Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Fixed a slab-out-of-bounds read in hdrdeletede. Here is a bug report from syzbot: Bug: KASAN: Slab-out-of-bounds in hdrdeletede+0xe0/0x150, fs/ntfs3/index.c:806. A read of size 16842960 was performed at address...

CVE-2026-45892 ext4: drop extent cache after doing PARTIAL_VALID1 zeroout

In the Linux kernel, the following vulnerability has been resolved: ext4: drop extent cache after doing PARTIALVALID1 zeroout When splitting an unwritten extent in the middle and converting it to initialized in ext4splitextent with the EXT4EXTMAYZEROOUT and EXT4EXTDATAVALID2 flags set, it could...

CVE-2026-45858

In the Linux kernel, the following vulnerability has been resolved: ext4: don't zero the entire extent if EXT4EXTDATAPARTIALVALID1 When allocating initialized blocks from a large unwritten extent, or when splitting an unwritten extent during end I/O and converting it to initialized, there is...

CVE-2026-45858 ext4: don't zero the entire extent if EXT4_EXT_DATA_PARTIAL_VALID1

In the Linux kernel, the following vulnerability has been resolved: ext4: don't zero the entire extent if EXT4EXTDATAPARTIALVALID1 When allocating initialized blocks from a large unwritten extent, or when splitting an unwritten extent during end I/O and converting it to initialized, there is...

SUSE CVE-2026-23334

In the Linux kernel, the following vulnerability has been resolved: can: usb: f81604: handle short interrupt urb messages properly If an interrupt urb is received that is not the correct length, properly detect it and don't attempt to treat the data as valid...

CVE-2026-23334

In the Linux kernel, the following vulnerability has been resolved: can: usb: f81604: handle short interrupt urb messages properly If an interrupt urb is received that is not the correct length, properly detect it and don't attempt to treat the data as valid...

CVE-2026-23334

The CVE-2026-23334 issue affects the Linux kernel in the can: usb: f81604 path, where interrupt URBs of incorrect length could be misinterpreted as valid data. The vulnerability is addressed by upstream kernel fixes, and Mageia advisories reference kernel version 6.6.130 as the fixing baseline, w...

CVE-2026-21676: Heap-based Buffer Overflow

iccDEV provides a set of libraries and tools for working with ICC color management profiles. Versions 2.3.1 and below have a Heap-based Buffer Overflow in its CIccMBB::Validate function which checks tag data validity. This issue is fixed in version 2.3.1.1...

PT-2026-27699

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains an issue where interrupt urb messages of incorrect length are not properly handled. Specifically, the code does not correctly detect and reject short interrupt...

AZL-65684 CVE-2025-38412 affecting package kernel for versions less than 6.6.104.2-1

In the Linux kernel, the following vulnerability has been resolved: platform/x86: dell-wmi-sysman: Fix WMI data block retrieval in sysfs callbacks After retrieving WMI data blocks in sysfs callbacks, check for the validity of them before dereferencing their content...

The vulnerability of the `restore_fpregs_from_user()` function in the `arch/x86/kernel/fpu/signal.c` file of the Linux operating system’s FPU driver allows an attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the restorefpregsfromuser function in the arch/x86/kernel/fpu/signal.c file of the Linux operating system’s FPU driver is related to insufficient control over the validity of user data. Exploiting this vulnerability could allow an attacker to compromise the confidentiality,...

PV superpage functionality missing sanity checks

ISSUE DESCRIPTION The PV superpage functionality lacks certain validity checks on data being passed to the hypervisor by guests. This is the case for the page identifier MFN passed to MMUEXTMARKSUPER and MMUEXTUNMARKSUPER sub-ops of the HYPERVISORmmuextop hypercall as well as for various forms of...