PT-2026-43907

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A watch count leak occurs in the inotify system when the fsnotify add inode mark locked function fails within inotify new watch. In this scenario, the error path executes inotify remove...

PT-2026-43692

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: fix deadlock in ni read folio cmpr Syzbot reported a task hung in ni readpage cmpr now ni read folio cmpr. This is caused by a lock inversion deadlock involving the inode mutex ni lock and page locks. Scenario: 1. Task ...

Linux Distros Unpatched Vulnerability : CVE-2026-46040

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - inotify: fix watch count leak when fsnotifyaddinodemarklocked fails When fsnotifyaddinodemarklocked fails in inotifynewwatch, the error path calls...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the fact that the rmdir operation in the FAT file system does not check the inlink value of the...

PT-2026-43869

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the ext2 filesystem where the ext2 iget function fails to reject inodes that have a link count i nlink of zero while maintaining a valid mode and a zero deletion time ...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the failure of the fsnotifyadd inodemarklocked function in inotifynewwatch, where the monitoring...

PT-2026-43782

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description Corrupted FAT images can cause a directory inode to have an incorrect i nlink value. When the rmdir operation is performed, it unconditionally calls the drop nlink function, which can...

Linux Distros Unpatched Vulnerability : CVE-2026-45915

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - fat: avoid parent link count underflow in rmdir Corrupted FAT images can leave a directory inode with an incorrect inlink e.g. 2 even though subdirectories exis...

PT-2026-43913

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A refcount leak occurs in the ext4 filesystem when block csum is false. This happens because the function ext4 xattr inode dec ref all calls ext4 get inode loc to obtain iloc.bh but fail...

PT-2026-43947

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the ocfs2 module where direct I/O DIO operations can lead to credit exhaustion in JBD2 Journaling Block Device, resulting in system warnings. This occurs during the...

CVE-2026-46040

In the Linux kernel, the following vulnerability has been resolved: inotify: fix watch count leak when fsnotifyaddinodemarklocked fails When fsnotifyaddinodemarklocked fails in inotifynewwatch, the error path calls inotifyremovefromidr but does not call decinotifywatches to undo the preceding...

RHEL 9 : kernel (RHSA-2026:21209)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:21209 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: proc: fix UAF in procgetinode...

kernel: proc: fix UAF in proc_get_inode()

In the Linux kernel, the following vulnerability has been resolved: proc: fix UAF in procgetinode Fix race between rmmod and /proc/XXX's inode instantiation. The bug is that pde-procops don't belong to /proc, it belongs to a module, therefore dereferencing it after /proc entry has been registered...

DEBIAN-CVE-2026-42497

Archive::Tar versions before 3.08 for Perl extract hardlinks to attacker controlled paths outside the extraction directory. makespecialfile passes the tar header's linkname to link without validating it against absolute paths or .. segments, creating a hardlink that shares the victim file's inode...

UBUNTU-CVE-2026-42497

Archive::Tar versions before 3.08 for Perl extract hardlinks to attacker controlled paths outside the extraction directory. makespecialfile passes the tar header's linkname to link without validating it against absolute paths or .. segments, creating a hardlink that shares the victim file's inode...

CVE-2026-42497

Archive::Tar for Perl versions before 3.08 contains a path traversal via hardlinks: _make_special_file() passes the tar header linkname to link() without validating absolute paths or .. segments, allowing a hardlink to attacker-controlled targets outside the extraction directory. A follow-up writ...

EUVD-2026-31777

Archive::Tar versions before 3.08 for Perl extract hardlinks to attacker controlled paths outside the extraction directory. makespecialfile passes the tar header's linkname to link without validating it against absolute paths or .. segments, creating a hardlink that shares the victim file's inode...

CVE-2026-42497

Archive::Tar versions before 3.08 for Perl extract hardlinks to attacker controlled paths outside the extraction directory. makespecialfile passes the tar header's linkname to link without validating it against absolute paths or .. segments, creating a hardlink that shares the victim file's inode...

PT-2026-43163

Name of the Vulnerable Software and Affected Versions Archive::Tar versions prior to 3.08 Description Archive::Tar for Perl allows the extraction of hardlinks to attacker-controlled paths outside the intended extraction directory. The function make special file passes the tar header's linkname to...

kernel: proc: fix UAF in proc_get_inode()

In the Linux kernel, the following vulnerability has been resolved: proc: fix UAF in procgetinode Fix race between rmmod and /proc/XXX's inode instantiation. The bug is that pde-procops don't belong to /proc, it belongs to a module, therefore dereferencing it after /proc entry has been registered...