kernel: ipv4: free net->ipv4.sysctl_local_reserved_ports after unregister_net_sysctl_table()

A flaw was found in the Linux kernel's IPv4 networking component. The ipv4sysctlexitnet function prematurely frees the net-ipv4.sysctllocalreservedports memory. This can lead to a use-after-free vulnerability, where other threads might attempt to access deallocated memory. Such an issue can resul...

kernel: net: bridge: stop fast-leave after deleting a port group

A flaw was found in the Linux kernel's network bridge module. When handling multicast fast-leave, a vulnerability exists where the system may attempt to access a port group after it has been deleted. This can occur if multicast-to-unicast was previously enabled and then disabled, leading to a sta...

K000163171: Linux kernel netfilter vulnerability CVE-2026-53000

Security Advisory Description In the Linux kernel, the following vulnerability has been resolved: netfilter: nat: use kfreercu to release ops Florian Westphal says: "Historically this is not an issue, even for normal base hooks: the data path doesn't use the original nfhookops that are used to...

CVE-2023-20909

creationtimestamp| type| source ---|---|--- 2026-09-02 05:00:04+00:00| seen| Telegram/FxPwD2QYmiA5ZVhY8rKhgPR6q1a7u8sU2ARM9Vm3CjRJJs0 2026-09-03 00:00:43+00:00| published-proof-of-concept| Telegram/FxPwD2QYmiA5ZVhY8rKhgPR6q1a7u8sU2ARM9Vm3CjRJJs0...

CVE-2026-53053

creationtimestamp| type| source ---|---|--- 2026-09-02 04:46:09+00:00| seen| https://www.hkcert.org/security-bulletin/redhat-linux-kernel-multiple-vulnerabilities20260902...

CVE-2026-53153

creationtimestamp| type| source ---|---|--- 2026-09-02 04:46:06+00:00| seen| https://www.hkcert.org/security-bulletin/redhat-linux-kernel-multiple-vulnerabilities20260902 2026-09-15 12:46:43+00:00| seen| https://vulnerability.circl.lu/bundle/0993320a-8372-47e9-a37e-158a64a4e0dc...

CVE-2026-53185

creationtimestamp| type| source ---|---|--- 2026-09-02 04:46:04+00:00| seen| https://www.hkcert.org/security-bulletin/redhat-linux-kernel-multiple-vulnerabilities20260902 2026-09-15 12:46:43+00:00| seen| https://vulnerability.circl.lu/bundle/0993320a-8372-47e9-a37e-158a64a4e0dc...

CVE-2026-53391

creationtimestamp| type| source ---|---|--- 2026-09-02 04:45:58+00:00| seen| https://www.hkcert.org/security-bulletin/redhat-linux-kernel-multiple-vulnerabilities20260902 2026-09-15 12:46:43+00:00| seen| https://vulnerability.circl.lu/bundle/0993320a-8372-47e9-a37e-158a64a4e0dc...

CVE-2026-64418

creationtimestamp| type| source ---|---|--- 2026-09-02 04:45:23+00:00| seen| https://www.hkcert.org/security-bulletin/redhat-linux-kernel-multiple-vulnerabilities20260902 2026-09-15 12:46:43+00:00| seen| https://vulnerability.circl.lu/bundle/0993320a-8372-47e9-a37e-158a64a4e0dc...

CVE-2026-64490

creationtimestamp| type| source ---|---|--- 2026-09-02 04:45:19+00:00| seen| https://www.hkcert.org/security-bulletin/redhat-linux-kernel-multiple-vulnerabilities20260902 2026-09-15 12:46:43+00:00| seen| https://vulnerability.circl.lu/bundle/0993320a-8372-47e9-a37e-158a64a4e0dc...

kernel: net: bridge: stop fast-leave after deleting a port group

A flaw was found in the Linux kernel's network bridge module. When handling multicast fast-leave, a vulnerability exists where the system may attempt to access a port group after it has been deleted. This can occur if multicast-to-unicast was previously enabled and then disabled, leading to a sta...

K000163167: Linux kernel vulnerability CVE-2026-53178

Security Advisory Description In the Linux kernel, the following vulnerability has been resolved: staging: rtl8723bs: rtwmlme: add bounds checks before ielength subtraction Add guards to ensure ielength is large enough before subtracting fixed IE offsets to prevent unsigned integer underflow...

kernel: ipv4: free net->ipv4.sysctl_local_reserved_ports after unregister_net_sysctl_table()

A flaw was found in the Linux kernel's IPv4 networking component. The ipv4sysctlexitnet function prematurely frees the net-ipv4.sysctllocalreservedports memory. This can lead to a use-after-free vulnerability, where other threads might attempt to access deallocated memory. Such an issue can resul...

kernel: net: bridge: stop fast-leave after deleting a port group

A flaw was found in the Linux kernel's network bridge module. When handling multicast fast-leave, a vulnerability exists where the system may attempt to access a port group after it has been deleted. This can occur if multicast-to-unicast was previously enabled and then disabled, leading to a sta...

Important: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

kernel: net: bridge: stop fast-leave after deleting a port group

A flaw was found in the Linux kernel's network bridge module. When handling multicast fast-leave, a vulnerability exists where the system may attempt to access a port group after it has been deleted. This can occur if multicast-to-unicast was previously enabled and then disabled, leading to a sta...

Unity Linux 20.1050e / 20.1070-8ae / 20.1070e Security Update: kernel (UTSA-2026-105428)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-105428 advisory. In the Linux kernel, the following vulnerability has been resolved: testfirmware: fix memory leak in testfirmwareinit When miscregister failed in testfirmwareinit, t...

RHEL 8 : kernel (RHSA-2026:62372)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:62372 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: net: bridge: stop fast-leave after...

The vulnerability of the ipc_idr_alloc() function in the Linux operating system allows a hacker to increase their privileges.

The vulnerability of the ipcidralloc function in the Linux operating system is related to improper memory release. Exploiting this vulnerability can allow an attacker to enhance their privileges...

kernel-devel-7.2.2-1.1 on GA media (moderate)

kernel-devel-7.2.2-1.1 on GA media Announcement ID: openSUSE-SU-2026:11648-1 Rating: moderate Cross-References: CVE-2026-80590 CVSS scores: CVE-2026-80590 SUSE : 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVE-2026-80590 SUSE : 6.8...