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 not properly handling KTLS, which could cause the kernel to crash...

Exploit for CVE-2025-38089

Overview Proof-of-Concept exploit for NFSundown CVE-2025-3808...

SUSE CVE-2025-38089

In the Linux kernel, the following vulnerability has been resolved: sunrpc: handle SVCGARBAGE during svc auth processing as auth error tianshuo han reported a remotely-triggerable crash if the client sends a kernel RPC server a specially crafted packet. If decoding the RPC reply fails in such a w...

DEBIAN-CVE-2025-38089

In the Linux kernel, the following vulnerability has been resolved: sunrpc: handle SVCGARBAGE during svc auth processing as auth error tianshuo han reported a remotely-triggerable crash if the client sends a kernel RPC server a specially crafted packet. If decoding the RPC reply fails in such a w...

UBUNTU-CVE-2025-38089

In the Linux kernel, the following vulnerability has been resolved: sunrpc: handle SVCGARBAGE during svc auth processing as auth error tianshuo han reported a remotely-triggerable crash if the client sends a kernel RPC server a specially crafted packet. If decoding the RPC reply fails in such a w...

CVE-2025-38089 sunrpc: handle SVC_GARBAGE during svc auth processing as auth error

In the Linux kernel, the following vulnerability has been resolved: sunrpc: handle SVCGARBAGE during svc auth processing as auth error tianshuo han reported a remotely-triggerable crash if the client sends a kernel RPC server a specially crafted packet. If decoding the RPC reply fails in such a w...

CVE-2025-38089 sunrpc: handle SVC_GARBAGE during svc auth processing as auth error

In the Linux kernel, the following vulnerability has been resolved: sunrpc: handle SVCGARBAGE during svc auth processing as auth error tianshuo han reported a remotely-triggerable crash if the client sends a kernel RPC server a specially crafted packet. If decoding the RPC reply fails in such a w...

PT-2025-28874

Vulnerability Summary Name of the Vulnerable Software and Affected Versions: Linux kernel versions 6.12.33-cloudflare-2025.6.3 and earlier. Description: A flaw exists in the Linux kernel related to improper flushing of XDP redirect lists within the bnxt driver. This can lead to a kernel crash whe...

CVE-2025-38071

In the Linux kernel, the following vulnerability has been resolved: x86/mm: Check return value from memblockphysallocrange At least with CONFIGPHYSICALSTART=0x100000, if there is 4 MiB of contiguous free memory available at this point, the kernel will crash and burn because memblockphysallocrange...

CVE-2025-38073

In the Linux kernel, the following vulnerability has been resolved: block: fix race between setblocksize and read paths With the new large sector size support, it's now the case that setblocksize can change iblksize and the folio order in a manner that conflicts with a concurrent reader and cause...

SUSE CVE-2025-38032

In the Linux kernel, the following vulnerability has been resolved: mr: consolidate the ipmrcanfreetable checks. Guoyu Yin reported a splat in the ipmr netns cleanup path: WARNING: CPU: 2 PID: 14564 at net/ipv4/ipmr.c:440 ipmrfreetable net/ipv4/ipmr.c:440 inline WARNING: CPU: 2 PID: 14564 at...

SUSE CVE-2025-38050

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: fix kernel NULL pointer dereference when replacing free hugetlb folios A kernel crash was observed when replacing free hugetlb folios: BUG: kernel NULL pointer dereference, address: 0000000000000028 PGD 0 P4D 0 Oops:...

PT-2025-30860

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw in the dispmix csr clk dev data component. Specifically, an out-of-bounds access occurs in the clk register function when num parents is 4, due to...

DEBIAN-CVE-2022-50063

In the Linux kernel, the following vulnerability has been resolved: net: dsa: felix: suppress non-changes to the tagging protocol The way in which dsatreechangetagproto works is that when dsatreenotify fails, it doesn't know whether the operation failed mid way in a multi-switch tree, or it faile...

DEBIAN-CVE-2022-49955

In the Linux kernel, the following vulnerability has been resolved: powerpc/rtas: Fix RTAS MSRHV handling for Cell The semi-recent changes to MSR handling when entering RTAS firmware cause crashes on IBM Cell machines. An example trace: kernel tried to execute user page 2fff01a8 - exploit attempt...

UBUNTU-CVE-2022-50063

In the Linux kernel, the following vulnerability has been resolved: net: dsa: felix: suppress non-changes to the tagging protocol The way in which dsatreechangetagproto works is that when dsatreenotify fails, it doesn't know whether the operation failed mid way in a multi-switch tree, or it faile...

UBUNTU-CVE-2022-50047

In the Linux kernel, the following vulnerability has been resolved: net: dsa: mv88e6060: prevent crash on an unused port If the port isn't a CPU port nor a user port, 'cpudp' is a null pointer and a crash happened on dereferencing it in mv88e6060setupport: 9.575872 Unable to handle kernel NULL...

CVE-2022-50098 scsi: qla2xxx: Fix crash due to stale SRB access around I/O timeouts

In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Fix crash due to stale SRB access around I/O timeouts Ensure SRB is returned during I/O timeout error escalation. If that is not possible fail the escalation path. Following crash stack was seen: BUG: unable to...

CVE-2022-50064 virtio-blk: Avoid use-after-free on suspend/resume

In the Linux kernel, the following vulnerability has been resolved: virtio-blk: Avoid use-after-free on suspend/resume hctx-userdata is set to vq in virtblkinithctx. However, vq is freed on suspend and reallocated on resume. So, hctx-userdata is invalid after resume, and it will cause...

CVE-2022-50063

CVE-2022-50063 is a Linux kernel issue affecting the DSA felix driver, where dsa_tree_notify handling can cause repeated tagging-protocol changes and lead to a kernel crash. The root cause is described as suppressing non-changes to the tagging protocol in felix_change_tag_protocol(), which can tr...