Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ksmbd: Fixed the missing error check for xastore. xastore may fail. It returns xaerr-EINVAL if the entry cannot be stored in an XArray, or xaerr-ENOMEM if memory allocation fails. Therefore, a check for errors in xastore is...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: iouring/tctx: A workaround has been implemented for the allocation error issue with xastore. The syzbot triggered the following WARNON: WARNING: CPU: 0, PID: 16, in iouring/tctx.c, line 51: iouringfree+0xfa/0x140. The warning...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: afs: Fixed page leak 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 the write operation larger. However, this loop stops i...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm/hugememory: Fixed the memory leak associated with xarray nodes. If the xassplitalloc function fails to allocate the necessary nodes to complete the splitting of the xarray entries, it sets the xastate to -ENOMEM. This is then...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: erofs: Fixed the issue where xasretry was missing in the fscache mode. The xarray iteration only holds the RCU read lock; therefore, an XARETRYENTRY may be encountered if a process modifies the xarray concurrently. This would lea...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm/filemap: Make MAXPAGECACHEORDER acceptable to xarray. Patch series “mm/filemap: Limit page cache size to that supported by xarray”, version 2. Currently, xarray cannot support arbitrary page cache sizes. More details can be...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: mm/migrate: fixed the issue where shmem xarray updates occur during migration. A shmem folio can be either in the page cache or in the swap cache, but not both at the same time. Specifically, once it is in the swap cache,...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: KVM: Explicitly verify that the target vCPU is online in kvmgetvcpu It is necessary to explicitly verify that the target vCPU is fully online prior to clamping the index in kvmgetvcpu. If the index is “bad”, the nospec clamping...

Linux Distros Unpatched Vulnerability : CVE-2026-43041

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net: qrtr: replace qrtrtxflow radixtree with xarray to fix memory leak radixtreecreate allocates and links intermediate nodes into the tree one by one. If a...

CVE-2026-43041

In the Linux kernel, the following vulnerability has been resolved: net: qrtr: replace qrtrtxflow radixtree with xarray to fix memory leak radixtreecreate allocates and links intermediate nodes into the tree one by one. If a subsequent allocation fails, the already-linked nodes remain in the tree...

CVE-2026-43041 net: qrtr: replace qrtr_tx_flow radix_tree with xarray to fix memory leak

In the Linux kernel, the following vulnerability has been resolved: net: qrtr: replace qrtrtxflow radixtree with xarray to fix memory leak radixtreecreate allocates and links intermediate nodes into the tree one by one. If a subsequent allocation fails, the already-linked nodes remain in the tree...

EUVD-2026-26640

In the Linux kernel, the following vulnerability has been resolved: net: qrtr: replace qrtrtxflow radixtree with xarray to fix memory leak radixtreecreate allocates and links intermediate nodes into the tree one by one. If a subsequent allocation fails, the already-linked nodes remain in the tree...

CVE-2026-43041

In the Linux kernel, the following vulnerability has been resolved: net: qrtr: replace qrtrtxflow radixtree with xarray to fix memory leak radixtreecreate allocates and links intermediate nodes into the tree one by one. If a subsequent allocation fails, the already-linked nodes remain in the tree...

CVE-2026-43041

In the Linux kernel, the following vulnerability has been resolved: net: qrtr: replace qrtrtxflow radixtree with xarray to fix memory leak radixtreecreate allocates and links intermediate nodes into the tree one by one. If a subsequent allocation fails, the already-linked nodes remain in the tree...

CVE-2026-43041

CVE-2026-43041 concerns the Linux kernel: the irq/qrtr path (qrtr_tx_flow) used a radix_tree that could leak memory when intermediate nodes were linked but a subsequent allocation failed. The root cause was orphaned internal radix_tree nodes left behind because radix_tree_for_each_slot() only vis...

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 the Linux kernel that stems from the use of radixtree by qrtrtxflow leading to a memory leak in an internal node, which was fixed by migratin...

PT-2026-36458

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A memory leak exists in the qrtr tx flow component. The radix tree create function allocates and links intermediate nodes into the tree sequentially. If a subsequent allocation fails,...

PT-2026-30032

In the Linux kernel, the following vulnerability has been resolved: drm/xe/reg sr: Fix leak on xa store failure Free the newly allocated entry when xa store fails to avoid a memory leak on the error path. v2: use goto fail free. Bala cherry picked from commit 6bc6fec71ac45f52db609af4e62bdb96b9f5f...

SUSE CVE-2026-23226

In the Linux kernel, the following vulnerability has been resolved: ksmbd: add channlock to protect ksmbdchannlist xarray ksmbdchannlist xarray lacks synchronization, allowing use-after-free in multi-channel sessions between lookupchannlist and ksmbdchanndel. Adds rwsemaphore channlock to struct...

CVE-2026-23226

In the Linux kernel, the following vulnerability has been resolved: ksmbd: add channlock to protect ksmbdchannlist xarray ksmbdchannlist xarray lacks synchronization, allowing use-after-free in multi-channel sessions between lookupchannlist and ksmbdchanndel. Adds rwsemaphore channlock to struct...