Linux Distros Unpatched Vulnerability : CVE-2026-90420

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - nilfs2: fix infinite loop in nilfscleansegments syzbot reported a hung task in nilfstransactionbegin. This occurs because the cleaner ioctl falls into an infini...

DEBIAN-CVE-2026-90420

In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix infinite loop in nilfscleansegments syzbot reported a hung task in nilfstransactionbegin. This occurs because the cleaner ioctl falls into an infinite loop if nilfssegctorconstruct repeatedly returns -EROFS e.g. the...

AZL-102339 CVE-2026-90420 affecting package kernel 6.6.152.1-1

In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix infinite loop in nilfscleansegments syzbot reported a hung task in nilfstransactionbegin. This occurs because the cleaner ioctl falls into an infinite loop if nilfssegctorconstruct repeatedly returns -EROFS e.g. the...

CVE-2026-90420

In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix infinite loop in nilfscleansegments syzbot reported a hung task in nilfstransactionbegin. This occurs because the cleaner ioctl falls into an infinite loop if nilfssegctorconstruct repeatedly returns -EROFS e.g. the...

CVE-2026-90420 nilfs2: fix infinite loop in nilfs_clean_segments()

In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix infinite loop in nilfscleansegments syzbot reported a hung task in nilfstransactionbegin. This occurs because the cleaner ioctl falls into an infinite loop if nilfssegctorconstruct repeatedly returns -EROFS e.g. the...

CVE-2026-90420

CVE-2026-90420 affects the nilfs2 filesystem in the Linux kernel. The vulnerability is an infinite loop in nilfs_clean_segments(): when nilfs_segctor_construct() repeatedly returns -EROFS (for example, after a device is remounted read-only following an I/O error), the cleaner thread logs the erro...

EUVD-2026-82081

In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix infinite loop in nilfscleansegments syzbot reported a hung task in nilfstransactionbegin. This occurs because the cleaner ioctl falls into an infinite loop if nilfssegctorconstruct repeatedly returns -EROFS e.g. the...

CVE-2026-90420 nilfs2: fix infinite loop in nilfs_clean_segments()

In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix infinite loop in nilfscleansegments syzbot reported a hung task in nilfstransactionbegin. This occurs because the cleaner ioctl falls into an infinite loop if nilfssegctorconstruct repeatedly returns -EROFS e.g. the...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: rcuscale: Move rcuscalewriter’s scheduletimeoutuninterruptible function to idle. The rcuscale.holdoff module parameter can be used to delay the start of rcuscalewriter’s kthread. However, the hung-task timeout will trigger when t...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: cachefiles: All requests are flushed after setting CACHEFILESDEAD. In ondemand mode, when the daemon is processing an open request, if the kernel marks the cache as CACHEFILESDEAD, the cachefilesdaemonwrite function will always...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: btrfs: Ensure that pages are unlocked in case of a failure in cowfilerange. There is a hangtask report for zoned btrfs as follows: https://github.com/naota/linux/issues/59 726.328648 INFO: Task rocksdb:high0:11085 blocked for...

Astra Linux – Vulnerability in Linux 5.10, Linux, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: ext4: Fixed a task that was stuck in ext4xattrdeleteinode. Syzbot reported a problem with stuck tasks: ================================================================== INFO: Task syz-executor232:5073 is blocked for more than...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Fix for a variable not being completed when the function returns When cmdallocindex fails, cmdworkhandler needs to complete ent-slotted before returning early. Otherwise, the task that issued the command may hang...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: USB: Core – Limit the length of unkillable synchronous timeouts The usbcontrolmsg, usbbulkmsg, and usbinterruptmsg APIs in usbcore allow for unlimited timeout durations. Since these APIs rely on uninterruptible waits, this create...

SUSE CVE-2026-80776

In the Linux kernel, the following vulnerability has been resolved: futex: Fix race in futexpivotpending during private hash resize A task performing a custom private hash resize can remain blocked in uninterruptible sleep indefinitely. The hung-task detector reports: INFO: task futex-resizer:314...

AZL-99678 CVE-2026-80808 affecting package kernel 6.6.152.1-1

In the Linux kernel, the following vulnerability has been resolved: ext4: stop retrying saturated xattr cache entries ext4xattrblockset retries when a cache entry selected for reuse has a saturated reference count after taking the buffer lock. The retry returns to the mbcache lookup without makin...

CVE-2026-80776

In the Linux kernel, the following vulnerability has been resolved: futex: Fix race in futexpivotpending during private hash resize A task performing a custom private hash resize can remain blocked in uninterruptible sleep indefinitely. The hung-task detector reports: INFO: task futex-resizer:314...

CVE-2026-80808 ext4: stop retrying saturated xattr cache entries

In the Linux kernel, the following vulnerability has been resolved: ext4: stop retrying saturated xattr cache entries ext4xattrblockset retries when a cache entry selected for reuse has a saturated reference count after taking the buffer lock. The retry returns to the mbcache lookup without makin...

EUVD-2026-71243

In the Linux kernel, the following vulnerability has been resolved: ext4: stop retrying saturated xattr cache entries ext4xattrblockset retries when a cache entry selected for reuse has a saturated reference count after taking the buffer lock. The retry returns to the mbcache lookup without makin...

CVE-2026-80808

CVE-2026-80808 affects the Linux kernel ext4 filesystem. The bug is in ext4_xattr_block_set() , which retries indefinitely when an mbcache entry selected for reuse has a saturated reference count (≥ EXT4_XATTR_REFCOUNT_MAX , 1024). Normally this invariant holds because the count and MBE_REUSABLE_...