CVE-2025-40046

In the Linux kernel, the following vulnerability has been resolved: iouring/zcrx: fix overshooting recv limit It's reported that sometimes a zcrx request can receive more than was requested. It's caused by iozcrxrecvskb adjusting desc-count for all received buffers including frag lists, but then...

UBUNTU-CVE-2025-40046

In the Linux kernel, the following vulnerability has been resolved: iouring/zcrx: fix overshooting recv limit It's reported that sometimes a zcrx request can receive more than was requested. It's caused by iozcrxrecvskb adjusting desc-count for all received buffers including frag lists, but then...

EUVD-2025-36482

In the Linux kernel, the following vulnerability has been resolved: iouring/zcrx: fix overshooting recv limit It's reported that sometimes a zcrx request can receive more than was requested. It's caused by iozcrxrecvskb adjusting desc-count for all received buffers including frag lists, but then...

CVE-2025-40046

CVE-2025-40046 concerns the Linux kernel: io_uring/zcrx may overshoot the recv limit because io_zcrx_recv_skb() double-counted desc->count when processing frag lists, leading to receiving more data than requested and underflow during recursive frag-list handling. The available connected docume...

CVE-2025-40046 io_uring/zcrx: fix overshooting recv limit

In the Linux kernel, the following vulnerability has been resolved: iouring/zcrx: fix overshooting recv limit It's reported that sometimes a zcrx request can receive more than was requested. It's caused by iozcrxrecvskb adjusting desc-count for all received buffers including frag lists, but then...

Linux kernel security vulnerabilities

Linux kernel is the kernel used by the Linux Foundation's open source operating system Linux. A security vulnerability exists in the Linux kernel, which stems from an out-of-bounds access issue in the ext4 file system in the ext4mbfindgoodgroupavgfraglists function...