Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-003551)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-003551 advisory. In the Linux Kernel before version 4.15.8, 4.14.25, 4.9.87, 4.4.121, 4.1.51, and 3.2.102, an error in the sctpmakechunk function net/sctp/smmakechunk.c when handling...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-003359)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-003359 advisory. A kernel data leak due to an out-of-bound read was found in the Linux kernel in inetdiagmsgsctp,laddrfill and sctpgetsctpinfo functions present since version 4.7-rc1...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-002227)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-002227 advisory. The sctpinit function in net/sctp/protocol.c in the Linux kernel before 4.2.3 has an incorrect sequence of protocol-initialization steps, which allows local users to...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-002012)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-002012 advisory. The SCTP implementation in the Linux kernel through 3.17.2 allows remote attackers to cause a denial of service system crash via a malformed ASCONF chunk, related to...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-002072)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-002072 advisory. The SCTP implementation in the Linux kernel before 3.17.4 allows remote attackers to cause a denial of service memory consumption by triggering a large number of...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-001941)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001941 advisory. The SCTP implementation in the Linux kernel before 3.17.4 allows remote attackers to cause a denial of service memory consumption by triggering a large number of...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-002018)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-002018 advisory. The sctpsfdo51Dce function in net/sctp/smstatefuns.c in the Linux kernel through 3.13.6 does not validate certain authenable and authcapable fields before making an...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-002409)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-002409 advisory. The sctpsfdo51Dce function in net/sctp/smstatefuns.c in the Linux kernel through 3.13.6 does not validate certain authenable and authcapable fields before making an...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-002929)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-002929 advisory. The sctpv6createacceptsk function in net/sctp/ipv6.c in the Linux kernel through 4.11.1 mishandles inheritance, which allows local users to cause a denial of service...

kernel: Linux kernel: SCTP use-after-free due to race condition in sendmsg

A flaw was found in the Linux kernel's SCTP implementation. This vulnerability allows a use-after-free read via a race condition during SCTP message sending...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: net/sctp: A null dereference in the sctpdisposition sctpsfdo51Dce function has been fixed. If newasoc-peer.adaptationind=0, sctpulpeventmakeauthkey=0, and sctpulpeventmakeauthkey returns 0, then the variable aiev remains zero, an...

kernel: Linux kernel: SCTP use-after-free due to race condition in sendmsg

A flaw was found in the Linux kernel's SCTP implementation. This vulnerability allows a use-after-free read via a race condition during SCTP message sending...

kernel: sctp: avoid NULL dereference when chunk data buffer is missing

In the Linux kernel, the following vulnerability has been resolved: sctp: avoid NULL dereference when chunk data buffer is missing chunk-skb pointer is dereferenced in the if-block where it's supposed to be NULL only. chunk-skb can only be NULL if chunk-headskb is not. Check for fraglist instead...

ALSA-2026:0444 Important: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: media: rc: fix races with imondisconnect CVE-2025-39993 kernel: sctp: avoid NULL dereference when chunk data buffer is missing CVE-2025-40240 kernel: libceph: fix potential use-after-free...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-000339)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-000339 advisory. In the Linux Kernel before versions 4.20.8 and 4.19.21 a use-after-free error in the sctpsendmsg function net/sctp/socket.c when handling SCTPSENDALL flag can be...

PT-2026-8118

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.6.0 Description A null pointer dereference issue was identified in the SCTP transmit path during SCTP-AUTH key initialization. This occurs when processing an INIT ACK, specifically if sctp auth asoc init active...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-992273)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992273 advisory. In the Linux kernel, the following vulnerability has been resolved: sctp: handle the error returned from sctpauthasocinitactivekey When it returns an error from...

kernel: sctp: linearize cloned gso packets in sctp_rcv

A flaw use of uninitialized memory uncontrolled and invisible by attacker in the Linux kernel SCTP transport protocol was found in the way user triggers malicious SCTP packets. A remote user could use this flaw to crash the system. The bug actual only for systems where SCTP protocol being enabled...

kernel: sctp: linearize cloned gso packets in sctp_rcv

A flaw use of uninitialized memory uncontrolled and invisible by attacker in the Linux kernel SCTP transport protocol was found in the way user triggers malicious SCTP packets. A remote user could use this flaw to crash the system. The bug actual only for systems where SCTP protocol being enabled...

Moderate: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 7 Extended Lifecycle Support. 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...