CVE-2026-18746 NULL pointer dereference in Zephyr LwM2M client when the CoAP Block1 context pool is exhausted

parsewriteop in subsys/net/lib/lwm2m/lwm2mmessagehandling.c handles inbound CoAP WRITE/CREATE requests that carry a Block1 option. For the first block of a transfer it called initblockctx and then immediately stored the peer-selected block size with blockctx-ctx.blocksize = blocksize before...

CVE-2026-90097: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: Drivers: hv: vmbus: Skip VMBus module cleanup for non-nested root partition The VMBus module initialization function, hvacpiinit, currently does nothing when running in the root partition and root is not nested in another VM. But...

Astra Linux – Vulnerability in hdf5

The HDF5 library from version 1.14.3 has a segmentation fault in the H5VM.c function H5VMmemcpyvv...

Astra Linux – Vulnerability in fig2dev

A out-of-bounds flaw was discovered in the fig2dev version 3.2.8a. A flawed bounds check in the readobjects function could allow an attacker to provide malicious input, causing the application to crash or, in some cases, leading to memory corruption. The greatest threat of this vulnerability is...

UBUNTU-CVE-2026-80685

In the Linux kernel, the following vulnerability has been resolved: mm/util: don't read page2 for order-1 folios in snapshotpage snapshotpage currently reads page2 after checking nrpages 1, but it should only do so when nrpages 2. If an order-1 folio is allocated at the end of a vmemmap section,...

EulerOS 2.0 SP11 : bzip2 (EulerOS-SA-2026-3060)

According to the versions of the bzip2 packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : bzip2 contains an offbyone error in the bzip2recover utility. When processing a specially crafted file, the application performs an outofbounds wri...

EUVD-2026-49360

facil.io 0.7.5 through 0.7.6 contains a denial-of-service vulnerability in the HTTP/1.1 chunked transfer encoding parser that allows unauthenticated remote attackers to crash the server by sending a negative chunk size value. Attackers can send a single POST request with a Transfer-Encoding:...

PT-2026-64511

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the iommufd fault fops read function where a failure in copy to user within an inner list for each entry loop only breaks the inner loop. This causes the outer while...

CVE-2026-63807 KVM: x86/mmu: Ensure hugepage is in by slot before checking max mapping level

In the Linux kernel, the following vulnerability has been resolved: KVM: x86/mmu: Ensure hugepage is in by slot before checking max mapping level When recovering hugepages in the shadow MMU, verify that the base gfn of the shadow page is actually contained within the target memslot, before queryi...

CVE-2026-64167: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: kho: skip KHO for crash kernel khofillkimage unconditionally populates the kimage with KHO metadata for every kexec image type. When the image is a crash kernel, this can be problematic as the crash kernel can run in a small...

AZL-92208 CVE-2026-14740 affecting package perl-DBI for versions less than 1.650-1

DBI versions before 1.650 for Perl read one byte out-of-bounds in preparse when deleting an initial SQL comment. The preparse method normalises SQL and removes comments. When the SQL starts with a comment line, the deletion of that line during normalisation led to an out-of-bounds read by one byt...

CVE-2026-14740 DBI versions before 1.650 for Perl read one byte out-of-bounds in preparse when deleting an initial SQL comment

DBI versions before 1.650 for Perl read one byte out-of-bounds in preparse when deleting an initial SQL comment. The preparse method normalises SQL and removes comments. When the SQL starts with a comment line, the deletion of that line during normalisation led to an out-of-bounds read by one byt...

CVE-2026-14740: Out-of-bounds Read

DBI versions before 1.650 for Perl read one byte out-of-bounds in preparse when deleting an initial SQL comment. The preparse method normalises SQL and removes comments. When the SQL starts with a comment line, the deletion of that line during normalisation led to an out-of-bounds read by one byt...

UBUNTU-CVE-2026-43620

Rsync version 3.4.2 and prior contain a receiver-side out-of-bounds array read vulnerability in recvfiles in receiver.c that allows a malicious rsync server to crash the rsync client process. Attackers can exploit the vulnerability by setting CFINCRECURSE in compatibility flags and sending a...

kernel: out-of-bound read in memcpy_fromiovecend()

A flaw was found in the Linux kernel that allows the userspace to call memcpyfromiovecend and similar functions with a zero offset and buffer length. This can cause a read beyond the buffer boundaries flaw and, in certain cases, cause a memory access fault and a system halt by accessing invalid...

CVE-2026-31742

In the Linux kernel, the following vulnerability has been resolved: vt: discard stale unicode buffer on alt screen exit after resize When enteraltscreen saves vcunilines into vcsavedunilines and sets vcunilines to NULL, a subsequent console resize via vcdoresize skips reallocating the unicode...

DEBIAN-CVE-2026-31597

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix use-after-free in ocfs2fault when VMFAULTRETRY filemapfault may drop the mmaplock before returning VMFAULTRETRY, as documented in mm/filemap.c: "If our return value has VMFAULTRETRY set, it's because the mmaplock may b...

CVE-2026-31597 ocfs2: fix use-after-free in ocfs2_fault() when VM_FAULT_RETRY

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix use-after-free in ocfs2fault when VMFAULTRETRY filemapfault may drop the mmaplock before returning VMFAULTRETRY, as documented in mm/filemap.c: "If our return value has VMFAULTRETRY set, it's because the mmaplock may b...

EUVD-2026-25490

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix use-after-free in ocfs2fault when VMFAULTRETRY filemapfault may drop the mmaplock before returning VMFAULTRETRY, as documented in mm/filemap.c: "If our return value has VMFAULTRETRY set, it's because the mmaplock may b...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-007480)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007480 advisory. In the Linux kernel, the following vulnerability has been resolved: RISC-V: Make port I/O string accessors actually work Fix port I/O string accessors such as insb',...