Linux Distros Unpatched Vulnerability : CVE-2023-53669

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: tcp: fix skbcopyubufs vs BIG TCP David Ahern reported crashes in skbcopyubufs caused by TCP ...

Linux Distros Unpatched Vulnerability : CVE-2023-53489

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - tcp/udp: Fix memleaks of sk and zerocopy skbs with TX timestamp. syzkaller reported 0 memory leaks of an UDP socket and ZEROCOPY skbs. We can reproduce the...

Linux Distros Unpatched Vulnerability : CVE-2022-50423

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ACPICA: Fix use-after-free in acpiutcopyipackagetoipackage There is an use-after-free reported by KASAN: BUG: KASAN: use-after-free in...

Linux Distros Unpatched Vulnerability : CVE-2022-50425

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - x86/fpu: Fix copyxstatetouabi to copy init states correctly When an extended state component is not present in fpstate, but in init state, the function copies...

Linux Distros Unpatched Vulnerability : CVE-2023-53606

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - nfsd: clean up potential nfsdfile refcount leaks in COPY codepath There are two different flavors of the nfsd4copy struct. One is embedded in the compound and i...

RLSA-2025:16904 Moderate: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: fs: export anoninodemakesecureinode and fix secretmem LSM bypass CVE-2025-38396 kernel: smb: client: fix use-after-free in cifsoplockbreak CVE-2025-38527 kernel: cifs: Fix the smbdrespons...

CVE-2023-53669

In the Linux kernel, the following vulnerability has been resolved: tcp: fix skbcopyubufs vs BIG TCP David Ahern reported crashes in skbcopyubufs caused by TCP tx zerocopy using hugepages, and skb length bigger than 68 KB. skbcopyubufs assumed it could copy all payload using up to MAXSKBFRAGS...

CVE-2023-53655

In the Linux kernel, the following vulnerability has been resolved: rcu: Avoid stack overflow due to rcuirqenterchecktick being kprobe-ed Registering a kprobe on rcuirqenterchecktick can cause kernel stack overflow as shown below. This issue can be reproduced by enabling CONFIGNOHZFULL and bootin...

UBUNTU-CVE-2023-53669

In the Linux kernel, the following vulnerability has been resolved: tcp: fix skbcopyubufs vs BIG TCP David Ahern reported crashes in skbcopyubufs caused by TCP tx zerocopy using hugepages, and skb length bigger than 68 KB. skbcopyubufs assumed it could copy all payload using up to MAXSKBFRAGS...

SUSE-SU-2025:20834-1 Security update for kernel-livepatch-MICRO-6-0_Update_4

This update for kernel-livepatch-MICRO-6-0Update4 fixes the following issues: - CVE-2025-21692: net: sched: fix ets qdisc OOB Indexing bsc1237048 - CVE-2025-21791: vrf: use RCU protection in l3mdevl3out bsc1240744 - CVE-2024-53168: sunrpc: fix one UAF issue caused by sunrpc kernel tcp socket...

CVE-2023-53671

In the Linux kernel, the following vulnerability has been resolved: srcu: Delegate work to the boot cpu if using SRCUSIZESMALL Commit 994f706872e6 "srcu: Make Tree SRCU able to operate without snpnode array" assumes that cpu 0 is always online. However, there really are situations when some other...

CVE-2023-53669 tcp: fix skb_copy_ubufs() vs BIG TCP

In the Linux kernel, the following vulnerability has been resolved: tcp: fix skbcopyubufs vs BIG TCP David Ahern reported crashes in skbcopyubufs caused by TCP tx zerocopy using hugepages, and skb length bigger than 68 KB. skbcopyubufs assumed it could copy all payload using up to MAXSKBFRAGS...

EUVD-2025-32773

In the Linux kernel, the following vulnerability has been resolved: tcp: fix skbcopyubufs vs BIG TCP David Ahern reported crashes in skbcopyubufs caused by TCP tx zerocopy using hugepages, and skb length bigger than 68 KB. skbcopyubufs assumed it could copy all payload using up to MAXSKBFRAGS...

CVE-2023-53669 tcp: fix skb_copy_ubufs() vs BIG TCP

In the Linux kernel, the following vulnerability has been resolved: tcp: fix skbcopyubufs vs BIG TCP David Ahern reported crashes in skbcopyubufs caused by TCP tx zerocopy using hugepages, and skb length bigger than 68 KB. skbcopyubufs assumed it could copy all payload using up to MAXSKBFRAGS...

CVE-2023-53669

The CVE-2023-53669 entry concerns the Linux kernel where skb_copy_ubufs() crashes when BIG TCP allows large skbs (up to ~512 KB) and zerocopy is used with hugepages. The root cause is skb_copy_ubufs() assuming payload could be copied using up to MAX_SKB_FRAGS order-0 pages; this breaks when BIG T...

CVE-2023-53669

In the Linux kernel, the following vulnerability has been resolved: tcp: fix skbcopyubufs vs BIG TCP David Ahern reported crashes in skbcopyubufs caused by TCP tx zerocopy using hugepages, and skb length bigger than 68 KB. skbcopyubufs assumed it could copy all payload using up to MAXSKBFRAGS...

CVE-2023-53655

In the Linux kernel, the following vulnerability has been resolved: rcu: Avoid stack overflow due to rcuirqenterchecktick being kprobe-ed Registering a kprobe on rcuirqenterchecktick can cause kernel stack overflow as shown below. This issue can be reproduced by enabling CONFIGNOHZFULL and bootin...

EUVD-2025-32748

In the Linux kernel, the following vulnerability has been resolved: rcu: Avoid stack overflow due to rcuirqenterchecktick being kprobe-ed Registering a kprobe on rcuirqenterchecktick can cause kernel stack overflow as shown below. This issue can be reproduced by enabling CONFIGNOHZFULL and bootin...

CVE-2023-53655

CVE-2023-53655 (Linux kernel) is a stack overflow vulnerability caused by registering a kprobe on __rcu_irq_enter_check_tick(). The issue can trigger kernel panics/stack overflow when NO_HZ_FULL is enabled and the system boots with nohz_full=, leading to a tree of stack traces and a kernel panic,...

Security update for the Linux Kernel (Live Patch 63 for SLE 12 SP5)

This update for the Linux Kernel 4.12.14-122237 fixes several issues. The following security issues were fixed: CVE-2024-53168: sunrpc: fix one UAF issue caused by sunrpc kernel tcp socket bsc1243650. CVE-2025-38477: net/sched: schqfq: Fix race condition on qfqaggregate bsc1247315. CVE-2025-21791...