Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-992704)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992704 advisory. In the Linux kernel, the following vulnerability has been resolved: f2fs: Require FMODEWRITE for atomic write ioctls The F2FS ioctls for starting and committing atom...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-992900)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992900 advisory. In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid use f2fsbugon in f2fsnewnodepage As Dipanjan Das reported, syzkaller found a...

EUVD-2023-60449

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix null pointer panic in tracepoint in replaceatomicwriteblock We got a kernel panic if oldaddr is NULL. https://bugzilla.kernel.org/showbug.cgi?id=217266 BUG: kernel NULL pointer dereference, address: 0000000000000000 Cal...

CVE-2023-54192

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix null pointer panic in tracepoint in replaceatomicwriteblock We got a kernel panic if oldaddr is NULL. https://bugzilla.kernel.org/showbug.cgi?id=217266 BUG: kernel NULL pointer dereference, address: 0000000000000000 Cal...

CVE-2023-54182

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to check readonly condition correctly With below case, it can mount multi-device image w/ rw option, however one of secondary device is set as ro, later update will cause panic, so let's introduce f2fsdevisreadonly, and...

CVE-2023-54187

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix potential corruption when moving a directory F2FS has the same issue in ext4rename causing crash revealed by xfstests/generic/707. See also commit 0813299c586b "ext4: Fix possible corruption when moving a directory"...

CVE-2023-54187

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix potential corruption when moving a directory F2FS has the same issue in ext4rename causing crash revealed by xfstests/generic/707. See also commit 0813299c586b "ext4: Fix possible corruption when moving a directory"...

UBUNTU-CVE-2023-54182

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to check readonly condition correctly With below case, it can mount multi-device image w/ rw option, however one of secondary device is set as ro, later update will cause panic, so let's introduce f2fsdevisreadonly, and...

UBUNTU-CVE-2023-54187

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix potential corruption when moving a directory F2FS has the same issue in ext4rename causing crash revealed by xfstests/generic/707. See also commit 0813299c586b "ext4: Fix possible corruption when moving a directory"...

CVE-2023-54182

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to check readonly condition correctly With below case, it can mount multi-device image w/ rw option, however one of secondary device is set as ro, later update will cause panic, so let's introduce f2fsdevisreadonly, and...

UBUNTU-CVE-2023-54192

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix null pointer panic in tracepoint in replaceatomicwriteblock We got a kernel panic if oldaddr is NULL. https://bugzilla.kernel.org/showbug.cgi?id=217266 BUG: kernel NULL pointer dereference, address: 0000000000000000 Cal...

CVE-2023-54192

CVE-2023-54192 affects the Linux kernel (f2fs). The vulnerability is a null pointer dereference panic in the tracepoint path for __replace_atomic_write_block, leading to kernel panic during f2fs_commit_atomic_write and ioctl handling when old_addr is NULL. A fix was released to address this null ...

CVE-2023-54192

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix null pointer panic in tracepoint in replaceatomicwriteblock We got a kernel panic if oldaddr is NULL. https://bugzilla.kernel.org/showbug.cgi?id=217266 BUG: kernel NULL pointer dereference, address: 0000000000000000 Cal...

CVE-2023-54192 f2fs: fix null pointer panic in tracepoint in __replace_atomic_write_block

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix null pointer panic in tracepoint in replaceatomicwriteblock We got a kernel panic if oldaddr is NULL. https://bugzilla.kernel.org/showbug.cgi?id=217266 BUG: kernel NULL pointer dereference, address: 0000000000000000 Cal...

CVE-2023-54187 f2fs: fix potential corruption when moving a directory

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix potential corruption when moving a directory F2FS has the same issue in ext4rename causing crash revealed by xfstests/generic/707. See also commit 0813299c586b "ext4: Fix possible corruption when moving a directory"...

CVE-2023-54182 f2fs: fix to check readonly condition correctly

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to check readonly condition correctly With below case, it can mount multi-device image w/ rw option, however one of secondary device is set as ro, later update will cause panic, so let's introduce f2fsdevisreadonly, and...

CVE-2023-54182 f2fs: fix to check readonly condition correctly

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to check readonly condition correctly With below case, it can mount multi-device image w/ rw option, however one of secondary device is set as ro, later update will cause panic, so let's introduce f2fsdevisreadonly, and...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-992417)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992417 advisory. In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid use f2fsbugon in f2fsnewnodepage As Dipanjan Das reported, syzkaller found a...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-992447)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992447 advisory. In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid use f2fsbugon in f2fsnewnodepage As Dipanjan Das reported, syzkaller found a...

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 f2fs not properly checking for a multi-device read-only condition, which could lead to a null pointer dereferenc...