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

In the Linux kernel, the following vulnerability has been resolved: Nilfs2: Do not write dirty data after degrading to read-only. According to the syzbot report, the call to markbufferdirty from nilfssegctordoconstruct generates a warning with certain patterns after nilfs2 detects metadata...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013663)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013663 advisory. In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix potential UAF of struct nilfsscinfo in nilfssegctorthread The finalization of...

CVE-2025-71237 nilfs2: Fix potential block overflow that cause system hang

In the Linux kernel, the following vulnerability has been resolved: nilfs2: Fix potential block overflow that cause system hang When a user executes the FITRIM command, an underflow can occur when calculating nblocks if endblock is too small. Since nblocks is of type sectort, which is u64, a...

EUVD-2023-60000

In the Linux kernel, the following vulnerability has been resolved: posix-timers: Ensure timer ID search-loop limit is valid posixtimeradd tries to allocate a posix timer ID by starting from the cached ID which was stored by the last successful allocation. This is done in a loop searching the ID...

Linux Distros Unpatched Vulnerability : CVE-2023-53608

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - nilfs2: fix potential UAF of struct nilfsscinfo in nilfssegctorthread The finalization of nilfssegctorthread can race with nilfssegctorkillthread which terminat...

CVE-2023-53608

In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix potential UAF of struct nilfsscinfo in nilfssegctorthread The finalization of nilfssegctorthread can race with nilfssegctorkillthread which terminates that thread, potentially causing a use-after-free BUG as KASAN...

CVE-2023-53608

CVE-2023-53608 affects the Linux kernel nilfs2 subsystem. The issue is a potential use-after-free in nilfs_segctor_thread() where finalization can race with nilfs_segctor_kill_thread() terminating the thread, possibly freeing the nilfs_sc_info structure before the notification occurs. The race ha...

CVE-2023-53608 nilfs2: fix potential UAF of struct nilfs_sc_info in nilfs_segctor_thread()

In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix potential UAF of struct nilfsscinfo in nilfssegctorthread The finalization of nilfssegctorthread can race with nilfssegctorkillthread which terminates that thread, potentially causing a use-after-free BUG as KASAN...

CVE-2023-53608 nilfs2: fix potential UAF of struct nilfs_sc_info in nilfs_segctor_thread()

In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix potential UAF of struct nilfsscinfo in nilfssegctorthread The finalization of nilfssegctorthread can race with nilfssegctorkillthread which terminates that thread, potentially causing a use-after-free BUG as KASAN...

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 Linux kernel that stems from a lack of proper protection in the nilfssegctorthread function, which could lead to reuse after release...

The vulnerability of the nilfs2 file system’s nilfs_segctor_notify() function in the Linux operating system’s kernel allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the nilfssegctornotify function in the fs/nilfs2/segment.c file of the Linux kernel’s file system nilfs2 is related to the repeated use of previously freed memory. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, and...

CVE-2024-38582 nilfs2: fix potential hang in nilfs_detach_log_writer()

In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix potential hang in nilfsdetachlogwriter Syzbot has reported a potential hang in nilfsdetachlogwriter called during nilfs2 unmount. Analysis revealed that this is because nilfssegctorsync, which synchronizes with the lo...

CVE-2024-38582 nilfs2: fix potential hang in nilfs_detach_log_writer()

In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix potential hang in nilfsdetachlogwriter Syzbot has reported a potential hang in nilfsdetachlogwriter called during nilfs2 unmount. Analysis revealed that this is because nilfssegctorsync, which synchronizes with the lo...