CVE-2025-38106

In the Linux kernel, the following vulnerability has been resolved: iouring: fix use-after-free of sq-thread in iouringshowfdinfo syzbot reports: BUG: KASAN: slab-use-after-free in getrusage+0x1109/0x1a60 Read of size 8 at addr ffff88810de2d2c8 by task a.out/304 CPU: 0 UID: 0 PID: 304 Comm: a.out...

DEBIAN-CVE-2025-38106

In the Linux kernel, the following vulnerability has been resolved: iouring: fix use-after-free of sq-thread in iouringshowfdinfo syzbot reports: BUG: KASAN: slab-use-after-free in getrusage+0x1109/0x1a60 Read of size 8 at addr ffff88810de2d2c8 by task a.out/304 CPU: 0 UID: 0 PID: 304 Comm: a.out...

UBUNTU-CVE-2025-38106

In the Linux kernel, the following vulnerability has been resolved: iouring: fix use-after-free of sq-thread in iouringshowfdinfo syzbot reports: BUG: KASAN: slab-use-after-free in getrusage+0x1109/0x1a60 Read of size 8 at addr ffff88810de2d2c8 by task a.out/304 CPU: 0 UID: 0 PID: 304 Comm: a.out...

CVE-2025-38106

Mode C: Concrete details found. The CVE-2025-38106 issue is in the Linux kernel io_uring/sqpoll path, where a use-after-free of sq->thread could occur when __io_uring_show_fdinfo() uses a freed task_struct. The SUSE/OpenSUSE advisory notes the fix: assign and look up sq->thread under RCU wi...

CVE-2025-38106 io_uring: fix use-after-free of sq->thread in __io_uring_show_fdinfo()

In the Linux kernel, the following vulnerability has been resolved: iouring: fix use-after-free of sq-thread in iouringshowfdinfo syzbot reports: BUG: KASAN: slab-use-after-free in getrusage+0x1109/0x1a60 Read of size 8 at addr ffff88810de2d2c8 by task a.out/304 CPU: 0 UID: 0 PID: 304 Comm: a.out...

CVE-2025-38106

In the Linux kernel, the following vulnerability has been resolved: iouring: fix use-after-free of sq-thread in iouringshowfdinfo syzbot reports: BUG: KASAN: slab-use-after-free in getrusage+0x1109/0x1a60 Read of size 8 at addr ffff88810de2d2c8 by task a.out/304 CPU: 0 UID: 0 PID: 304 Comm: a.out...

CVE-2025-38106 io_uring: fix use-after-free of sq->thread in __io_uring_show_fdinfo()

In the Linux kernel, the following vulnerability has been resolved: iouring: fix use-after-free of sq-thread in iouringshowfdinfo syzbot reports: BUG: KASAN: slab-use-after-free in getrusage+0x1109/0x1a60 Read of size 8 at addr ffff88810de2d2c8 by task a.out/304 CPU: 0 UID: 0 PID: 304 Comm: a.out...

CVE-2025-38106 io_uring: fix use-after-free of sq->thread in __io_uring_show_fdinfo()

In the Linux kernel, the following vulnerability has been resolved: iouring: fix use-after-free of sq-thread in iouringshowfdinfo syzbot reports: BUG: KASAN: slab-use-after-free in getrusage+0x1109/0x1a60 Read of size 8 at addr ffff88810de2d2c8 by task a.out/304 CPU: 0 UID: 0 PID: 304 Comm: a.out...

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 iouring releasing sq-thread after use in iouringshowfdinfo...

CVE-2025-38106: Use After Free

In the Linux kernel, the following vulnerability has been resolved: iouring: fix use-after-free of sq-thread in iouringshowfdinfo syzbot reports: BUG: KASAN: slab-use-after-free in getrusage+0x1109/0x1a60 Read of size 8 at addr ffff88810de2d2c8 by task a.out/304 CPU: 0 UID: 0 PID: 304 Comm: a.out...

The vulnerability of the io_uring/tctx.c component in the Linux operating system’s kernel allows a hacker to cause a service failure.

The vulnerability of the iouring/tctx.c component in the Linux operating system’s kernel is related to an uncontrolled consumption of resources. Exploiting this vulnerability can allow a perpetrator to cause a service failure...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: iouring/kbuf: Reallocate the buf lists upon upgrade. The function IORINGREGISTERPBUFRING can reuse an old struct iobufferlist if it was created for a legacy selected buffer and has been emptied. This violates the requirement that...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: iouring/net: Fixed an abuse of ioreqpostcqe by sending bundled requests. 114.987980T5313 WARNING: CPU: 6 PID: 5313 at iouring/iouring.c:872 ioreqpostcqe+0x12e/0x4f0 114.991597T5313 RIP: 0010:ioreqpostcqe+0x12e/0x4f0 115.001880T53...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: iouring: fixed a use-after-free of sq-thread in iouringshowfdinfo syzbot reports: BUG: KASAN: slab-use-after-free in getrusage+0x1109/0x1a60 Read of size 8 at addr ffff88810de2d2c8 by task a.out/304 CPU: 0 UID: 0 PID: 304 Comm...

SUSE CVE-2025-38002

In the Linux kernel, the following vulnerability has been resolved: iouring/fdinfo: grab ctx-uringlock around iouringshowfdinfo Not everything requires locking in there, which is why the 'haslock' variable exists. But enough does that it's a bit unwieldy to manage. Wrap the whole thing in a...

The vulnerability of the io_uring/eventfd components in the Linux operating system’s kernel allows a hacker to cause a service failure.

The vulnerability of the Linux operating system’s kernel topology component is related to incorrect calculations in the functions ioqueuedeferred and ioeventfdops in the iouring/iouring.c file. Exploiting this vulnerability can allow an attacker to cause a service failure...

CVE-2025-38002

In the Linux kernel, the following vulnerability has been resolved: iouring/fdinfo: grab ctx-uringlock around iouringshowfdinfo Not everything requires locking in there, which is why the 'haslock' variable exists. But enough does that it's a bit unwieldy to manage. Wrap the whole thing in a...

UBUNTU-CVE-2025-38002

In the Linux kernel, the following vulnerability has been resolved: iouring/fdinfo: grab ctx-uringlock around iouringshowfdinfo Not everything requires locking in there, which is why the 'haslock' variable exists. But enough does that it's a bit unwieldy to manage. Wrap the whole thing in a...

CVE-2025-38002 io_uring/fdinfo: grab ctx->uring_lock around io_uring_show_fdinfo()

In the Linux kernel, the following vulnerability has been resolved: iouring/fdinfo: grab ctx-uringlock around iouringshowfdinfo Not everything requires locking in there, which is why the 'haslock' variable exists. But enough does that it's a bit unwieldy to manage. Wrap the whole thing in a...

CVE-2025-38002

CVE-2025-38002 concerns the Linux kernel io_uring/fdinfo path. The fix acquires the ctx->uring_lock around io_uring_show_fdinfo() and wraps the whole process in a ->uring_lock_trylock, returning no output if the lock can’t be grabbed. This addresses a race when the ring is actively resized,...