CVE-2026-52959

In the Linux kernel, the following vulnerability has been resolved: virt: sev-guest: Do not use host-controlled page order in cleanup path When issuing an extended guest request SVMVMGEXITEXTGUESTREQUEST, getextreport allocates a buffer to retrieve a certificate blob from the host, keeping track ...

CVE-2026-52959

The CVE-2026-52959 issue affects the Linux kernel SEV guest module. During an extended guest request (SVM_VMGEXIT_EXT_GUEST_REQUEST), get_ext_report() allocates a buffer for a host certificate blob and stores its size in report_req->certs_len. The host may return SNP_GUEST_VMM_ERR_INVALID_LEN ...

RHEL 9 : kernel (RHSA-2026:27735)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:27735 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: libceph: make decodepool more...

CVE-2026-46256

CVE-2026-46256 refers to a Linux kernel flaw in the NFS LOCALIO optimization. The issue allows a recursion deadlock during direct reclaim when writing pages back into NFS via nfs_writepages, potentially affecting NFS loopback paths where LOCALIO is used on the same system. The root cause is that ...

CVE-2026-46096

A flaw was found in the Linux kernel's tpm2-sessions component. The tpm2readpublic function fails to properly destroy a buffer on certain exit paths, leading to a page allocation leak. This resource exhaustion could allow a local attacker to cause a Denial of Service DoS...

CVE-2025-39836 efi: stmm: Fix incorrect buffer allocation method

In the Linux kernel, the following vulnerability has been resolved: efi: stmm: Fix incorrect buffer allocation method The communication buffer allocated by setupmmhdr is later on passed to teeshmregisterkernelbuf. The latter expects those buffers to be contiguous pages, but setupmmhdr just uses...

Kernel update: Virtuozzo ReadyKernel patch 77.1 for Virtuozzo 7.0.7

The cumulative Virtuozzo ReadyKernel patch was updated with stability fixes. The patch applies to Virtuozzo kernels 3.10.0-693.17.1.vz7.43.10 Virtuozzo 7.0.7. Vulnerability id: PSBM-93349 ploop: potential data corruption due to a race between 'preparemerge' and 'submitalloc' operations...

Kernel update: Virtuozzo ReadyKernel patch 77.0 for Virtuozzo 7.0.6 and 7.0.6 HF3

The cumulative Virtuozzo ReadyKernel patch was updated with stability fixes. The patch applies to Virtuozzo kernels 3.10.0-693.1.1.vz7.37.30 Virtuozzo 7.0.6 and 3.10.0-693.11.6.vz7.40.4 Virtuozzo 7.0.6 HF3. Vulnerability id: PSBM-93349 ploop: potential data corruption due to a race between...