LSN-0119-1 Kernel Live Patch Security Notice

In the Linux kernel, the following vulnerability has been resolved: btrfs: ref-verify: fix use-after-free after invalid ref action At btrfsreftreemod after we successfully inserted the new ref entry local variable 'ref' into the respective block entry's rbtree local variable 'be', if we find an...

CLSA-2026-1775831524 Fix of 8 CVEs

CVE-2024-56640 - net/smc: fix LGR and link use-after-free issue CVE-2024-56640 CVE-2026-23209 - macvlan: fix error recovery in macvlancommonnewlink CVE-2026-23209 CVE-2026-23193 - scsi: target: iscsi: Fix use-after-free in iscsitdecsessionusagecount CVE-2026-23193 CVE-2026-23204 - net/sched:...

Linux Distros Unpatched Vulnerability : CVE-2026-23450

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: net/smc: fix NULL dereference and UAF in smctcpsynrecvsock Syzkaller reported a panic in...

CVE-2026-23450

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix NULL dereference and UAF in smctcpsynrecvsock Syzkaller reported a panic in smctcpsynrecvsock 1. smctcpsynrecvsock is called in the TCP receive path softirq via icskafops-synrecvsock on the clcsock TCP listening...

UBUNTU-CVE-2026-23450

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix NULL dereference and UAF in smctcpsynrecvsock Syzkaller reported a panic in smctcpsynrecvsock 1. smctcpsynrecvsock is called in the TCP receive path softirq via icskafops-synrecvsock on the clcsock TCP listening...

CVE-2026-23450

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix NULL dereference and UAF in smctcpsynrecvsock Syzkaller reported a panic in smctcpsynrecvsock 1. smctcpsynrecvsock is called in the TCP receive path softirq via icskafops-synrecvsock on the clcsock TCP listening...

Azure Linux 3.0 Security Update: kernel (CVE-2024-56718)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-56718 advisory. - In the Linux kernel, the following vulnerability has been resolved: net/smc: protect link down work from...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: net/smc: fixed a general protection fault in smcdiagdump The syzbot report a crash: Oops: general protection fault, likely for a non-canonical address 0xfbd5a5d5a0000003: 0000 1 SMP KASAN NOPTI KASAN: possibly wild-memory-acce...

SUSE CVE-2023-54237

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix potential panic dues to unprotected smcllcsrvaddlink There is a certain chance to trigger the following panic: PID: 5900 TASK: ffff88c1c8af4100 CPU: 1 COMMAND: "kworker/1:48" 0 ffff9456c1cc79a0 machinekexec at...

Linux Distros Unpatched Vulnerability : CVE-2023-54318

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net/smc: use smclgrlist.lock to protect smclgrlist.list iterate in smcrportadd While doing smcrportadd, there maybe linkgroup add into or delete from...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-993203)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-993203 advisory. In the Linux kernel, the following vulnerability has been resolved: net/smc: check return value of sockrecvmsg when draining clc data When receiving clc msg, the fie...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-993266)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-993266 advisory. In the Linux kernel, the following vulnerability has been resolved: net/smc: fix deadlock triggered by canceldelayedworksyn The following LOCKDEP was detected:...

UBUNTU-CVE-2023-54318

In the Linux kernel, the following vulnerability has been resolved: net/smc: use smclgrlist.lock to protect smclgrlist.list iterate in smcrportadd While doing smcrportadd, there maybe linkgroup add into or delete from smclgrlist.list at the same time, which may result kernel crash. So, use...

UBUNTU-CVE-2023-54237

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix potential panic dues to unprotected smcllcsrvaddlink There is a certain chance to trigger the following panic: PID: 5900 TASK: ffff88c1c8af4100 CPU: 1 COMMAND: "kworker/1:48" 0 ffff9456c1cc79a0 machinekexec at...

CVE-2023-54318

In the Linux kernel, the following vulnerability has been resolved: net/smc: use smclgrlist.lock to protect smclgrlist.list iterate in smcrportadd While doing smcrportadd, there maybe linkgroup add into or delete from smclgrlist.list at the same time, which may result kernel crash. So, use...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-992638)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992638 advisory. In the Linux kernel, the following vulnerability has been resolved: net/smc: check return value of sockrecvmsg when draining clc data When receiving clc msg, the fie...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-992658)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992658 advisory. In the Linux kernel, the following vulnerability has been resolved: net/smc: check ipareaoffset and ipv6prefixescnt when receiving proposal msg When receiving propos...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-992554)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992554 advisory. In the Linux kernel, the following vulnerability has been resolved: net/smc: fix deadlock triggered by canceldelayedworksyn The following LOCKDEP was detected:...

SUSE CVE-2025-40357

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix general protection fault in smcdiagdump The syzbot report a crash: Oops: general protection fault, probably for non-canonical address 0xfbd5a5d5a0000003: 0000 1 SMP KASAN NOPTI KASAN: maybe wild-memory-access in rang...

Linux Distros Unpatched Vulnerability : CVE-2025-40357

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net/smc: fix general protection fault in smcdiagdump The syzbot report a crash: Oops: general protection fault, probably for non-canonical address...