PT-2025-16703

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A NULL pointer exception has been identified in the Linux kernel, specifically in the netlabel component when handling CALIPSO on IPv4 sockets. The issue arises when the netlbl conn...

SUSE CVE-2023-52997

In the Linux kernel, the following vulnerability has been resolved: ipv4: prevent potential spectre v1 gadget in ipmetricsconvert if !type continue; if type RTAXMAX return -EINVAL; ... metricstype - 1 = val; @type being used as an array index, we need to prevent cpu speculation or risk leaking...

USN-7383-2 linux-realtime 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; - x86 architecture; - Block layer subsystem; - Drivers core; - Ublk userspace block driver; -...

USN-7383-1 linux, linux-aws, linux-gcp, linux-gcp-6.8, linux-gke, linux-gkeop, linux-lowlatency, linux-lowlatency-hwe-6.8, linux-nvidia, linux-nvidia-6.8, linux-nvidia-lowlatency, linux-oracle, linux-oracle-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: - ARM64 architecture; - x86 architecture; - Block layer subsystem; - Drivers core; - Ublk userspace block driver; -...

CVE-2023-52996

In the Linux kernel, the following vulnerability has been resolved: ipv4: prevent potential spectre v1 gadget in fibmetricsmatch if !type continue; if type RTAXMAX return false; ... fival = fi-fibmetrics-metricstype - 1; @type being used as an array index, we need to prevent cpu speculation or ri...

SUSE-SU-2025:20164-1 Security update for the Linux Kernel

The SUSE Linux Enterprise Micro 6.0 and 6.1 kernel was updated to receive various security bugfixes. The following security bugs were fixed: - CVE-2023-52778: mptcp: deal with large GSO size bsc1224948. - CVE-2023-52920: bpf: support non-r10 register spill/fill to/from stack in precision tracking...

AZL-60331 CVE-2025-21891 affecting package kernel 5.15.200.1-1

In the Linux kernel, the following vulnerability has been resolved: ipvlan: ensure network headers are in skb linear part syzbot found that ipvlanprocessv6outbound was assuming the IPv6 network header isis present in skb-head 1 Add the needed pskbnetworkmaypull calls for both IPv4 and IPv6...

CVE-2025-21891 ipvlan: ensure network headers are in skb linear part

In the Linux kernel, the following vulnerability has been resolved: ipvlan: ensure network headers are in skb linear part syzbot found that ipvlanprocessv6outbound was assuming the IPv6 network header isis present in skb-head 1 Add the needed pskbnetworkmaypull calls for both IPv4 and IPv6...

CVE-2025-21891

In the Linux kernel, the following vulnerability has been resolved: ipvlan: ensure network headers are in skb linear part syzbot found that ipvlanprocessv6outbound was assuming the IPv6 network header isis present in skb-head 1 Add the needed pskbnetworkmaypull calls for both IPv4 and IPv6...

CVE-2025-21891

The CVE-2025-21891 entry concerns a Linux kernel ipvlan vulnerability where outbound IPv4/IPv6 headers could be read from skb->head if the network header was not in the skb’s linear part. The fix adds pskb_network_may_pull() calls for both IPv4 and IPv6 handlers (ipvlan_core.c: ipvlan_route_v6...

The vulnerability of the ip_tunnel_find() function in the net/ipv4/ip_tunnel.c module of the Linux operating system allows a hacker to cause a service failure.

The vulnerability of the iptunnelfind function in the net/ipv4/iptunnel.c module of the Linux operating system is related to incorrect resource locking. Exploiting this vulnerability could allow an attacker to cause a service failure...

The vulnerability in the `include/net/ip_tunnels.h` header file of the IPv4 protocol implementation in Linux kernel allows a attacker to cause a service failure.

The vulnerability in the include/net/iptunnels.h header file of the IPv4 protocol implementation in Linux operating systems is related to incorrect resource blocking. Exploiting this vulnerability can allow an attacker to cause service failures...

Amazon Linux 2 : python-pip (ALAS-2025-2799)

It is, therefore, affected by a vulnerability as referenced in the ALAS2-2025-2799 advisory. The ipaddress module contained incorrect information about whether certain IPv4 and IPv6 addresses were designated as globally reachable or private. This affected the isprivate and isglobal properties of...

CVE-2025-20146

A vulnerability in the Layer 3 multicast feature of Cisco IOS XR Software for Cisco ASR 9000 Series Aggregation Services Routers, ASR 9902 Compact High-Performance Routers, and ASR 9903 Compact High-Performance Routers could allow an unauthenticated, remote attacker to cause a line card to reset,...

CVE-2025-20142

A vulnerability in the IPv4 access control list ACL feature and quality of service QoS policy feature of Cisco IOS XR Software for Cisco ASR 9000 Series Aggregation Services Routers, ASR 9902 Compact High-Performance Routers, and ASR 9903 Compact High-Performance Routers could allow an...

USN-7344-2: Linux kernel vulnerabilities

Chenyuan Yang discovered that the CEC driver driver in the Linux kernel contained a use-after-free vulnerability. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2024-23848 Attila Szász discovered that the HFS+ file system...

CVE-2025-20144

A vulnerability in the hybrid access control list ACL processing of IPv4 packets in Cisco IOS XR Software could allow an unauthenticated, remote attacker to bypass a configured ACL. This vulnerability is due to incorrect handling of packets when a specific configuration of the hybrid ACL exists. ...

CVE-2025-20142

A vulnerability in the IPv4 access control list ACL feature and quality of service QoS policy feature of Cisco IOS XR Software for Cisco ASR 9000 Series Aggregation Services Routers, ASR 9902 Compact High-Performance Routers, and ASR 9903 Compact High-Performance Routers could allow an...

CVE-2025-20142

A vulnerability in the IPv4 access control list ACL feature and quality of service QoS policy feature of Cisco IOS XR Software for Cisco ASR 9000 Series Aggregation Services Routers, ASR 9902 Compact High-Performance Routers, and ASR 9903 Compact High-Performance Routers could allow an...

CVE-2025-20146

The CVE-2025-20146 entry describes a vulnerability in Cisco IOS XR Software for the ASR 9000 Series, including ASR 9902/9903 routers. The issue stems from incorrect handling of malformed IPv4 multicast packets on line cards where the interface has an IPv4 ACL or QoS policy. An unauthenticated, re...