EUVD-2026-45472

In the Linux kernel, the following vulnerability has been resolved: KVM: Replace guest-triggerable BUGON in ioeventfd datamatch with getunaligned Drop a BUGON that has been reachable since it was first added, way back in 2009, and instead use getunaligned to perform potentially-unaligned accesses...

CVE-2026-63806 KVM: Replace guest-triggerable BUG_ON() in ioeventfd datamatch with get_unaligned()

In the Linux kernel, the following vulnerability has been resolved: KVM: Replace guest-triggerable BUGON in ioeventfd datamatch with getunaligned Drop a BUGON that has been reachable since it was first added, way back in 2009, and instead use getunaligned to perform potentially-unaligned accesses...

CVE-2026-53292 net: phonet: do not BUG_ON() in pn_socket_autobind() on failed bind

In the Linux kernel, the following vulnerability has been resolved: net: phonet: do not BUGON in pnsocketautobind on failed bind syzbot reported a kernel BUG triggered from pnsocketsendmsg via pnsocketautobind: kernel BUG at net/phonet/socket.c:213! RIP: 0010:pnsocketautobind...

CVE-2026-52961

In the Linux kernel, the following vulnerability has been resolved: ceph: fix BUGON in cephbuildxattrsblob due to stale blob size The generic/642 test-case can reproduce the kernel crash: 40243.605254 ------------ cut here ------------ 40243.605956 kernel BUG at fs/ceph/xattr.c:918! 40243.607142...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: drm/buddy: This issue was addressed by validating the rounded allocation size before proceeding with the allocation process. When the DRMBUDDYCONTIGUOUSALLOCATION flag is set, the requested allocation size is rounded up to the ne...

drm/amdgpu/sdma4: replace BUG_ON with WARN_ON in fence emission

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Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: userfaultfd: The page is released in the error path to avoid BUGON. Consider the following sequence of events: 1. The userspace sends a UFFD ioctl, which ultimately calls shmemmfillatomicpte. We successfully account the blocks, a...

Astra Linux – Vulnerabilities in Linux, Linux-5.15, Linux-5.10

In the Linux kernel, the following vulnerability has been resolved: In ext4, the “set goal start” operation is performed correctly in ext4mbnormalizerequest. We need to set acgex to notify the goal start used in ext4mbfindbygoal. Instead of using acfex, we should use acgex in...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ext2/dax: Fixed ext2setsize when len is page-aligned. The PAGEALIGNx macro returns the next highest value that is a multiple of the page size. However, if x is already page-aligned, it simply returns x. Therefore, if x is passed ...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: ext4: fixed the bug in estreesearch Hulk Robot reported a BUG: kernel BUG at fs/ext4/extentsstatus.c:199! ... RIP: 0010:ext4esend fs/ext4/extentsstatus.c:199 inline RIP: 0010:estreesearch+0x1e0/0x260 fs/ext4/extentsstatus.c:21...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-021573)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-021573 advisory. In the Linux kernel, the following vulnerability has been resolved: scsi: qedf: Make qedfexecutetmf non-preemptible Stop calling smpprocessorid from preemptible code...

CVE-2026-43169

In the Linux kernel, the following vulnerability has been resolved: drm/buddy: Prevent BUGON by validating rounded allocation When DRMBUDDYCONTIGUOUSALLOCATION is set, the requested size is rounded up to the next power-of-two via rounduppowoftwo. Similarly, for non-contiguous allocations with lar...

CVE-2026-43169 drm/buddy: Prevent BUG_ON by validating rounded allocation

In the Linux kernel, the following vulnerability has been resolved: drm/buddy: Prevent BUGON by validating rounded allocation When DRMBUDDYCONTIGUOUSALLOCATION is set, the requested size is rounded up to the next power-of-two via rounduppowoftwo. Similarly, for non-contiguous allocations with lar...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the lack of verification of the rounded allocation size in the drm/buddy mechanism. This...

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 originates from a BUGON triggered when merging root nodes when the root entry in btrfs contains a non-zero dropprogress...

CVE-2026-31635

In the Linux kernel, the following vulnerability has been resolved: rxrpc: fix oversized RESPONSE authenticator length check rxgkverifyresponse decodes authlen from the packet and is supposed to verify that it fits in the remaining bytes. The existing check is inverted, so oversized RESPONSE...

Unity Linux 20.1050e / 20.1070e Security Update: kernel (UTSA-2026-010820)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-010820 advisory. In the Linux kernel, the following vulnerability has been resolved: dm cache: prevent BUGON by blocking retries on failed device resumes A cache device failing to...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-011230)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-011230 advisory. In the Linux kernel, the following vulnerability has been resolved: ALSA: ymfpci: Fix BUGON in probe function The snddmabuffer.bytes field now contains the aligned...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-006754)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-006754 advisory. In the Linux kernel, the following vulnerability has been resolved: mm/memory-failure: fix VMBUGONPAGEPagePoisonedpage when unpoison memory When I did memory failure...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-005671)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005671 advisory. In the Linux kernel, the following vulnerability has been resolved: btrfs: fix BUGON condition in btrfscancelbalance Pausing and canceling balance can race to...