CVE-2025-40012

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix warning in smcrxsplice when calling getpage smcloregisterdmb allocates DMB buffers with kzalloc, which are later passed to getpage in smcrxsplice. Since kmalloc memory is not page-backed, this triggers WARNONONCE in...

UBUNTU-CVE-2025-40012

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix warning in smcrxsplice when calling getpage smcloregisterdmb allocates DMB buffers with kzalloc, which are later passed to getpage in smcrxsplice. Since kmalloc memory is not page-backed, this triggers WARNONONCE in...

CVE-2025-40012

CVE-2025-40012 is a Linux kernel vulnerability in net/smc where smc_lo_register_dmb() allocates DMB buffers with kzalloc() and smc_rx_splice() calls get_page() on them; since kzalloc memory isn’t page-backed this triggers WARN_ON_ONCE() and can lead to a use-after-free if memory is released befor...

CVE-2025-40012

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix warning in smcrxsplice when calling getpage smcloregisterdmb allocates DMB buffers with kzalloc, which are later passed to getpage in smcrxsplice. Since kmalloc memory is not page-backed, this triggers WARNONONCE in...

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 memory allocated using kzalloc in the smcrxsplice function being passed to the getpage function, which could...

CVE-2024-53138 net/mlx5e: kTLS, Fix incorrect page refcounting

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: kTLS, Fix incorrect page refcounting The kTLS tx handling code is using a mix of getpage and pagerefinc APIs to increment the page reference. But on the release path mlx5ektlstxhandleresyncdumpcomp, only putpage is use...

Mozilla Network Security Services heap buffer overflow vulnerability (CNVD-2017-27970)

Mozilla Network Security Services is a library that provides cross-platform support for SSL, S/MIME and other Internet security standards. A buffer overflow vulnerability exists in getpage in the Network Security Services file lib/dbm/src/hpage.c, which allows an attacker to execute arbitrary cod...