CVE-2026-43089

CVE-2026-43089 : In the Linux kernel, the xfrm_user component exposes an information-disclosure vulnerability caused by a one-byte padding hole in struct xfrm_usersa_id that was not zeroed before copying to userspace. The fix zeros the entire structure before setting fields (build_mapping path). ...

CVE-2026-43199: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix "scheduling while atomic" in IPsec MAC address query Fix a "scheduling while atomic" bug in mlx5eipsecinitmacs by replacing mlx5querymacaddress with etheraddrcopy to get the local MAC address directly from...

Cisco Firepower Threat Defense (FTD) Software ESP Packet Processing DoS (cisco-sa-asaftd-esp-dos-uv7yD8P5)

According to its self-reported version, Cisco Secure Firewall Threat Defense FTD Software is affected by a vulnerability. - A vulnerability in the processing of Galois/Counter Mode GCM-encrypted Internet Key Exchange version 2 IKEv2 IPsec traffic of Cisco Secure Firewall Adaptive Security Applian...

SUSE CVE-2026-31663

In the Linux kernel, the following vulnerability has been resolved: xfrm: hold dev ref until after transportfinish NFHOOK After async crypto completes, xfrminputresume calls devput immediately on re-entry before the skb reaches transportfinish. The skb-dev pointer is then used inside NFHOOK and i...

EUVD-2026-25556

In the Linux kernel, the following vulnerability has been resolved: xfrm: hold dev ref until after transportfinish NFHOOK After async crypto completes, xfrminputresume calls devput immediately on re-entry before the skb reaches transportfinish. The skb-dev pointer is then used inside NFHOOK and i...

SUSE 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...

AZL-83279 CVE-2026-31518 affecting package kernel for versions less than 6.6.134.1-2

In the Linux kernel, the following vulnerability has been resolved: esp: fix skb leak with espintcp and async crypto When the TX queue for espintcp is full, espoutputtailtcp will return an error and not free the skb, because with synchronous crypto, the common xfrm output code will drop the packe...

CVE-2026-31515

CVE-2026-31515 affects the Linux kernel and is resolved by validating address families in pfkey_send_migrate(); the flaw allowed overfilling the skb when processing requests due to truncation of the @family argument in set_ipsecrequest. SYZBOT demonstrated a crash in skb_put(), leading to a kerne...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013030)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013030 advisory. In the Linux kernel, the following vulnerability has been resolved: net: usb: qmiwwan: initialize MAC header offset in qmimuxrxfixup Raw IP packets have no MAC heade...

Quantum-Safe IPsec in the Banking Industry

The emergence of Cryptographically Relevant Quantum Computers CRQCs presents a critical threat to classical cryptographic systems, particularly widely adopted protocols such as RSA, Diffie-Hellman DH, and Elliptic Curve Cryptography ECC. Given their extensive use in the financial sector, the adve...

EUVD-2026-21197

An Improper Validation of Syntactic Correctness of Input vulnerability in the IPsec library used by kmd and iked of Juniper Networks Junos OS on SRX Series and MX Series allows an unauthenticated, network-based attacker to cause a complete Denial-of-Service DoS. If an affected device receives a...

CVE-2026-33778

An Improper Validation of Syntactic Correctness of Input vulnerability in the IPsec library used by kmd and iked of Juniper Networks Junos OS on SRX Series and MX Series allows an unauthenticated, network-based attacker to cause a complete Denial-of-Service DoS. If an affected device receives a...

CVE-2026-33778 Junos OS: SRX Series, MX Series: When a specifically malformed first ISAKMP packet is received kmd/iked crashes

An Improper Validation of Syntactic Correctness of Input vulnerability in the IPsec library used by kmd and iked of Juniper Networks Junos OS on SRX Series and MX Series allows an unauthenticated, network-based attacker to cause a complete Denial-of-Service DoS. If an affected device receives a...

CVE-2026-33778 Junos OS: SRX Series, MX Series: When a specifically malformed first ISAKMP packet is received kmd/iked crashes

An Improper Validation of Syntactic Correctness of Input vulnerability in the IPsec library used by kmd and iked of Juniper Networks Junos OS on SRX Series and MX Series allows an unauthenticated, network-based attacker to cause a complete Denial-of-Service DoS. If an affected device receives a...

CVE-2026-33778: Improper Validation of Syntactic Correctness of Input

An Improper Validation of Syntactic Correctness of Input vulnerability in the IPsec library used by kmd and iked of Juniper Networks Junos OS on SRX Series and MX Series allows an unauthenticated, network-based attacker to cause a complete Denial-of-Service DoS. If an affected device receives a...

PT-2026-31800

An Improper Validation of Syntactic Correctness of Input vulnerability in the IPsec library used by kmd and iked of Juniper Networks Junos OS on SRX Series and MX Series allows an unauthenticated, network-based attacker to cause a complete Denial-of-Service DoS. If an affected device receives a...

CVE-2026-34992

Antrea is a Kubernetes networking solution intended to be Kubernetes native. Prior to 2.4.5 and 2.5.2, a missing encryption vulnerability affects inter-Node Pod traffic. In Antrea clusters configured for dual-stack networking with IPsec encryption enabled trafficEncryptionMode: ipsec, Antrea fail...

Endian Firewall remark parameter cross-site scripting vulnerability (CNVD-2026-18375)

Endian Firewall is a network security firewall system from Endian. A cross-site scripting vulnerability exists in the Endian Firewall remark parameter, which stems from improper handling of the remark parameter in /manage/ipsec/, and can be exploited by an attacker to inject malicious script and...

CVE-2026-34992: Missing Encryption of Sensitive Data

Antrea is a Kubernetes networking solution intended to be Kubernetes native. Prior to 2.4.5 and 2.5.2, a missing encryption vulnerability affects inter-Node Pod traffic. In Antrea clusters configured for dual-stack networking with IPsec encryption enabled trafficEncryptionMode: ipsec, Antrea fail...

PT-2026-35023

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An information leak exists in the build report function within xfrm user. The struct xfrm user report contains a u8 proto field followed by a struct xfrm selector, resulting in three byt...