Unity Linux 20.1050e Security Update: kernel (UTSA-2026-021576)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-021576 advisory. In the Linux kernel, the following vulnerability has been resolved: tipc: fix a null-ptr-deref in tipctopsrvaccept syzbot found a crash in tipctopsrvaccept: KASAN:...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-006925)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-006925 advisory. In the Linux kernel, the following vulnerability has been resolved: tipc: fix a null-ptr-deref in tipctopsrvaccept syzbot found a crash in tipctopsrvaccept: KASAN:...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-011016)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-011016 advisory. In the Linux kernel, the following vulnerability has been resolved: tipc: fix an information leak in tipctopsrvkernsubscr Use a 8-byte write to initialize...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-010891)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-010891 advisory. In the Linux kernel, the following vulnerability has been resolved: tipc: fix a null-ptr-deref in tipctopsrvaccept syzbot found a crash in tipctopsrvaccept: KASAN:...

SUSE CVE-2022-50555

In the Linux kernel, the following vulnerability has been resolved: tipc: fix a null-ptr-deref in tipctopsrvaccept syzbot found a crash in tipctopsrvaccept: KASAN: null-ptr-deref in range 0x0000000000000008-0x000000000000000f Workqueue: tipcrcv tipctopsrvaccept RIP: 0010:kernelaccept+0x22d/0x350...

Linux Distros Unpatched Vulnerability : CVE-2022-50555

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: tipc: fix a null-ptr-deref in tipctopsrvaccept syzbot found a crash in tipctopsrvaccept:...

CVE-2022-50555

In the Linux kernel, the following vulnerability has been resolved: tipc: fix a null-ptr-deref in tipctopsrvaccept syzbot found a crash in tipctopsrvaccept: KASAN: null-ptr-deref in range 0x0000000000000008-0x000000000000000f Workqueue: tipcrcv tipctopsrvaccept RIP: 0010:kernelaccept+0x22d/0x350...

UBUNTU-CVE-2022-50555

In the Linux kernel, the following vulnerability has been resolved: tipc: fix a null-ptr-deref in tipctopsrvaccept syzbot found a crash in tipctopsrvaccept: KASAN: null-ptr-deref in range 0x0000000000000008-0x000000000000000f Workqueue: tipcrcv tipctopsrvaccept RIP: 0010:kernelaccept+0x22d/0x350...

CVE-2022-50555 tipc: fix a null-ptr-deref in tipc_topsrv_accept

In the Linux kernel, the following vulnerability has been resolved: tipc: fix a null-ptr-deref in tipctopsrvaccept syzbot found a crash in tipctopsrvaccept: KASAN: null-ptr-deref in range 0x0000000000000008-0x000000000000000f Workqueue: tipcrcv tipctopsrvaccept RIP: 0010:kernelaccept+0x22d/0x350...

CVE-2022-50555

CVE-2022-50555 (Linux kernel tipc_topsrv_accept) has a concrete fix across multiple advisories. The issue allowed a null pointer dereference when srv->listener could be NULL if tipc_topsrv_stop() ran concurrently with tipc_topsrv_accept. The patch adds a protection: check srv->listener unde...

CVE-2022-50555

In the Linux kernel, the following vulnerability has been resolved: tipc: fix a null-ptr-deref in tipctopsrvaccept syzbot found a crash in tipctopsrvaccept: KASAN: null-ptr-deref in range 0x0000000000000008-0x000000000000000f Workqueue: tipcrcv tipctopsrvaccept RIP: 0010:kernelaccept+0x22d/0x350...

PT-2025-41060

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw in the tipc topsrv accept function that can lead to a null pointer dereference. This issue was discovered by syzbot during testing. The root cause is tha...

PT-2025-41036

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An information leak was identified in the Linux kernel related to the tipc topsrv kern subscr function. Specifically, an 8-byte write was not used to initialize the sub.usr handle...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-414319)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-414319 advisory. A data race flaw was found in the Linux kernel, between where con is allocated and con-sock is set. This issue leads to a NULL pointer dereference when accessing...

kernel: tipc: Fix use-after-free in tipc_conn_close()

In the Linux kernel, the following vulnerability has been resolved: tipc: Fix use-after-free in tipcconnclose. syzbot reported a null-ptr-deref in tipcconnclose during netns dismantle. 0 tipctopsrvstop iterates tipcnetnet-topsrv-connidr and calls tipcconnclose for each tipcconn. The problem is th...

kernel: denial of service in tipc_conn_close

A data race flaw was found in the Linux kernel, between where con is allocated and con-sock is set. This issue leads to a NULL pointer dereference when accessing con-sock-sk in net/tipc/topsrv.c in the tipc protocol in the Linux kernel...

kernel: tipc: fix a null-ptr-deref in tipc_topsrv_accept

In the Linux kernel, the following vulnerability has been resolved: tipc: fix a null-ptr-deref in tipctopsrvaccept syzbot found a crash in tipctopsrvaccept: KASAN: null-ptr-deref in range 0x0000000000000008-0x000000000000000f Workqueue: tipcrcv tipctopsrvaccept RIP: 0010:kernelaccept+0x22d/0x350...

DEBIAN-CVE-2023-1382

A data race flaw was found in the Linux kernel, between where con is allocated and con-sock is set. This issue leads to a NULL pointer dereference when accessing con-sock-sk in net/tipc/topsrv.c in the tipc protocol in the Linux kernel...

UBUNTU-CVE-2023-1382

A data race flaw was found in the Linux kernel, between where con is allocated and con-sock is set. This issue leads to a NULL pointer dereference when accessing con-sock-sk in net/tipc/topsrv.c in the tipc protocol in the Linux kernel...

PT-2022-34892 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions v4.17 through v6.0.6 Description: A null pointer dereference issue was discovered in the tipc topsrv accept function. The actual impact and attack plausibility have not yet been proven. This issue was introduced in versi...