Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: kernel/kexec: fixed the issue when the kexec target address is allocated in the CMA area. Description of the bug When I tested kexec with the latest kernel, I encountered the following warning: 40.712410 ------------ cut here ---...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: PCI: ofproperty: Return error for intmap allocation failure The “-ENOMEM” return value occurs when kcalloc fails to prevent a NULL pointer dereferencing in this case. bhelgaas: commit log...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: A memory barrier is required to ensure that the PTP WQ xmit submission tracking occurs after populating the metadatamap. Simply reordering the functions mlx5eptpmetadatamapput and mlx5eptpsqtrackmetadata within the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iouring: Fixed the issue of releasing pinned pages when iouaddrmap fails. Looking at the error path of iouaddrmap, if we fail to pin the pages for any reason, ret will be set to -EINVAL, and the error handler will not properly...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: bpf: Fixed the exclusive map memory leak When exclproghash is 0 and exclproghashsize is non-zero, the map also needs to be freed. Otherwise, the map memory will not be reclaimed, similar to the memory leak issue reported by syzbo...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: btrfs: fixed a chunk map leak in btrfsmapblock after btrfschunkmapnumcopies. Fixed a chunk map leak in btrfsmapblock: if we return early with -EINVAL, we are not freeing the chunk map that we just looked up...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: drm/tests: shmem: Holding the reservation lock around vmap/vunmap operations Acquiring and releasing the reservation lock of the GEM object during vmap and vunmap operations. The tests used vmaplocked, which caused errors such...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: arm64: dts: qcom: monaco: Reserve a full Gunyah metadata region. We have observed spurious “Synchronous External Abort” exceptions ESR=0x96000010 and kernel crashes on Monaco-based platforms. These faults are caused by the kernel...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: LoongArch: KVM: Makes kvmgetvcuByCPUid more robust The kvmgetvcuByCPUid function takes a cpuid parameter of type int; therefore, the cpuid value can be negative. To make this function more robust, let kvmgetvcuByCPUid return NULL...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: perf/core: Fixed a reference count bug and a potential UAF in perfmmap. Syzkaller reported a refcountt issue where the increment of the reference count was set to 0; there was also a warning about a use-after-free when using...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: accel/qaic: A leak was fixed in mapuserpages. If getuserpagesfast allocates some pages, but not as many as we wanted, then the current code causes those pages to be leaked. Call putpage on the pages before returning...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm: filemap: fix nrpages calculation overflow in filemapmappages When running stress-ng on my Arm64 machine with v7.0-rc3 kernel, I encountered some very strange crash issues that appeared as “Bad page state”: "734.496287 BUG: Ba...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: mm/vma: Fixed a memory leak in mmapregion. The commit 605f6586ecf7 “mm/vma: No memory leak occurs when .mmapprepare swaps the file” handled the success path by skipping getfile via filedoesntneedget, but missed the error path...

The vulnerability of the map_keys_roles() function in the RBAC role management subsystem of the XCP-ng hypervisor and the XenServer server virtualization platform allows a perpetrator to bypass existing security mechanisms.

The vulnerability of the mapkeysroles function in the RBAC role management subsystem of the XCP-ng hypervisor and the XenServer server virtualization platform is related to the absence of authentication. Exploiting this vulnerability allows a malicious actor to bypass existing security mechanisms...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-021553)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-021553 advisory. In the Linux kernel, the following vulnerability has been resolved: bpf: Call freehtabelem after htabunlockbucket For htab of maps, when the map is removed from the...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-021601)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-021601 advisory. In the Linux kernel, the following vulnerability has been resolved: nvme-pci: fix race condition between reset and nvmedevdisable nvmedevdisable modifies the...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-021504)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-021504 advisory. In the Linux kernel, the following vulnerability has been resolved: ptrace: slightly saner 'getdumpable' logic The 'dumpability' of a task is fundamentally about the...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-021539)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-021539 advisory. In the Linux kernel, the following vulnerability has been resolved: vfio/type1: prevent underflow of lockedvm via exec When a vfio container is preserved across exec...

RHCOS 4 : OpenShift Container Platform 4.17.54 (RHSA-2026:17595)

The remote Red Hat Enterprise Linux CoreOS 4 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:17595 advisory. - golang: archive/tar: Unbounded allocation when parsing GNU sparse map CVE-2025-58183 - golang: net/url: Memory exhaustion in quer...

xorg: xwayland: X.Org X server: Denial of Service via integer underflow in XKB compatibility map handling

A flaw was found in the X.Org X server. This integer underflow vulnerability, specifically in the XKB compatibility map handling, allows an attacker with local or remote X11 server access to trigger a buffer read overrun. This can lead to memory-safety violations and potentially a denial of servi...