CVE-2025-38196 io_uring/rsrc: validate buffer count with offset for cloning

In the Linux kernel, the following vulnerability has been resolved: iouring/rsrc: validate buffer count with offset for cloning syzbot reports that it can trigger a WARNON for kmalloc attempt that's too big: WARNING: CPU: 0 PID: 6488 at mm/slub.c:5024 kvmallocnodenoprof+0x520/0x640 mm/slub.c:5024...

CVE-2025-38196 io_uring/rsrc: validate buffer count with offset for cloning

In the Linux kernel, the following vulnerability has been resolved: iouring/rsrc: validate buffer count with offset for cloning syzbot reports that it can trigger a WARNON for kmalloc attempt that's too big: WARNING: CPU: 0 PID: 6488 at mm/slub.c:5024 kvmallocnodenoprof+0x520/0x640 mm/slub.c:5024...

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 an unrolled memory count that could lead to a memory leak...

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 Linux kernel that originates from an unverified buffer count resulting in an integer overflow...

PT-2025-27971 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 6.15.0-rc7-syzkaller-gd7fa1af5b33e Description: A vulnerability in the Linux kernel has been resolved, related to the io uring/rsrc module. The issue occurs when the buffer count with offset for cloning exceeds...

SUSE CVE-2025-38131

In the Linux kernel, the following vulnerability has been resolved: coresight: prevent deactivate active config while enabling the config While enable active config via cscfgcsdevenableactiveconfig, active config could be deactivated via configfs' sysfs interface. This could make UAF issue in bel...

CVE-2025-38163

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to do sanity check on sbi-totalvalidblockcount syzbot reported a f2fs bug as below: ------------ cut here ------------ kernel BUG at fs/f2fs/f2fs.h:2521! RIP: 0010:decvalidblockcount+0x3b2/0x3c0 fs/f2fs/f2fs.h:2521 Call...

DEBIAN-CVE-2025-38154

In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Avoid using sksocket after free when sending The sk-sksocket is not locked or referenced in backlog thread, and during the call to skbsendsock, there is a race condition with the release of sksocket. All types of...

DEBIAN-CVE-2025-38146

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: Fix the dead loop of MPLS parse The unexpected MPLS packet may not end with the bottom label stack. When there are many stacks, The label count value has wrapped around. A dead loop occurs, soft lockup/CPU stuck...

AZL-64538 CVE-2025-38131 affecting package kernel for versions less than 6.6.96.1-1

In the Linux kernel, the following vulnerability has been resolved: coresight: prevent deactivate active config while enabling the config While enable active config via cscfgcsdevenableactiveconfig, active config could be deactivated via configfs' sysfs interface. This could make UAF issue in bel...

DEBIAN-CVE-2025-38131

In the Linux kernel, the following vulnerability has been resolved: coresight: prevent deactivate active config while enabling the config While enable active config via cscfgcsdevenableactiveconfig, active config could be deactivated via configfs' sysfs interface. This could make UAF issue in bel...

UBUNTU-CVE-2025-38146

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: Fix the dead loop of MPLS parse The unexpected MPLS packet may not end with the bottom label stack. When there are many stacks, The label count value has wrapped around. A dead loop occurs, soft lockup/CPU stuck...

UBUNTU-CVE-2025-38131

In the Linux kernel, the following vulnerability has been resolved: coresight: prevent deactivate active config while enabling the config While enable active config via cscfgcsdevenableactiveconfig, active config could be deactivated via configfs' sysfs interface. This could make UAF issue in bel...

CVE-2025-38163

CVE-2025-38163: A fault in the Linux kernel’s F2FS truncation path caused a kernel BUG due to an inconsistent sbi->total_valid_block_count versus mapped blocks, potentially leading to a crash/denial of service. The issue is in f2fs: with sbi->total_valid_block_count not matching inode-index...

CVE-2025-38163 f2fs: fix to do sanity check on sbi->total_valid_block_count

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to do sanity check on sbi-totalvalidblockcount syzbot reported a f2fs bug as below: ------------ cut here ------------ kernel BUG at fs/f2fs/f2fs.h:2521! RIP: 0010:decvalidblockcount+0x3b2/0x3c0 fs/f2fs/f2fs.h:2521 Call...

CVE-2025-38163 f2fs: fix to do sanity check on sbi->total_valid_block_count

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to do sanity check on sbi-totalvalidblockcount syzbot reported a f2fs bug as below: ------------ cut here ------------ kernel BUG at fs/f2fs/f2fs.h:2521! RIP: 0010:decvalidblockcount+0x3b2/0x3c0 fs/f2fs/f2fs.h:2521 Call...

CVE-2025-38131 coresight: prevent deactivate active config while enabling the config

In the Linux kernel, the following vulnerability has been resolved: coresight: prevent deactivate active config while enabling the config While enable active config via cscfgcsdevenableactiveconfig, active config could be deactivated via configfs' sysfs interface. This could make UAF issue in bel...

SUSE CVE-2025-52886

Poppler is a PDF rendering library. Versions prior to 25.06.0 use std::atomicint for reference counting. Because std::atomicint is only 32 bits, it is possible to overflow the reference count and trigger a use-after-free. Version 25.06.0 patches the issue...

kernel: um: Fix out-of-bounds read in LDT setup

A vulnerability was found in the Linux kernel's user mode um subsystem, specifically within the Local Descriptor Table LDT setup functionality. The issue arises from the syscallstubdata function misinterpreting the datacount parameter as a byte count rather than a count of longs, leading to an...

kernel: um: Fix out-of-bounds read in LDT setup

A vulnerability was found in the Linux kernel's user mode um subsystem, specifically within the Local Descriptor Table LDT setup functionality. The issue arises from the syscallstubdata function misinterpreting the datacount parameter as a byte count rather than a count of longs, leading to an...