Vulnerability Information
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Vulnerability Title
io_uring/zcrx: fix overshooting recv limit
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: io_uring/zcrx: fix overshooting recv limit It's reported that sometimes a zcrx request can receive more than was requested. It's caused by io_zcrx_recv_skb() adjusting desc->count for all received buffers including frag lists, but then doing recursive calls to process frag list skbs, which leads to desc->count double accounting and underflow.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
Linux kernel 安全漏洞
Vulnerability Description
Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel存在安全漏洞，该漏洞源于io_zcrx_recv_skb函数对desc->count的错误调整，可能导致接收数据超出限制。
CVSS Information
N/A
Vulnerability Type
N/A