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-2020-28018

POC CVE-2020-28018 Introduction The Qualys team has discovered and published 21 critical vulnerabilities in the Exim4 mail server. https://blog.qualys.com/vulnerabilities-research/2021/05/04/21nails-multiple-vulnerabilities-in-exim-mail-server The following link provides detailed technical...

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...

AZL-98441 CVE-2026-14957 affecting package libreswan 4.15-2

In FIPS mode, Libreswan's adddecodedcert function calls CERTExtractPublicKey and asserts that the result is not NULL. However, CERTExtractPublicKey returns NULL when public key extraction fails, for example if the RSA exponent is set to 0. A remote attacker can send a malformed X.509 certificate ...

DEBIAN-CVE-2026-14957

In FIPS mode, Libreswan's adddecodedcert function calls CERTExtractPublicKey and asserts that the result is not NULL. However, CERTExtractPublicKey returns NULL when public key extraction fails, for example if the RSA exponent is set to 0. A remote attacker can send a malformed X.509 certificate ...

CVE-2026-14957

In FIPS mode, Libreswan's adddecodedcert function calls CERTExtractPublicKey and asserts that the result is not NULL. However, CERTExtractPublicKey returns NULL when public key extraction fails, for example if the RSA exponent is set to 0. A remote attacker can send a malformed X.509 certificate ...

CVE-2026-14957

In FIPS mode, Libreswan's adddecodedcert function calls CERTExtractPublicKey and asserts that the result is not NULL. However, CERTExtractPublicKey returns NULL when public key extraction fails, for example if the RSA exponent is set to 0. A remote attacker can send a malformed X.509 certificate ...

UBUNTU-CVE-2026-14957

In FIPS mode, Libreswan's adddecodedcert function calls CERTExtractPublicKey and asserts that the result is not NULL. However, CERTExtractPublicKey returns NULL when public key extraction fails, for example if the RSA exponent is set to 0. A remote attacker can send a malformed X.509 certificate ...

EUVD-2026-69820

In FIPS mode, Libreswan's adddecodedcert function calls CERTExtractPublicKey and asserts that the result is not NULL. However, CERTExtractPublicKey returns NULL when public key extraction fails, for example if the RSA exponent is set to 0. A remote attacker can send a malformed X.509 certificate ...

CVE-2026-14957 FIPS mode assertion failure via malicious CERT payload

In FIPS mode, Libreswan's adddecodedcert function calls CERTExtractPublicKey and asserts that the result is not NULL. However, CERTExtractPublicKey returns NULL when public key extraction fails, for example if the RSA exponent is set to 0. A remote attacker can send a malformed X.509 certificate ...

CVE-2026-14957 FIPS mode assertion failure via malicious CERT payload

In FIPS mode, Libreswan's adddecodedcert function calls CERTExtractPublicKey and asserts that the result is not NULL. However, CERTExtractPublicKey returns NULL when public key extraction fails, for example if the RSA exponent is set to 0. A remote attacker can send a malformed X.509 certificate ...

CVE-2026-14957

CVE-2026-14957 is a denial-of-service vulnerability in Libreswan (an IPsec/IKE implementation for Linux). In FIPS mode , the add_decoded_cert() function calls CERT_ExtractPublicKey() and asserts the result is non-NULL. When public key extraction fails (e.g., RSA exponent set to 0), the assertion ...

CVE-2026-14957

In FIPS mode, Libreswan's adddecodedcert function calls CERTExtractPublicKey and asserts that the result is not NULL. However, CERTExtractPublicKey returns NULL when public key extraction fails, for example if the RSA exponent is set to 0. A remote attacker can send a malformed X.509 certificate ...

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...

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...

reconftw v5.0.0-beta.1

reconFTW reconFTW is a powerful automated reconnaissance tool designed for security researchers and penetration testers. It streamlines the process of gathering intelligence on a target by performing subdomain enumeration, vulnerability scanning, OSINT and more. With a modular design, extensive...

Security Bulletin: IBM QRadar SIEM contains components with known vulnerabilities

Summary Multiple components with known vulnerabilities were addressed in IBM QRadar SIEM Vulnerability Details CVEID:CVE-2026-34477 DESCRIPTION: The fix for CVE-2025-68161 https://logging.apache.org/security.htmlCVE-2025-68161 was incomplete: it addressed hostname verification only when enabled v...

SUSE CVE-2026-72395

In the Linux kernel, the following vulnerability has been resolved: hwmon: pmbus Fix passing events to regulator core Sashiko reports: Commit 754bd2b4a084 "hwmon: pmbus/core Protect regulator operations with mutex" introduced a worker to batch regulator events over time using atomicor. The delaye...

Security Bulletin: IBM QRadar SIEM contains components with known vulnerabilities

Summary Multiple components with known vulnerabilities were addressed in IBM QRadar SIEM Vulnerability Details CVEID:CVE-2025-10911 DESCRIPTION: A use-after-free vulnerability was found in libxslt while parsing xsl nodes that may lead to the dereference of expired pointers and application crash...

SUSE CVE-2026-74609

In the Linux kernel, the following vulnerability has been resolved: tipc: read le-link under the node lock in tipcnodelinkdown tipcnodelinkdown caches the link pointer before taking n-lock: struct tipclink l = le-link; / unlocked / if !l return; tipcnodewritelockn; if !tipclinkisestablishingl /...