Ubuntu 22.04 LTS : Linux kernel (HWE) vulnerabilities (USN-7801-1)

"The remote Ubuntu 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7801-1 advisory. Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws i...

SUSE CVE-2023-53477

In the Linux kernel, the following vulnerability has been resolved: ipv6: Add lwtunnel encap size of all siblings in nexthop calculation In function rt6nlmsgsize, the length of nexthop is calculated by multipling the nexthop length of fib6info and the number of siblings. However if the fib6info h...

USN-7801-1 linux-hwe-6.8 vulnerabilities

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: - ARM32 architecture; - ARM64 architecture; - x86 architecture; - Compute Acceleration Framework; - Bus devices; - AM...

Cisco Access Point Software Intermittent IPv6 Gateway Change (cisco-sa-ap-ipv6-gw-tUAzpn9O)

According to its self-reported version, Cisco Access Point Software Intermittent IPv6 Gateway Change is affected by a vulnerability. - A vulnerability in the IPv6 Router Advertisement RA packet processing of Cisco Access Point Software could allow an unauthenticated, adjacent attacker to modify t...

SUSE CVE-2023-53500

In the Linux kernel, the following vulnerability has been resolved: xfrm: fix slab-use-after-free in decodesession6 When the xfrm device is set to the qdisc of the sfb type, the cb field of the sent skb may be modified during enqueuing. Then, slab-use-after-free may occur when the xfrm device sen...

SUSE CVE-2025-9232

Issue summary: An application using the OpenSSL HTTP client API functions may trigger an out-of-bounds read if the 'noproxy' environment variable is set and the host portion of the authority component of the HTTP URL is an IPv6 address. Impact summary: An out-of-bounds read can trigger a crash...

USN-7774-4 linux-kvm vulnerabilities

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: - ARM64 architecture; - PowerPC architecture; - x86 architecture; - ACPI drivers; - Serial ATA and Parallel ATA...

[SECURITY] Fedora 41 Update: bird-3.1.4-1.fc41

BIRD is a dynamic IP routing daemon supporting both, IPv4 and IPv6, Border Gateway Protocol BGPv4, Routing Information Protocol RIPv2, RIPng, Open Shortest Path First protocol OSPFv2, OSPFv3, Babel Routing Protocol Babel, Bidirectional Forwarding Detection BFD, IPv6 router advertisements, static...

CVE-2023-53500

In the Linux kernel, the following vulnerability has been resolved: xfrm: fix slab-use-after-free in decodesession6 When the xfrm device is set to the qdisc of the sfb type, the cb field of the sent skb may be modified during enqueuing. Then, slab-use-after-free may occur when the xfrm device sen...

UBUNTU-CVE-2023-53500

In the Linux kernel, the following vulnerability has been resolved: xfrm: fix slab-use-after-free in decodesession6 When the xfrm device is set to the qdisc of the sfb type, the cb field of the sent skb may be modified during enqueuing. Then, slab-use-after-free may occur when the xfrm device sen...

UBUNTU-CVE-2023-53477

In the Linux kernel, the following vulnerability has been resolved: ipv6: Add lwtunnel encap size of all siblings in nexthop calculation In function rt6nlmsgsize, the length of nexthop is calculated by multipling the nexthop length of fib6info and the number of siblings. However if the fib6info h...

CVE-2023-53500 xfrm: fix slab-use-after-free in decode_session6

In the Linux kernel, the following vulnerability has been resolved: xfrm: fix slab-use-after-free in decodesession6 When the xfrm device is set to the qdisc of the sfb type, the cb field of the sent skb may be modified during enqueuing. Then, slab-use-after-free may occur when the xfrm device sen...

CVE-2023-53500

CVE-2023-53500 concerns the Linux kernel xfrm path. The issue is a slab-use-after-free in decode_session6 that can occur when an xfrm device is enqueued on a qdisc of type sfb, where the skb cb field may be modified during transmission. This leads to a use-after-free on the skb’s memory during IP...

CVE-2023-53477

Summary of CVE-2023-53477 (Linux kernel) Affects: Linux kernel; vulnerability lies in IPv6 nexthop length calculation during route changes when lwtunnel is present on siblings but not in fib6_info, causing a mismatch and warning in inet6_rt_notify. Root cause: In rt6_nlmsg_size(), nexthop length ...

CVE-2023-53477 ipv6: Add lwtunnel encap size of all siblings in nexthop calculation

In the Linux kernel, the following vulnerability has been resolved: ipv6: Add lwtunnel encap size of all siblings in nexthop calculation In function rt6nlmsgsize, the length of nexthop is calculated by multipling the nexthop length of fib6info and the number of siblings. However if the fib6info h...

Moderate: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support, Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions, and Red Hat Enterprise Linux 8.6 Telecommunications Update Service. Red Hat Product Security has rated this update as...

kernel: ipv6: mcast: extend RCU protection in igmp6_send()

In the Linux kernel, the following vulnerability has been resolved: ipv6: mcast: extend RCU protection in igmp6send igmp6send can be called without RTNL or RCU being held. Extend RCU protection so that we can safely fetch the net pointer and avoid a potential UAF. Note that we no longer can use...

OpenSSL 3.2.0 < 3.2.6 Multiple Vulnerabilities

The version of OpenSSL installed on the remote host is prior to 3.2.6. It is, therefore, affected by multiple vulnerabilities as referenced in the 3.2.6 advisory. - Issue summary: A timing side-channel which could potentially allow remote recovery of the private key exists in the SM2 algorithm...

OpenSSL DoS Vulnerability (20250930, CVE-2025-9232) - Linux

OpenSSL is prone to a denial of service DoS vulnerability due to an out-of-bounds read in HTTP client noproxy handling. SPDX-FileCopyrightText: 2025 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders...

RHEL 8 : kernel (RHSA-2025:17124)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:17124 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: ipv6: mcast: extend RCU...