Linux Distros Unpatched Vulnerability : CVE-2026-46100

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - fs: afs: revert mmapprepare change Partially reverts commit 9d5403b1036c fs: convert most other genericfilemmap users to .mmapprepare. This is because the .mmap...

SUSE CVE-2026-46100

In the Linux kernel, the following vulnerability has been resolved: fs: afs: revert mmapprepare change Partially reverts commit 9d5403b1036c "fs: convert most other genericfilemmap users to .mmapprepare". This is because the .mmap invocation establishes a refcount, but .mmapprepare is called at a...

CVE-2026-46100

In the Linux kernel, the following vulnerability has been resolved: fs: afs: revert mmapprepare change Partially reverts commit 9d5403b1036c "fs: convert most other genericfilemmap users to .mmapprepare". This is because the .mmap invocation establishes a refcount, but .mmapprepare is called at a...

UBUNTU-CVE-2026-46100

In the Linux kernel, the following vulnerability has been resolved: fs: afs: revert mmapprepare change Partially reverts commit 9d5403b1036c "fs: convert most other genericfilemmap users to .mmapprepare". This is because the .mmap invocation establishes a refcount, but .mmapprepare is called at a...

CVE-2026-46100

CVE-2026-46100 concerns the Linux kernel AFS subsystem where a change to mmap_prepare() could leak a refcount when a merge or allocation failure occurs after the call. The public descriptions across multiple sources indicate a partial revert of the change that converted generic_file_mmap() users ...

CVE-2026-46100

In the Linux kernel, the following vulnerability has been resolved: fs: afs: revert mmapprepare change Partially reverts commit 9d5403b1036c "fs: convert most other genericfilemmap users to .mmapprepare". This is because the .mmap invocation establishes a refcount, but .mmapprepare is called at a...

CVE-2026-46100 fs: afs: revert mmap_prepare() change

In the Linux kernel, the following vulnerability has been resolved: fs: afs: revert mmapprepare change Partially reverts commit 9d5403b1036c "fs: convert most other genericfilemmap users to .mmapprepare". This is because the .mmap invocation establishes a refcount, but .mmapprepare is called at a...

PT-2026-43968

In the Linux kernel, the following vulnerability has been resolved: fs: afs: revert mmap prepare change Partially reverts commit 9d5403b1036c "fs: convert most other generic file mmap users to .mmap prepare". This is because the .mmap invocation establishes a refcount, but .mmap prepare is called...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from changes in the mmapprepare function of the afs file system. This change leads to a leak of...

Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerabilities have been resolved: rxrpc, afs: Fixing the issue where a missing error pointer check occurs after rxrpckernellookuppeer. The rxrpckernellookuppeer function can also return error pointers in addition to NULL. Therefore, simply checking for NULL is...

Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerabilities have been resolved: afs: Fixed the failure condition due to the merge preference rule syzbot reported a lock that remained held when returning to user space1. This occurs because if argc is less than 0 and the function returns directly, the held...

Astra Linux - уязвимость в linux-5.10, linux-6.1, linux-5.15

In the Linux kernel, the following vulnerability has been resolved: afs: Fixed the maximum cell name length The kafs filesystem limits the maximum length of a cell to 256 bytes. However, a problem arises when someone attempts to create a directory under /proc/net/afs/ with the name of a cell. Thi...

Astra Linux - уязвимость в linux, linux-5.10, linux-5.15, linux-6.1

In the Linux kernel, the following vulnerability has been resolved: afs: Increase the buffer size in afsupdatevolumestatus. The maximum length of the volume-vid value is 20 characters. Therefore, increase the size of idbuf to 24 characters to avoid overflow. Identified by the Linux Verification...

Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerabilities have been resolved: afs: Fixed page leakage There is a loop in afaxtendwriteback that adds extra pages to the write operation. We want to improve the efficiency of this write-back process by making it larger. However, this loop stops if we...

EUVD-2026-28769

In the Linux kernel, the following vulnerability has been resolved: rxrpc, afs: Fix missing error pointer check after rxrpckernellookuppeer rxrpckernellookuppeer can also return error pointers in addition to NULL, so just checking for NULL is not sufficient. Fix this by: 1 Changing...

CVE-2026-43463

In the Linux kernel, the following vulnerability has been resolved: rxrpc, afs: Fix missing error pointer check after rxrpckernellookuppeer rxrpckernellookuppeer can also return error pointers in addition to NULL, so just checking for NULL is not sufficient. Fix this by: 1 Changing...

UBUNTU-CVE-2026-43463

In the Linux kernel, the following vulnerability has been resolved: rxrpc, afs: Fix missing error pointer check after rxrpckernellookuppeer rxrpckernellookuppeer can also return error pointers in addition to NULL, so just checking for NULL is not sufficient. Fix this by: 1 Changing...

CVE-2026-43463

In the Linux kernel, the following vulnerability has been resolved: rxrpc, afs: Fix missing error pointer check after rxrpckernellookuppeer rxrpckernellookuppeer can also return error pointers in addition to NULL, so just checking for NULL is not sufficient. Fix this by: 1 Changing...

CVE-2026-43463 rxrpc, afs: Fix missing error pointer check after rxrpc_kernel_lookup_peer()

In the Linux kernel, the following vulnerability has been resolved: rxrpc, afs: Fix missing error pointer check after rxrpckernellookuppeer rxrpckernellookuppeer can also return error pointers in addition to NULL, so just checking for NULL is not sufficient. Fix this by: 1 Changing...

CVE-2026-43463

Summary: Multiple sources confirm a Linux kernel vulnerability in rxrpc and afs where rxrpc_kernel_lookup_peer() could return error pointers in addition to NULL, risking instability. The fix changes rxrpc_kernel_lookup_peer() to return -ENOMEM on allocation failure (instead of NULL) and updates c...