Vulnerability Information
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Vulnerability Title
s390/uv: Don't call folio_wait_writeback() without a folio reference
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: s390/uv: Don't call folio_wait_writeback() without a folio reference folio_wait_writeback() requires that no spinlocks are held and that a folio reference is held, as documented. After we dropped the PTL, the folio could get freed concurrently. So grab a temporary reference.
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，该漏洞源于在调用folio_wait_writeback函数时未能正确持有folio引用。
CVSS Information
N/A
Vulnerability Type
N/A