CVE-2026-52924 sctp: purge outqueue on stale COOKIE-ECHO handling

In the Linux kernel, the following vulnerability has been resolved: sctp: purge outqueue on stale COOKIE-ECHO handling sctpstreamupdate is only invoked when the association is moved into COOKIEWAIT during association setup/reconfiguration. In this path, the outbound stream scheduler state...

CVE-2026-52924 sctp: purge outqueue on stale COOKIE-ECHO handling

In the Linux kernel, the following vulnerability has been resolved: sctp: purge outqueue on stale COOKIE-ECHO handling sctpstreamupdate is only invoked when the association is moved into COOKIEWAIT during association setup/reconfiguration. In this path, the outbound stream scheduler state...

CVE-2026-52924

The CVE-2026-52924 entry describes a Linux kernel SCTP use-after-free vulnerability triggered during Stale COOKIE-ECHO handling. In COOKIE_WAIT transitions, sctp_stream_update() can leave a stale out_curr pointer after rolling back from COOKIE_ECHOED to COOKIE_WAIT, so scheduler paths (FCFS/RR/PR...

CVE-2026-52924 sctp: purge outqueue on stale COOKIE-ECHO handling

In the Linux kernel, the following vulnerability has been resolved: sctp: purge outqueue on stale COOKIE-ECHO handling sctpstreamupdate is only invoked when the association is moved into COOKIEWAIT during association setup/reconfiguration. In this path, the outbound stream scheduler state...

CVE-2026-52924

In the Linux kernel, the following vulnerability has been resolved: sctp: purge outqueue on stale COOKIE-ECHO handling sctpstreamupdate is only invoked when the association is moved into COOKIEWAIT during association setup/reconfiguration. In this path, the outbound stream scheduler state...

CVE-2026-52924: Use After Free

In the Linux kernel, the following vulnerability has been resolved: sctp: purge outqueue on stale COOKIE-ECHO handling sctpstreamupdate is only invoked when the association is moved into COOKIEWAIT during association setup/reconfiguration. In this path, the outbound stream scheduler state...

PT-2026-52341

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the SCTP server's processing of COOKIE ECHO chunks. When parsing the cached peer INIT chunk embedded after the cookie, the system fails to validate the chunk header leng...

SUSE CVE-2026-23125

In the Linux kernel, the following vulnerability has been resolved: sctp: move SCTPCMDASSOCSHKEY right after SCTPCMDPEERINIT A null-ptr-deref was reported in the SCTP transmit path when SCTP-AUTH key initialization fails: ================================================================== KASAN:...

CVE-2026-23125

In the Linux kernel, the following vulnerability has been resolved: sctp: move SCTPCMDASSOCSHKEY right after SCTPCMDPEERINIT A null-ptr-deref was reported in the SCTP transmit path when SCTP-AUTH key initialization fails: ================================================================== KASAN:...

CVE-2026-23125

In the Linux kernel, the following vulnerability has been resolved: sctp: move SCTPCMDASSOCSHKEY right after SCTPCMDPEERINIT A null-ptr-deref was reported in the SCTP transmit path when SCTP-AUTH key initialization fails: ================================================================== KASAN:...

CVE-2026-23125 sctp: move SCTP_CMD_ASSOC_SHKEY right after SCTP_CMD_PEER_INIT

In the Linux kernel, the following vulnerability has been resolved: sctp: move SCTPCMDASSOCSHKEY right after SCTPCMDPEERINIT A null-ptr-deref was reported in the SCTP transmit path when SCTP-AUTH key initialization fails: ================================================================== KASAN:...

CVE-2026-23125

CVE-2026-23125 (Linux kernel SCTP) : A null-pointer dereference in the SCTP transmit path could occur when SCTP-AUTH key initialization fails during INIT_ACK processing. The issue arises because SCTP_CMD_ASSOC_SHKEY is executed after PEER_INIT and can leave asoc->shkey NULL if key setup fails,...

CVE-2026-23125

In the Linux kernel, the following vulnerability has been resolved: sctp: move SCTPCMDASSOCSHKEY right after SCTPCMDPEERINIT A null-ptr-deref was reported in the SCTP transmit path when SCTP-AUTH key initialization fails: ================================================================== KASAN:...

EUVD-2026-5911

In the Linux kernel, the following vulnerability has been resolved: sctp: move SCTPCMDASSOCSHKEY right after SCTPCMDPEERINIT A null-ptr-deref was reported in the SCTP transmit path when SCTP-AUTH key initialization fails: ================================================================== KASAN:...

MiracleLinux 4 : firefox-78.6.1-1.0.1.AXS4 (AXSA:2021-1250:01)

The remote MiracleLinux 4 host has a package installed that is affected by a vulnerability as referenced in the AXSA:2021-1250:01 advisory. Mozilla: Use-after-free write when handling a malicious COOKIE-ECHO SCTP chunk CVE-2020-16044 Tenable has extracted the preceding description block directly...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-000930)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-000930 advisory. The sctpsfdo524dupcook function in net/sctp/smstatefuns.c in the SCTP implementation in the Linux kernel before 3.8.5 does not properly handle associations during th...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-002307)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-002307 advisory. The sctpsfdo524dupcook function in net/sctp/smstatefuns.c in the SCTP implementation in the Linux kernel before 3.8.5 does not properly handle associations during th...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-001963)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001963 advisory. The sctpsfdo524dupcook function in net/sctp/smstatefuns.c in the SCTP implementation in the Linux kernel before 3.8.5 does not properly handle associations during th...

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...

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...