https://db.gcve.eu Contains only the most 10 recent entries. http://www.rssboard.org/rss-specification python-feedgen en Mon, 09 Nov 2026 17:52:22 +0000 https://db.gcve.eu/vuln/certfr-2026-avi-1469 certfr-2026-avi-1469 https://db.gcve.eu/vuln/certfr-2026-avi-1469 https://db.gcve.eu/vuln/fkie_cve-2026-98543 <p>In the Linux kernel, the following vulnerability has been resolved:</p> <p>bpf: fs/xattr: don&#39;t assume the inode is locked in path_unlink/path_rmdir</p> <p>bpf_lsm_has_d_inode_locked() makes the verifier rewrite bpf_[set|remove]_dentry_xattr() to the _locked variants, which assume that the caller already holds the inode&#39;s i_rwsem. The path_unlink and path_rmdir hooks are listed, but security_path_unlink() and security_path_rmdir() run before vfs_unlink()/vfs_rmdir() take the victim inode&#39;s i_rwsem, so a sleepable BPF LSM program attached to either hook mutates the victim&#39;s xattrs without the lock held.</p> <p>Drop the two path hooks from d_inode_locked_hooks so that the verifier keeps the locking bpf_[set|remove]_dentry_xattr() variants, which take the lock themselves.</p> <p>In the Linux kernel, the following vulnerability has been resolved:</p> <p>bpf: fs/xattr: don&#39;t assume the inode is locked in path_unlink/path_rmdir</p> <p>bpf_lsm_has_d_inode_locked() makes the verifier rewrite bpf_[set|remove]_dentry_xattr() to the _locked variants, which assume that the caller already holds the inode&#39;s i_rwsem. The path_unlink and path_rmdir hooks are listed, but security_path_unlink() and security_path_rmdir() run before vfs_unlink()/vfs_rmdir() take the victim inode&#39;s i_rwsem, so a sleepable BPF LSM program attached to either hook mutates the victim&#39;s xattrs without the lock held.</p> <p>Drop the two path hooks from d_inode_locked_hooks so that the verifier keeps the locking bpf_[set|remove]_dentry_xattr() variants, which take the lock themselves.</p> https://db.gcve.eu/vuln/fkie_cve-2026-98543 https://db.gcve.eu/vuln/ghsa-mhp5-jj6j-c7m7 <p>In the Linux kernel, the following vulnerability has been resolved:</p> <p>bpf: fs/xattr: don&#39;t assume the inode is locked in path_unlink/path_rmdir</p> <p>bpf_lsm_has_d_inode_locked() makes the verifier rewrite bpf_[set|remove]_dentry_xattr() to the _locked variants, which assume that the caller already holds the inode&#39;s i_rwsem. The path_unlink and path_rmdir hooks are listed, but security_path_unlink() and security_path_rmdir() run before vfs_unlink()/vfs_rmdir() take the victim inode&#39;s i_rwsem, so a sleepable BPF LSM program attached to either hook mutates the victim&#39;s xattrs without the lock held.</p> <p>Drop the two path hooks from d_inode_locked_hooks so that the verifier keeps the locking bpf_[set|remove]_dentry_xattr() variants, which take the lock themselves.</p> <p>In the Linux kernel, the following vulnerability has been resolved:</p> <p>bpf: fs/xattr: don&#39;t assume the inode is locked in path_unlink/path_rmdir</p> <p>bpf_lsm_has_d_inode_locked() makes the verifier rewrite bpf_[set|remove]_dentry_xattr() to the _locked variants, which assume that the caller already holds the inode&#39;s i_rwsem. The path_unlink and path_rmdir hooks are listed, but security_path_unlink() and security_path_rmdir() run before vfs_unlink()/vfs_rmdir() take the victim inode&#39;s i_rwsem, so a sleepable BPF LSM program attached to either hook mutates the victim&#39;s xattrs without the lock held.</p> <p>Drop the two path hooks from d_inode_locked_hooks so that the verifier keeps the locking bpf_[set|remove]_dentry_xattr() variants, which take the lock themselves.</p> https://db.gcve.eu/vuln/ghsa-mhp5-jj6j-c7m7 https://db.gcve.eu/vuln/msrc_cve-2026-98543 msrc_CVE-2026-98543 https://db.gcve.eu/vuln/msrc_cve-2026-98543 https://db.gcve.eu/vuln/ubuntu-cve-2026-98543 <p><strong>Affected:</strong> Ubuntu:16.04:LTS: linux-hwe-edge, Ubuntu:18.04:LTS: linux-aws-5.0, Ubuntu:18.04:LTS: linux-aws-5.3, Ubuntu:18.04:LTS: linux-azure, Ubuntu:18.04:LTS: linux-azure-5.3, Ubuntu:18.04:LTS: linux-azure-edge, Ubuntu:18.04:LTS: linux-gcp, Ubuntu:18.04:LTS: linux-gcp-5.3, Ubuntu:18.04:LTS: linux-gke-4.15, Ubuntu:18.04:LTS: linux-gke-5.4 and 120 more</p> <p>In the Linux kernel, the following vulnerability has been resolved: bpf: fs/xattr: don&#39;t assume the inode is locked in path_unlink/path_rmdir bpf_lsm_has_d_inode_locked() makes the verifier rewrite bpf_[set|remove]_dentry_xattr() to the _locked variants, which assume that the caller already holds the inode&#39;s i_rwsem. The path_unlink and path_rmdir hooks are listed, but security_path_unlink() and security_path_rmdir() run before vfs_unlink()/vfs_rmdir() take the victim inode&#39;s i_rwsem, so a sleepable BPF LSM program attached to either hook mutates the victim&#39;s xattrs without the lock held. Drop the two path hooks from d_inode_locked_hooks so that the verifier keeps the locking bpf_[set|remove]_dentry_xattr() variants, which take the lock themselves.</p> <p><strong>Affected:</strong> Ubuntu:16.04:LTS: linux-hwe-edge, Ubuntu:18.04:LTS: linux-aws-5.0, Ubuntu:18.04:LTS: linux-aws-5.3, Ubuntu:18.04:LTS: linux-azure, Ubuntu:18.04:LTS: linux-azure-5.3, Ubuntu:18.04:LTS: linux-azure-edge, Ubuntu:18.04:LTS: linux-gcp, Ubuntu:18.04:LTS: linux-gcp-5.3, Ubuntu:18.04:LTS: linux-gke-4.15, Ubuntu:18.04:LTS: linux-gke-5.4 and 120 more</p> <p>In the Linux kernel, the following vulnerability has been resolved: bpf: fs/xattr: don&#39;t assume the inode is locked in path_unlink/path_rmdir bpf_lsm_has_d_inode_locked() makes the verifier rewrite bpf_[set|remove]_dentry_xattr() to the _locked variants, which assume that the caller already holds the inode&#39;s i_rwsem. The path_unlink and path_rmdir hooks are listed, but security_path_unlink() and security_path_rmdir() run before vfs_unlink()/vfs_rmdir() take the victim inode&#39;s i_rwsem, so a sleepable BPF LSM program attached to either hook mutates the victim&#39;s xattrs without the lock held. Drop the two path hooks from d_inode_locked_hooks so that the verifier keeps the locking bpf_[set|remove]_dentry_xattr() variants, which take the lock themselves.</p> https://db.gcve.eu/vuln/ubuntu-cve-2026-98543