UBUNTU-CVE-2026-53201

In the Linux kernel, the following vulnerability has been resolved: Revert "drm/xe: Skip exec queue schedule toggle if queue is idle during suspend" This reverts commit 8533051ce92015e9cc6f75e0d52119b9d91610b6. The idle-skip optimization bypasses GuC suspend, so the GPU may not perform the contex...

EUVD-2026-38813

In the Linux kernel, the following vulnerability has been resolved: Revert "wireguard: device: enable threaded NAPI" This reverts commit 933466fc50a8e4eb167acbd0d8ec96a078462e9c which is commit db9ae3b6b43c79b1ba87eea849fd65efa05b4b2e upstream. We have had three independent production user report...

CVE-2026-52945

The CVE-2026-52945 entry describes a Linux kernel vulnerability in the WireGuard component where enabling threaded NAPI can cause the decryption path for a WireGuard peer to stall under heavy network load (notably with Cilium), effectively causing a DoS for that peer while other peers remain func...

CVE-2026-52945 Revert "wireguard: device: enable threaded NAPI"

In the Linux kernel, the following vulnerability has been resolved: Revert "wireguard: device: enable threaded NAPI" This reverts commit 933466fc50a8e4eb167acbd0d8ec96a078462e9c which is commit db9ae3b6b43c79b1ba87eea849fd65efa05b4b2e upstream. We have had three independent production user report...

CVE-2026-52945

In the Linux kernel, the following vulnerability has been resolved: Revert "wireguard: device: enable threaded NAPI" This reverts commit 933466fc50a8e4eb167acbd0d8ec96a078462e9c which is commit db9ae3b6b43c79b1ba87eea849fd65efa05b4b2e upstream. We have had three independent production user report...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: scsi: ses: Properly handle cases where an enclosure contains only one primary component. This fix reverts to commit 3fe97ff3d949 “scsi: ses: Do not attach if the enclosure has no components”. It also introduces proper handling fo...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: In usbnet, there was a flaw where unregisternetdev was called before -unbind. The commit with the commit ID 2c9d6c2b871d “usbnet: run unbind before unregisternetdev” was intended to fix a use-after-free issue when disconnecting U...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: dmaengine: qcom: bamdma: fix runtime PM underflow The commit dbad41e7bb5f “dmaengine: qcom: bamdma: check if the runtime pm enabled” caused unbalanced pmruntimeget/put calls when the bam was controlled remotely. This commit rever...

SUSE CVE-2026-46318

In the Linux kernel, the following vulnerability has been resolved: Revert "mm/hugetlbfs: update hugetlbfs to use mmapprepare" This reverts commit ea52cb24cd3f "mm/hugetlbfs: update hugetlbfs to use mmapprepare" with conflict resolution to account for changes in commit ea52cb24cd3f "mm/hugetlbfs:...

CVE-2026-46330

In the Linux kernel, the following vulnerability has been resolved: Revert "net/smc: Introduce TCP ULP support" This reverts commit d7cd421da9da2cc7b4d25b8537f66db5c8331c40. As reported by Al Viro, the TCP ULP support for SMC is fundamentally broken. The implementation attempts to convert an acti...

EUVD-2026-35431

In the Linux kernel, the following vulnerability has been resolved: Revert "net/smc: Introduce TCP ULP support" This reverts commit d7cd421da9da2cc7b4d25b8537f66db5c8331c40. As reported by Al Viro, the TCP ULP support for SMC is fundamentally broken. The implementation attempts to convert an acti...

CVE-2026-46330

The CVE-2026-46330 entry concerns the Linux kernel TCP ULP support for SMC. The vulnerability arises when an active TCP socket is converted into an SMC socket by in-place modifications to core VFS structures (struct file, dentry, inode), violating VFS invariants that expect these structures to be...

CVE-2026-46330

In the Linux kernel, the following vulnerability has been resolved: Revert "net/smc: Introduce TCP ULP support" This reverts commit d7cd421da9da2cc7b4d25b8537f66db5c8331c40. As reported by Al Viro, the TCP ULP support for SMC is fundamentally broken. The implementation attempts to convert an acti...

CVE-2026-46318

In the Linux kernel, the following vulnerability has been resolved: Revert "mm/hugetlbfs: update hugetlbfs to use mmapprepare" This reverts commit ea52cb24cd3f "mm/hugetlbfs: update hugetlbfs to use mmapprepare" with conflict resolution to account for changes in commit ea52cb24cd3f "mm/hugetlbfs:...

CVE-2026-46318

CVE-2026-46318 concerns a Linux kernel hugetlbfs issue: a revert of the mmap_prepare-related change due to a potential VMA lock leak after a failed allocation. The fix reverts the change to allow rework, while attempting to preserve VMA flag changes. Connected sources consistently describe the ro...

PT-2026-47788

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description TCP ULP support for SMC is fundamentally broken. The implementation attempts to convert an active TCP socket into an SMC socket by modifying the underlying struct file, dentry, and inode...

CVE-2026-6866

CWE-1188 Initialization of a Resource with an Insecure Default vulnerability exists that could cause unauthorized disclosure of sensitive information when credentials revert to initial settings in rare circumstances, enabling unauthorized authentication using known credentials...

Advisory ROSA-SA-2026-3308

CVE-ID: CVE-2020-24332 BDU-ID: None CVE-Crit: HIGH CVE-DESCRIPTION: The vulnerability in the tcsd daemon of the TrouSerS package relates to the possibility of attacks through symbolic links when creating the system.data file. It allows a local malicious actor tss user to create or damage arbitrar...

USN-8344-2 python-pip regression

USN-8344-1 fixed vulnerabilities in pip. On Ubuntu 22.04 LTS, Ubuntu 24.04 LTS, and Ubuntu 26.04 LTS the patches for CVE-2025-66471 caused a regression when using pip. The patches for CVE-2025-66471 have been temporarily reverted pending investigation. We apologize for the inconvenience. Original...

USN-8344-2: pip regression

USN-8344-1 fixed vulnerabilities in pip. On Ubuntu 22.04 LTS, Ubuntu 24.04 LTS, and Ubuntu 26.04 LTS the patches for CVE-2025-66471 caused a regression when using pip. The patches for CVE-2025-66471 have been temporarily reverted pending investigation. We apologize for the inconvenience. Original...