Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerability has been resolved: “Revert ‘f2fs: block cache/dio write during f2fsenablecheckpoint’” This issue is resolved through commit 196c81fdd438f7ac429d5639090a9816abb9760a. The original patch might cause a deadlock; therefore, it should be reverted. Chang...

Astra Linux - уязвимость в linux-5.10, linux-6.1, linux, linux-5.15

In the Linux kernel, the following vulnerability has been resolved: powerpc/rtasflash: allow user copy to flash block cache objects With hardened usercopy enabled CONFIGHARDENEDUSERCOPY=y, using the /proc/powerpc/rtas/firmwareupdate interface to prepare a system firmware update yields a BUG: kern...

Astra Linux - уязвимость в linux, linux-5.10, linux-5.15, linux-6.1

In the Linux kernel, the following vulnerability has been resolved: ext4: fix mbcacheentry's erefcnt leak in ext4xattrblockcachefind Syzbot reports a warning as follows: ============================================ WARNING: CPU: 0 PID: 5075 at fs/mbcache.c:419 mbcachedestroy+0x224/0x290 Modules...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-013330)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013330 advisory. In the Linux kernel, the following vulnerability has been resolved: powerpc/rtasflash: allow user copy to flash block cache objects With hardened usercopy enabled...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-006714)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-006714 advisory. In the Linux kernel, the following vulnerability has been resolved: powerpc/rtasflash: allow user copy to flash block cache objects With hardened usercopy enabled...

SUSE CVE-2026-23232

In the Linux kernel, the following vulnerability has been resolved: Revert "f2fs: block cache/dio write during f2fsenablecheckpoint" This reverts commit 196c81fdd438f7ac429d5639090a9816abb9760a. Original patch may cause below deadlock, revert it. write remount - writebegin - lockpage --- lock A -...

CVE-2026-23232

In the Linux kernel, the following vulnerability has been resolved: Revert "f2fs: block cache/dio write during f2fsenablecheckpoint" This reverts commit 196c81fdd438f7ac429d5639090a9816abb9760a. Original patch may cause below deadlock, revert it. write remount - writebegin - lockpage --- lock A -...

CVE-2026-23232

In the Linux kernel, the following vulnerability has been resolved: Revert "f2fs: block cache/dio write during f2fsenablecheckpoint" This reverts commit 196c81fdd438f7ac429d5639090a9816abb9760a. Original patch may cause below deadlock, revert it. write remount - writebegin - lockpage --- lock A -...

CVE-2026-23232 Revert "f2fs: block cache/dio write during f2fs_enable_checkpoint()"

In the Linux kernel, the following vulnerability has been resolved: Revert "f2fs: block cache/dio write during f2fsenablecheckpoint" This reverts commit 196c81fdd438f7ac429d5639090a9816abb9760a. Original patch may cause below deadlock, revert it. write remount - writebegin - lockpage --- lock A -...

CVE-2026-23232

In the Linux kernel, the following vulnerability has been resolved: Revert "f2fs: block cache/dio write during f2fsenablecheckpoint" This reverts commit 196c81fdd438f7ac429d5639090a9816abb9760a. Original patch may cause below deadlock, revert it. write remount - writebegin - lockpage --- lock A -...

CVE-2026-23232 Revert "f2fs: block cache/dio write during f2fs_enable_checkpoint()"

In the Linux kernel, the following vulnerability has been resolved: Revert "f2fs: block cache/dio write during f2fsenablecheckpoint" This reverts commit 196c81fdd438f7ac429d5639090a9816abb9760a. Original patch may cause below deadlock, revert it. write remount - writebegin - lockpage --- lock A -...

PT-2026-22918

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw related to a reverted commit intended to address a deadlock issue. The original patch introduced a potential deadlock scenario involving write operations...

EUVD-2025-31904

Malicious code in bioql PyPI...

CVE-2023-53487

In the Linux kernel, the following vulnerability has been resolved: powerpc/rtasflash: allow user copy to flash block cache objects With hardened usercopy enabled CONFIGHARDENEDUSERCOPY=y, using the /proc/powerpc/rtas/firmwareupdate interface to prepare a system firmware update yields a BUG: kern...

UBUNTU-CVE-2023-53487

In the Linux kernel, the following vulnerability has been resolved: powerpc/rtasflash: allow user copy to flash block cache objects With hardened usercopy enabled CONFIGHARDENEDUSERCOPY=y, using the /proc/powerpc/rtas/firmwareupdate interface to prepare a system firmware update yields a BUG: kern...

CVE-2023-53487 powerpc/rtas_flash: allow user copy to flash block cache objects

In the Linux kernel, the following vulnerability has been resolved: powerpc/rtasflash: allow user copy to flash block cache objects With hardened usercopy enabled CONFIGHARDENEDUSERCOPY=y, using the /proc/powerpc/rtas/firmwareupdate interface to prepare a system firmware update yields a BUG: kern...

CVE-2023-53487 powerpc/rtas_flash: allow user copy to flash block cache objects

In the Linux kernel, the following vulnerability has been resolved: powerpc/rtasflash: allow user copy to flash block cache objects With hardened usercopy enabled CONFIGHARDENEDUSERCOPY=y, using the /proc/powerpc/rtas/firmwareupdate interface to prepare a system firmware update yields a BUG: kern...

CVE-2023-53487

CVE-2023-53487 concerns the Linux kernel under POWERPC: the powerpc/rtas_flash path allowed a user to copy memory into flash_block_cache objects when hardened usercopy is enabled (CONFIG_HARDENED_USERCOPY=y). The flaw is triggered via the /proc/powerpc/rtas/firmware_update interface, causing a ke...

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 the Linux kernel that stems from a user copying to a flash block cache object without proper authentication, which could cause the kernel to...

kernel: ext4: fix mb_cache_entry's e_refcnt leak in ext4_xattr_block_cache_find()

In the Linux kernel, the following vulnerability has been resolved: ext4: fix mbcacheentry's erefcnt leak in ext4xattrblockcachefind Syzbot reports a warning as follows: ============================================ WARNING: CPU: 0 PID: 5075 at fs/mbcache.c:419 mbcachedestroy+0x224/0x290 Modules...