Unity Linux 20.1050a / 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-381573)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-381573 advisory. In the Linux kernel, the following vulnerability has been resolved: wifi: ath11k: fix htt pktlog locking The ath11k active pdevs are protected by RCU but the htt...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-385595)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-385595 advisory. In the Linux kernel, the following vulnerability has been resolved: nfsd: make sure exp active before svcexportshow The function eshow was called with protection fro...

Unity Linux 20.1050a / 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-386566)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-386566 advisory. In the Linux kernel, the following vulnerability has been resolved: ipv6: fix possible race in fib6droppcpufrom syzbot found a race in fib6droppcpufrom 1 If compiler...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from the rcuirqenterchecktick function being probed by kprobe, which could lead to a stack overflow...

Unity Linux 20.1050a / 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-398958)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-398958 advisory. In the Linux kernel, the following vulnerability has been resolved: netfilter: nfnetlinkqueue: acquire rcureadlock in instancedestroyrcu syzbot reported that...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-986295)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-986295 advisory. In the Linux kernel, the following vulnerability has been resolved: ALSA: timer: Set lower bound of start tick time Currently ALSA timer doesn't have the lower limit...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-414473)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-414473 advisory. In ipcheckmcrcu of igmp.c, there is a possible use after free due to improper locking. This could lead to local escalation of privilege when opening and closing inet...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-987229)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-987229 advisory. In the Linux kernel, the following vulnerability has been resolved: net/sched: fqpie: prevent dismantle issue For some reason, fqpiedestroy did not copy working code...

kernel: smb: client: fix use-after-free in cifs_oplock_break

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix use-after-free in cifsoplockbreak A race condition can occur in cifsoplockbreak leading to a use-after-free of the cinode structure when unmounting: cifsoplockbreak cifsFileInfoputcfile cifsFileInfoputfinal...

SUSE CVE-2023-53558

In the Linux kernel, the following vulnerability has been resolved: rcu-tasks: Avoid prinfo with spin lock in cblistinitgeneric prinfo is called with rtp-cbsgbllock spin lock locked. Because prinfo calls printk that might sleep, this will result in BUG like below: 0.206455 cblistinitgeneric:...

UBUNTU-CVE-2023-53585

In the Linux kernel, the following vulnerability has been resolved: bpf: reject unhashed sockets in bpfskassign The semantics for bpfskassign are as follows: sk = somelookupfunc bpfskassignskb, sk bpfskreleasesk That is, the sk is not consumed by bpfskassign. The function therefore needs to make...

UBUNTU-CVE-2023-53558

In the Linux kernel, the following vulnerability has been resolved: rcu-tasks: Avoid prinfo with spin lock in cblistinitgeneric prinfo is called with rtp-cbsgbllock spin lock locked. Because prinfo calls printk that might sleep, this will result in BUG like below: 0.206455 cblistinitgeneric:...

CVE-2023-53591 net/mlx5e: Fix deadlock in tc route query code

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix deadlock in tc route query code Cited commit causes ABBA deadlock0 when peer flows are created while holding the devcom rw semaphore. Due to peer flows offload implementation the lock is taken much higher up the ca...

CVE-2023-53585 bpf: reject unhashed sockets in bpf_sk_assign

In the Linux kernel, the following vulnerability has been resolved: bpf: reject unhashed sockets in bpfskassign The semantics for bpfskassign are as follows: sk = somelookupfunc bpfskassignskb, sk bpfskreleasesk That is, the sk is not consumed by bpfskassign. The function therefore needs to make...

CVE-2023-53585 bpf: reject unhashed sockets in bpf_sk_assign

In the Linux kernel, the following vulnerability has been resolved: bpf: reject unhashed sockets in bpfskassign The semantics for bpfskassign are as follows: sk = somelookupfunc bpfskassignskb, sk bpfskreleasesk That is, the sk is not consumed by bpfskassign. The function therefore needs to make...

CVE-2023-53558

In the Linux kernel, the following vulnerability has been resolved: rcu-tasks: Avoid prinfo with spin lock in cblistinitgeneric prinfo is called with rtp-cbsgbllock spin lock locked. Because prinfo calls printk that might sleep, this will result in BUG like below: 0.206455 cblistinitgeneric:...

CVE-2023-53558 rcu-tasks: Avoid pr_info() with spin lock in cblist_init_generic()

In the Linux kernel, the following vulnerability has been resolved: rcu-tasks: Avoid prinfo with spin lock in cblistinitgeneric prinfo is called with rtp-cbsgbllock spin lock locked. Because prinfo calls printk that might sleep, this will result in BUG like below: 0.206455 cblistinitgeneric:...

CVE-2023-53558

CVE-2023-53558 affects the Linux kernel. Details from the initial document show a bug in rcu-tasks: pr_info() was called while holding rtp->cbs_gbl_lock, which could sleep and trigger a BUG; the vulnerability is resolved by moving pr_info() so it runs without the lock. The patch is described a...

CVE-2023-53558 rcu-tasks: Avoid pr_info() with spin lock in cblist_init_generic()

In the Linux kernel, the following vulnerability has been resolved: rcu-tasks: Avoid prinfo with spin lock in cblistinitgeneric prinfo is called with rtp-cbsgbllock spin lock locked. Because prinfo calls printk that might sleep, this will result in BUG like below: 0.206455 cblistinitgeneric:...

RLSA-2025:8333 Moderate: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: Use after Free in grusetcontextoption leading to kernel panic CVE-2022-3424 kernel: ndisc: use RCU protection in ndiscallocskb CVE-2025-21764 For more details about the security issues,...