Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Added NULL pointer dereferencing checking at the end of attrallocateframe. It is preferable to exit through the out: label because internal debugging functions are located there...

EUVD-2026-32232

In the Linux kernel, the following vulnerability has been resolved: ext4: fix memory leak in ext4extshiftextents In ext4extshiftextents, if the extent is NULL in the while loop, the function returns immediately without releasing the path obtained via ext4findextent, leading to a memory leak. Fix...

PT-2026-43815

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A memory leak occurs in the ext4 ext shift extents function. When the extent is NULL within the while loop, the function returns immediately without releasing the path acquired through t...

DEBIAN-CVE-2025-39819

In the Linux kernel, the following vulnerability has been resolved: fs/smb: Fix inconsistent refcnt update A possible inconsistent update of refcount was identified in smb2compoundop. Such inconsistent update could lead to possible resource leaks. Why it is a possible bug: 1. In the comment secti...

DEBIAN-CVE-2025-38469

In the Linux kernel, the following vulnerability has been resolved: KVM: x86/xen: Fix cleanup logic in emulation of Xen schedop poll hypercalls kvmxenschedoppoll does a kmallocarray when a VM polls the host for more than one event channel potr nrports 1. After the kmallocarray, the error paths ne...

PT-2025-31066

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains an issue in the KVM component, specifically within the emulation of Xen schedop poll hypercalls. The kvm xen schedop poll function uses kmalloc array when a...

UBUNTU-CVE-2021-47325

In the Linux kernel, the following vulnerability has been resolved: iommu/arm-smmu: Fix armsmmudevice refcount leak in address translation The reference counting issue happens in several exception handling paths of armsmmuiovatophyshard. When those error scenarios occur, the function forgets to...

DEBIAN-CVE-2023-52641

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Add NULL ptr dereference checking at the end of attrallocateframe It is preferable to exit through the out: label because internal debugging functions are located there...

UBUNTU-CVE-2023-52641

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Add NULL ptr dereference checking at the end of attrallocateframe It is preferable to exit through the out: label because internal debugging functions are located there...