RHSA-2019:3391

Vulnerability from csaf_opensuse - Published: 2019-11-05 00:00 - Updated: 2026-09-20 11:05
Summary
security update for libreswan
Severity
Low
Notes
Title of the patch: security update for libreswan
Description of the patch: This security update provides a functional equivalent of RHSA-2019:3391. The original Red Hat(R) advisory is available from the Red Hat web site at https://access.redhat.com/errata/RHSA-2019:3391.
Patchnames: RHSA-2019:3391
Terms of use: CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).
Affected products
Product Identifier Version Remediation
Unresolved product id: SUSE Liberty Linux 8:libreswan-0:3.29-6.el8.x86_64 —
Vendor Fix
Threats
Impact low
Affected products
Recommended 1 product, the same list as for CVE-2019-10155
Threats
Impact moderate

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      ],
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          "category": "general",
          "text": "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 versions before 3.29.",
          "title": "CVE description"
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        {
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          "text": "In Libreswan 3.27 an assertion failure can lead to a pluto IKE daemon restart. An attacker can trigger a NULL pointer dereference by initiating an IKEv2 IKE_SA_INIT exchange, followed by a bogus INFORMATIONAL exchange instead of the normallly expected IKE_AUTH exchange. This affects send_v2N_spi_response_from_state() in programs/pluto/ikev2_send.c that will then trigger a NULL pointer dereference leading to a restart of libreswan.",
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    }
  ]
}



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