CVE-2026-89554 mptcp: fix uninitialized local_id in syncookie MP_JOIN reconstruction

In the Linux kernel, the following vulnerability has been resolved: mptcp: fix uninitialized localid in syncookie MPJOIN reconstruction mptcptokenjoincookieinitstate restores remotenonce, localnonce, backup, joinid, token and msk from the saved cookie entry when rebuilding the request socket for ...

CVE-2026-89554

CVE-2026-89554 affects the Linux kernel's MPTCP (Multipath TCP) implementation. When reconstructing a MP_JOIN request under SYN cookies, mptcp_token_join_cookie_init_state() fails to restore the local_id field from the saved cookie entry. Because the request-sock slab is SLAB_TYPESAFE_BY_RCU and ...

CVE-2026-89554 mptcp: fix uninitialized local_id in syncookie MP_JOIN reconstruction

In the Linux kernel, the following vulnerability has been resolved: mptcp: fix uninitialized localid in syncookie MPJOIN reconstruction mptcptokenjoincookieinitstate restores remotenonce, localnonce, backup, joinid, token and msk from the saved cookie entry when rebuilding the request socket for ...

MiracleLinux 9 : ldns-1.7.1-12.el9_8.1 (AXSA:2026-1603:02)

The remote MiracleLinux 9 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2026-1603:02 advisory. ldns: ldns: Off-path poisoning attacks due to insufficient query-response matching CVE-2026-10846 Tenable has extracted the preceding description block...

Important: Red Hat Security Advisory: ldns security update

An update for ldns is now available for Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

ldns: ldns: Off-path poisoning attacks due to insufficient query-response matching

A flaw was found in ldns. When applications use ldns as a resolver over User Datagram Protocol UDP, it fails to properly match the query's destination address and port with the response's source address and port. Additionally, the query ID and question are not matched with the response. This...

Important: Red Hat Security Advisory: ldns security update

An update for ldns is now available for Red Hat Enterprise Linux 9.6 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for ea...

ldns: ldns: Off-path poisoning attacks due to insufficient query-response matching

A flaw was found in ldns. When applications use ldns as a resolver over User Datagram Protocol UDP, it fails to properly match the query's destination address and port with the response's source address and port. Additionally, the query ID and question are not matched with the response. This...

ldns: ldns: Off-path poisoning attacks due to insufficient query-response matching

A flaw was found in ldns. When applications use ldns as a resolver over User Datagram Protocol UDP, it fails to properly match the query's destination address and port with the response's source address and port. Additionally, the query ID and question are not matched with the response. This...

Important: Red Hat Security Advisory: ldns security update

An update for ldns is now available for Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

RHEL 9 : ldns (RHSA-2026:54244)

The remote Redhat Enterprise Linux 9 host has a package installed that is affected by a vulnerability as referenced in the RHSA-2026:54244 advisory. The ldns packages contain a library with the aim to simplify DNS programming in C. All low-level DNS/DNSSEC operations are supported. We also define...

RHEL 9 : ldns (RHSA-2026:54254)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:54254 advisory. The ldns packages contain a library with the aim to simplify DNS programming in C. All low-level DNS/DNSSEC operations are supported. We also define...

Important: Red Hat Security Advisory: ldns security update

An update for ldns is now available for Red Hat Enterprise Linux 10.0 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

ldns: ldns: Off-path poisoning attacks due to insufficient query-response matching

A flaw was found in ldns. When applications use ldns as a resolver over User Datagram Protocol UDP, it fails to properly match the query's destination address and port with the response's source address and port. Additionally, the query ID and question are not matched with the response. This...

RHEL 10 : ldns (RHSA-2026:53402)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:53402 advisory. The ldns packages contain a library with the aim to simplify DNS programming in C. All low-level DNS/DNSSEC operations are supported. We also defin...

ldns security update

An update is available for ldns. This update affects Rocky Linux 10. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The ldns packages contain a library with the aim to simplify DNS programming in...

RLSA-2026:49836 Important: ldns security update

The ldns packages contain a library with the aim to simplify DNS programming in C. All low-level DNS/DNSSEC operations are supported. We also define a higher level API which allows a programmer to for instance create or sign packets. Security Fixes: ldns: ldns: Off-path poisoning attacks due to...

RLSA-2026:50108 Important: ldns security update

The ldns packages contain a library with the aim to simplify DNS programming in C. All low-level DNS/DNSSEC operations are supported. We also define a higher level API which allows a programmer to for instance create or sign packets. Security Fixes: ldns: ldns: Off-path poisoning attacks due to...

ldns security update

An update is available for ldns. This update affects Rocky Linux 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The ldns packages contain a library with the aim to simplify DNS programming in ...

RockyLinux 10 : ldns (RLSA-2026:49836)

The remote RockyLinux 10 host has packages installed that are affected by a vulnerability as referenced in the RLSA-2026:49836 advisory. ldns: ldns: Off-path poisoning attacks due to insufficient query-response matching CVE-2026-10846 Tenable has extracted the preceding description block directly...