CLSA-2025-1762244592 kernel: Fix of 5 CVEs

ext4: fix possible UAF when remounting r/o a mmp-protected file system CVE-2021-47342 - ext4: fix memory leak in ext4fillsuper - net: defer final 'struct net' free in netns dismantle CVE-2024-56658 - net/sched: schqfq: Fix race condition on qfqaggregate CVE-2025-38477 - ALSA: usb-audio: Fix an...

CLSA-2025-1762332910 kernel: Fix of 5 CVEs

ext4: fix possible UAF when remounting r/o a mmp-protected file system CVE-2021-47342 - ext4: fix memory leak in ext4fillsuper - net: defer final 'struct net' free in netns dismantle CVE-2024-56658 - net/sched: schqfq: Fix race condition on qfqaggregate CVE-2025-38477 - ALSA: usb-audio: Fix an...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989274)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989274 advisory. In the Linux kernel, the following vulnerability has been resolved: virtioconsole: eliminate anonymous moduleinit & moduleexit Eliminate anonymous moduleinit and...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989039)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989039 advisory. In the Linux kernel, the following vulnerability has been resolved: drm/virtio: Fix GEM handle creation UAF Userspace can guess the handle value and try to race GEM...

Unity Linux 20.1050e Security Update: kernel (UTSA-2025-989956)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989956 advisory. In the Linux kernel, the following vulnerability has been resolved: drm/virtio: fix NULL pointer dereference in virtiogpuconngetmodes drmcvtmode may return NULL and ...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-988700)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-988700 advisory. In the Linux kernel, the following vulnerability has been resolved: drm/virtio: fix NULL pointer dereference in virtiogpuconngetmodes drmcvtmode may return NULL and ...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-988794)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-988794 advisory. In the Linux kernel, the following vulnerability has been resolved: virtio-net: Add validation for used length This adds validation for used length might come from a...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-989847)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989847 advisory. In the Linux kernel, the following vulnerability has been resolved: virtio-blk: don't keep queue frozen during system suspend Commit 4ce6e2db00de virtio-blk: Ensure ...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-990227)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-990227 advisory. In the Linux kernel, the following vulnerability has been resolved: virtio-blk: don't keep queue frozen during system suspend Commit 4ce6e2db00de virtio-blk: Ensure ...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989128)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989128 advisory. In the Linux kernel, the following vulnerability has been resolved: virtio-blk: Fix memory leak among suspend/resume procedure The vblk-vqs should be freed before we...

CLSA-2025-1762244848 kernel: Fix of 5 CVEs

ext4: fix possible UAF when remounting r/o a mmp-protected file system CVE-2021-47342 - ext4: fix memory leak in ext4fillsuper - net: defer final 'struct net' free in netns dismantle CVE-2024-56658 - net/sched: schqfq: Fix race condition on qfqaggregate CVE-2025-38477 - ALSA: usb-audio: Fix an...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: virtio-net: xsk: rx: fix the frame’s length check When calling buftoxdp, the len argument represents the length of the frame data, excluding the length of the virtio header vi-hdrlen. We check that len is not greater than the...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: virtio-net: fixed the recursive rtnllock call during the probe function. The deadlock occurs in a stack trace similar to this: virtnetprobe rtnllock virtioconfigChangedWork netdevNotifyPeers rtnllock This issue occurs when the VM...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: virtio-net: Ensure that the received length does not exceed the allocated size. In xdplinearizepage, when reading the following buffers from the ring, we forget to check the received length against the actual allocated size. This...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: vsock/virtio: The length of the packet header is validated before calling skbPut. When receiving a vsock packet in the guest, only the size of the virtqueue buffer is validated prior to calling virtiovsockskbrxPut. Unfortunately,...

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; -...

Virtuozzo Hybrid Infrastructure 7.1 Hotfix 1 (7.1.0-187)

This update provides important security fixes. Vulnerability id: VSTOR-89294 A fix for volume attachment. Vulnerability id: VSTOR-107377 Failed to move domains to a mount point during an update. Vulnerability id: VSTOR-111693 A stability fix for QEMU. Vulnerability id: VSTOR-115326 Failed to set...

RHEL 9 : kernel (RHSA-2025:19105)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:19105 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: vsock/virtio: Validate length...

Moderate: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the...

kernel: vsock/virtio: Validate length in packet header before skb_put()

In the Linux kernel, the following vulnerability has been resolved: vsock/virtio: Validate length in packet header before skbput When receiving a vsock packet in the guest, only the virtqueue buffer size is validated prior to virtiovsockskbrxput. Unfortunately, virtiovsockskbrxput uses the length...