Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: mm/hugememory: Fixed the issue of dereferencing an invalid PMD migration entry. When migrating a THP, concurrent access to the PMD migration entry during a deferred split scan can lead to an invalid address access, as illustrated...

Astra Linux – Vulnerability in WebKit2GTK

A “use-after-free” issue has been addressed through improved memory management. This issue is fixed in Safari 26, iOS 26, and iPadOS 26, as well as macOS Tahoe 26. Processing maliciously crafted web content may lead to an unexpected Safari crash...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: benet: Fixed a bug when creating VFs. The benet function crashes as soon as SRIOV VFs are created: Kernel bug at mm/vmalloc.c:3457! Oops: Invalid opcode: 0000 1 SMP KASAN NOPTI CPU: 4 UID: 0 PID: 7408 Comm: test.sh Kdump: Load...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: drm/xe/pf: Allocating LMTT pages should clear them all upon allocation. Our LMEM buffer objects are not cleared by default upon allocation. During VF provisioning, we only set up LMTT PTEs for the actually provisioned LMEM range...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: mm: userfaultfd: fix race between userfaultfdmove and swap cache. This commit fixes two types of races, and their outcomes may differ: Barry reported a BUGON in commit c50f8e6053b0; we might see the same BUGON if the filemap look...

USN-7835-4 linux-hwe-6.8 vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM64 architecture; - PowerPC architecture; - x86 architecture; - ACPI drivers; - Ublk userspace block driver; -...

USN-7835-4: Linux kernel (HWE) vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM64 architecture; - PowerPC architecture; - x86 architecture; - ACPI drivers; - Ublk userspace block driver; -...

The vulnerability of the cifs_sg_set_buf() function in the Linux operating system allows a hacker to cause a service failure.

The vulnerability of the cifssgsetbuf function in the Linux operating system is related to memory management errors after memory is freed. Exploiting this vulnerability can allow an attacker to cause a service failure...

webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash

A flaw was found in WebKitGTK. Processing malicious web content can cause a use-after-free issue due to improper memory management and result in an unexpected process crash...

mm/ksm: fix flag-dropping behavior in ksm_madvise

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SUSE CVE-2025-40040

In the Linux kernel, the following vulnerability has been resolved: mm/ksm: fix flag-dropping behavior in ksmmadvise syzkaller discovered the following crash: kernel BUG 44.607039 ------------ cut here ------------ 44.607422 kernel BUG at mm/userfaultfd.c:2067! 44.608148 Oops: invalid opcode: 000...

SUSE CVE-2025-40058

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Disallow dirty tracking if incoherent page walk Dirty page tracking relies on the IOMMU atomically updating the dirty bit in the paging-structure entry. For this operation to succeed, the paging- structure memory must...

CVE-2025-40058

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Disallow dirty tracking if incoherent page walk Dirty page tracking relies on the IOMMU atomically updating the dirty bit in the paging-structure entry. For this operation to succeed, the paging- structure memory must...

CVE-2025-40058 iommu/vt-d: Disallow dirty tracking if incoherent page walk

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Disallow dirty tracking if incoherent page walk Dirty page tracking relies on the IOMMU atomically updating the dirty bit in the paging-structure entry. For this operation to succeed, the paging- structure memory must...

CVE-2025-40040

In the Linux kernel, the following vulnerability has been resolved: mm/ksm: fix flag-dropping behavior in ksmmadvise syzkaller discovered the following crash: kernel BUG 44.607039 ------------ cut here ------------ 44.607422 kernel BUG at mm/userfaultfd.c:2067! 44.608148 Oops: invalid opcode: 000...

CVE-2025-40040 mm/ksm: fix flag-dropping behavior in ksm_madvise

In the Linux kernel, the following vulnerability has been resolved: mm/ksm: fix flag-dropping behavior in ksmmadvise syzkaller discovered the following crash: kernel BUG 44.607039 ------------ cut here ------------ 44.607422 kernel BUG at mm/userfaultfd.c:2067! 44.608148 Oops: invalid opcode: 000...

webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash

A flaw was found in WebKitGTK. Processing malicious web content can cause a use-after-free issue due to improper memory management and result in an unexpected process crash...

webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash

A flaw was found in WebKitGTK. Processing malicious web content can cause an unexpected process crash due to improper memory handling...

webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash

A flaw was found in WebKitGTK. Processing malicious web content can cause a use-after-free issue due to improper memory management and result in an unexpected process crash...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from allowing dirty page tracking when the IOMMU is in non-consistent mode, which could lead to unrecoverable...