CVE-2026-31577

CVE-2026-31577 affects the Linux kernel nilfs2 filesystem. The vulnerability is a NULL i_assoc_inode dereference in nilfs_mdt_save_to_shadow_map during GC if NILFS_IOCTL_CLEAN_SEGMENTS is invoked immediately after mount, before any btree operation on the DAT inode. The root cause is i_assoc_inode...

PT-2026-34929

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A NULL pointer dereference exists in the nilfs2 component within the nilfs mdt save to shadow map function. The btree node cache i assoc inode of the DAT inode is initialized lazily duri...

ext4: reject mount if bigalloc with s_first_data_block != 0

...

SUSE CVE-2026-40923

Tekton Pipelines project provides k8s-style resources for declaring CI/CD-style pipelines. Starting in version 1.0.0 and prior to versions 1.0.2, 1.3.4, 1.6.2, 1.9.3, and 1.11.1, a validation bypass in the VolumeMount path restriction allows mounting volumes under restricted /tekton/ internal pat...

CVE-2026-31447

A flaw was found in the ext4 filesystem component of the Linux kernel. This vulnerability occurs when a local user attempts to mount an ext4 filesystem that is configured with bigalloc and a non-zero sfirstdatablock value, a configuration that is not supported. The consequence is a Denial of...

CVE-2026-31514

In the Linux kernel, the following vulnerability has been resolved: erofs: set fileio bio failed in short read case For file-backed mount, IO requests are handled by vfsiocbiterread. However, it can be interrupted by SIGKILL, returning the number of bytes actually copied. Unused folios in bio are...

CVE-2026-31447

In the Linux kernel, the following vulnerability has been resolved: ext4: reject mount if bigalloc with sfirstdatablock != 0 bigalloc with sfirstdatablock != 0 is not supported, reject mounting it...

CVE-2026-31514 erofs: set fileio bio failed in short read case

In the Linux kernel, the following vulnerability has been resolved: erofs: set fileio bio failed in short read case For file-backed mount, IO requests are handled by vfsiocbiterread. However, it can be interrupted by SIGKILL, returning the number of bytes actually copied. Unused folios in bio are...

CVE-2026-31447

CVE-2026-31447 affects the Linux kernel ext4, where mounting a filesystem with bigalloc and s_first_data_block != 0 is rejected. The root cause is that this configuration is not supported, leading to a mount-time denial of access (DoS potential). Connected records show patches in Root: Debian 11/...

CVE-2026-31447

In the Linux kernel, the following vulnerability has been resolved: ext4: reject mount if bigalloc with sfirstdatablock != 0 bigalloc with sfirstdatablock != 0 is not supported, reject mounting it...

CVE-2026-31447 ext4: reject mount if bigalloc with s_first_data_block != 0

In the Linux kernel, the following vulnerability has been resolved: ext4: reject mount if bigalloc with sfirstdatablock != 0 bigalloc with sfirstdatablock != 0 is not supported, reject mounting it...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013572)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013572 advisory. In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Fix NULL-ptr-deref in rxeqpdocleanup when socket create failed There is a null-ptr-dere...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013503)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013503 advisory. In the Linux kernel, the following vulnerability has been resolved: legitimizemnt: check for MNTSYNCUMOUNT should be under mountlock ... or we risk stealing final...

PT-2026-34352

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the ext4 file system where the kernel fails to reject mounting when bigalloc is used in conjunction with s first data block not equal to 0, a configuration that is not...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013475)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013475 advisory. In the Linux kernel, the following vulnerability has been resolved: ext4: fix timer use-after-free on failed mount Syzbot has found an ODEBUG bug in ext4fillsuper Th...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-013612)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013612 advisory. In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix memory leak in ocfs2mountvolume There is a memory leak reported by kmemleak:...

CVE-2026-40923

Tekton Pipelines project provides k8s-style resources for declaring CI/CD-style pipelines. Starting in version 1.0.0 and prior to versions 1.0.2, 1.3.4, 1.6.2, 1.9.3, and 1.11.1, a validation bypass in the VolumeMount path restriction allows mounting volumes under restricted /tekton/ internal pat...

CVE-2026-40923

CVE-2026-40923 affects Tekton Pipelines. Before v1.11.1, a validation bypass in the VolumeMount path restriction lets mounting volumes under restricted /tekton/ paths by exploiting .. path traversal components. The check relies on strings.HasPrefix instead of filepath.Clean, allowing inputs like ...

CVE-2026-40923 Tekton Pipelines: VolumeMount path restriction bypass via missing filepath.Clean in /tekton/ check

Tekton Pipelines project provides k8s-style resources for declaring CI/CD-style pipelines. Starting in version 1.0.0 and prior to versions 1.0.2, 1.3.4, 1.6.2, 1.9.3, and 1.11.1, a validation bypass in the VolumeMount path restriction allows mounting volumes under restricted /tekton/ internal pat...

GHSA-RX35-6RHX-7858 Tekton Pipelines: VolumeMount path restriction bypass via missing filepath.Clean in /tekton/ check

Summary A validation bypass in the VolumeMount path restriction allows mounting volumes under restricted /tekton/ internal paths by using .. path traversal components. The restriction check uses strings.HasPrefix without filepath.Clean, so a path like /tekton/home/../results passes validation but...