Moderate: libreswan security update

Libreswan is an implementation of IPsec and IKE for Linux. IPsec is the Internet Protocol Security and uses strong cryptography to provide both authentication and encryption services. These services allow you to build secure tunnels through untrusted networks such as virtual private network VPN...

libreswan security update

4.12-1.0.1 - Add libreswan-oracle.patch to detect Oracle Linux distro 4.12-1 - Update to 4.12 to fix CVE-2023-38710, CVE-2023-38711, CVE-2023-38712 - Resolves: rhbz2215956 4.9-5 - Just bumping up the version to include bugs for CVE-2023-2295. There is no code fix for it. Fix for it is including t...

libreswan: Invalid IKEv1 Quick Mode ID causes restart

A NULL pointer dereference flaw was found in Libreswan when processing IKEv1 Quick Mode requests. When an IKEv1 Quick Mode connection configured with IDIPV4ADDR or IDIPV6ADDR receives an IDcr payload with IDFQDN, it triggers a NULL pointer dereference error. This flaw allows a malicious client or...

libreswan: Invalid IKEv1 repeat IKE SA delete causes crash and restart

A NULL pointer dereference vulnerability was found in the Libreswan package. When an IKEv1 ISAKMP SA Informational Exchange packet contains a Delete/Notify payload followed by further Notifies that act on the ISAKMP SA, such as a duplicated Delete/Notify message, a NULL pointer dereference on the...

libreswan: Invalid IKEv2 REKEY proposal causes restart

An assertion failure flaw was found in the Libreswan package that occurs when processing IKEv2 REKEY requests. When an IKEv2 Child SA REKEY packet contains an invalid IPsec protocol ID number of 0 or 1, an error notification INVALIDSPI is sent back. The notify payload's protocol ID is copied from...

Moderate: Red Hat Security Advisory: libreswan security update

An update for libreswan is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from...

Moderate: libreswan security update

Libreswan is an implementation of IPsec and IKE for Linux. IPsec is the Internet Protocol Security and uses strong cryptography to provide both authentication and encryption services. These services allow you to build secure tunnels through untrusted networks such as virtual private network VPN...

RHEL 9 : libreswan (RHSA-2023:6549)

The remote Redhat Enterprise Linux 9 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2023:6549 advisory. Libreswan is an implementation of IPsec and IKE for Linux. IPsec is the Internet Protocol Security and uses strong cryptography to provide...

ALSA-2023:6549 Moderate: libreswan security update

Libreswan is an implementation of IPsec and IKE for Linux. IPsec is the Internet Protocol Security and uses strong cryptography to provide both authentication and encryption services. These services allow you to build secure tunnels through untrusted networks such as virtual private network VPN...

Rocky Linux 8 : libreswan (RLSA-2022:0199)

The remote Rocky Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RLSA-2022:0199 advisory. - Libreswan 4.2 through 4.5 allows remote attackers to cause a denial of service NULL pointer dereference and daemon crash via a crafted IKEv1 packet because...

SUSE CVE-2015-3204

libreswan 3.9 through 3.12 allows remote attackers to cause a denial of service daemon restart via an IKEv1 packet with 1 unassigned bits set in the IPSEC DOI value or 2 the next payload value set to ISAKMPNEXTSAK...

SUSE CVE-2019-10155

The Libreswan Project has found a vulnerability in the processing of IKEv1 informational exchange packets which are encrypted and integrity protected using the established IKE SA encryption and integrity keys, but as a receiver, the integrity check value was not verified. This issue affects...

SUSE CVE-2020-1763

An out-of-bounds buffer read flaw was found in the pluto daemon of libreswan from versions 3.27 till 3.31 where, an unauthenticated attacker could use this flaw to crash libreswan by sending specially-crafted IKEv1 Informational Exchange packets. The daemon respawns after the crash...

SUSE CVE-2022-23094

Libreswan 4.2 through 4.5 allows remote attackers to cause a denial of service NULL pointer dereference and daemon crash via a crafted IKEv1 packet because pluto/ikev1.c wrongly expects that a state object exists. This is fixed in 4.6...

SUSE CVE-2023-2295

A vulnerability was found in the libreswan library. This security issue occurs when an IKEv1 Aggressive Mode packet is received with only unacceptable crypto algorithms, and the response packet is not sent with a zero responder SPI. When a subsequent packet is received where the sender reuses the...

SUSE CVE-2023-23009

Libreswan 4.9 allows remote attackers to cause a denial of service assert failure and daemon restart via crafted TS payload with an incorrect selector length...

SUSE CVE-2023-30570

pluto in Libreswan before 4.11 allows a denial of service responder SPI mishandling and daemon crash via unauthenticated IKEv1 Aggressive Mode packets. The earliest affected version is 3.28...

Amazon Linux 2 : libreswan (ALAS-2023-2299)

The version of libreswan installed on the remote host is prior to 3.25-4.8. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2023-2299 advisory. A NULL pointer dereference vulnerability was found in the Libreswan package. When an IKEv1 ISAKMP SA Informational Exchange pack...

Medium: libreswan

Issue Overview: A NULL pointer dereference vulnerability was found in the Libreswan package. When an IKEv1 ISAKMP SA Informational Exchange packet contains a Delete/Notify payload followed by further Notifies that act on the ISAKMP SA, such as a duplicated Delete/Notify message, a NULL pointer...

The vulnerability of the VPN protocol library using “IPsec” in libreswan, related to the swapping of the zero pointer, allows a attacker to perform a type of attack known as “denial-of-service attack”.

The vulnerability of the VPN protocol using “IPsec” with libreswan is related to insufficient validation of user-input data during the processing of IKEv1 ISAKMP SA packets. Exploiting this vulnerability allows a remote attacker to perform a type of attack known as a “denial-of-service” attack...