CVE-2026-64066

A flaw was found in the Linux kernel's netfs component. The netfsreadtopagecache function does not properly pause the generation of new subrequests when a previously issued subrequest has failed. This oversight can lead to continued resource consumption or incorrect system state, potentially...

CVE-2026-64068

A flaw was found in the Linux kernel's netfs component. This vulnerability arises from missing locking around the retry logic when adding new subrequests within the netfsretryreadsubrequests and netfsretrywritestream functions. An attacker could potentially exploit this race condition, which may...

CVE-2026-64067

A flaw was found in the Linux kernel's netfs component. This vulnerability stems from missing memory barriers when the stream-subrequests list is accessed without locks. Specifically, functions that process read and write results, such as netfscollectreadresults and netfscollectwriteresults, acce...

CVE-2026-31435

A flaw was found in the Linux kernel's netfs component. Under certain circumstances, during a read retry operation, the system may incorrectly abandon subrequests. This issue arises because a pointer subreq used in the abandonment process can be uninitialized or point to invalid memory. An attack...

PT-2025-30811 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A flaw exists in the netfs component of the Linux kernel where a netfs request may have its reference counted incorrectly, leading to a double put of the request. This occurs if a netf...

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 Linux kernel that stems from the netfs component failing to remove the fs/netfs subtree upon exit...

PT-2022-35987 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v6.0.10 Description: The issue is related to missing xas retry calls in xarray iteration in the netfs component. The actual impact and attack plausibility have not yet been proven. Recommendations: For Linux...