00+00:00| seen| https://www.cert.ssi.gouv.fr/avis/CERTFR-2026-AVI-0397/ 2026-04-07 18:00:00+00:00| seen| https://www.hkcert.org/security-bulletin/ubuntu-linux-kernel-multiple-vulnerabilities20260408 2026-05-10 18:00:00+00:00| seen|...

CVE-2025-23143

creationtimestamp| type| source ---|---|--- 2026-04-02 17:00:00+00:00| seen| https://www.cert.ssi.gouv.fr/avis/CERTFR-2026-AVI-0397/ 2026-04-07 18:00:00+00:00| seen| https://www.hkcert.org/security-bulletin/ubuntu-linux-kernel-multiple-vulnerabilities20260408 2026-05-10 18:00:00+00:00| seen|...

CVE-2025-39845

creationtimestamp| type| source ---|---|--- 2026-04-02 17:00:00+00:00| seen| https://www.cert.ssi.gouv.fr/avis/CERTFR-2026-AVI-0397/ 2026-04-07 18:00:00+00:00| seen| https://www.hkcert.org/security-bulletin/ubuntu-linux-kernel-multiple-vulnerabilities20260408 2026-05-10 18:00:00+00:00| seen|...

CVE-2025-21735

creationtimestamp| type| source ---|---|--- 2026-04-02 17:00:00+00:00| seen| https://www.cert.ssi.gouv.fr/avis/CERTFR-2026-AVI-0397/ 2026-04-07 18:00:00+00:00| seen| https://www.hkcert.org/security-bulletin/ubuntu-linux-kernel-multiple-vulnerabilities20260408 2026-05-10 18:00:00+00:00| seen|...

CVE-2025-39812

creationtimestamp| type| source ---|---|--- 2026-04-02 17:00:00+00:00| seen| https://www.cert.ssi.gouv.fr/avis/CERTFR-2026-AVI-0397/ 2026-04-07 18:00:00+00:00| seen| https://www.hkcert.org/security-bulletin/ubuntu-linux-kernel-multiple-vulnerabilities20260408 2026-05-10 18:00:00+00:00| seen|...

CVE-2025-39844

creationtimestamp| type| source ---|---|--- 2026-04-02 17:00:00+00:00| seen| https://www.cert.ssi.gouv.fr/avis/CERTFR-2026-AVI-0397/ 2026-04-07 18:00:00+00:00| seen| https://www.hkcert.org/security-bulletin/ubuntu-linux-kernel-multiple-vulnerabilities20260408 2026-05-10 18:00:00+00:00| seen|...

CVE-2025-39843

creationtimestamp| type| source ---|---|--- 2026-04-02 17:00:00+00:00| seen| https://www.cert.ssi.gouv.fr/avis/CERTFR-2026-AVI-0397/ 2026-04-07 18:00:00+00:00| seen| https://www.hkcert.org/security-bulletin/ubuntu-linux-kernel-multiple-vulnerabilities20260408 2026-05-10 18:00:00+00:00| seen|...

CVE-2025-39823

creationtimestamp| type| source ---|---|--- 2026-04-02 17:00:00+00:00| seen| https://www.cert.ssi.gouv.fr/avis/CERTFR-2026-AVI-0397/ 2026-04-07 18:00:00+00:00| seen| https://www.hkcert.org/security-bulletin/ubuntu-linux-kernel-multiple-vulnerabilities20260408 2026-05-10 18:00:00+00:00| seen|...

CVE-2025-39848

creationtimestamp| type| source ---|---|--- 2026-04-02 17:00:00+00:00| seen| https://www.cert.ssi.gouv.fr/avis/CERTFR-2026-AVI-0397/ 2026-04-07 18:00:00+00:00| seen| https://www.hkcert.org/security-bulletin/ubuntu-linux-kernel-multiple-vulnerabilities20260408 2026-05-10 18:00:00+00:00| seen|...