CVE-2026-90263 btrfs: check if root is readonly when setting posix acl

In the Linux kernel, the following vulnerability has been resolved: btrfs: check if root is readonly when setting posix acl For a filesystem which has btrfs read-only property set to true, all write operations including acl and xattr should be denied. However, acl can still be set even if btrfs r...

EUVD-2026-81856

In the Linux kernel, the following vulnerability has been resolved: btrfs: check if root is readonly when setting posix acl For a filesystem which has btrfs read-only property set to true, all write operations including acl and xattr should be denied. However, acl can still be set even if btrfs r...

CVE-2026-90261 btrfs: zoned: flush active metadata block group at btree_writepages() start

In the Linux kernel, the following vulnerability has been resolved: btrfs: zoned: flush active metadata block group at btreewritepages start btreewritepages writes the btree inode's dirty metadata in ascending logical address order. On a zoned filesystem only one metadata and one system block gro...

CVE-2026-90261 btrfs: zoned: flush active metadata block group at btree_writepages() start

In the Linux kernel, the following vulnerability has been resolved: btrfs: zoned: flush active metadata block group at btreewritepages start btreewritepages writes the btree inode's dirty metadata in ascending logical address order. On a zoned filesystem only one metadata and one system block gro...

EUVD-2026-81820

In the Linux kernel, the following vulnerability has been resolved: nvme/ioctl: check SUBMITIO with nvmecmdallowed Unlike IOCMD / IO64CMD, NVMEIOCTLSUBMITIO never calls nvmecmdallowed. Unprivileged callers can thus issue I/O on a partition device or write through a read-only file descriptor. Pass...

PT-2026-94908

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the BPF subsystem where the bpf cpumask populate function uses bitmap copy to write to a destination typed as struct cpumask . This allows the verifier to incorrectly...

PT-2026-94766

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A kernel BUG occurs within the nilfs copy dirty pages function, which is responsible for copying dirty DAT file folios or pages to the shadow page cache. The issue is triggered when a...

PT-2026-94614

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description In zoned file systems, the btrfs delayed refs rsv refill function returns -EAGAIN when the sum of over-committed metadata and zone unusable bytes exceeds the usable size in a metadata...

CVE-2026-90261: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: btrfs: zoned: flush active metadata block group at btreewritepages start btreewritepages writes the btree inode's dirty metadata in ascending logical address order. On a zoned filesystem only one metadata and one system block gro...

PT-2026-94611

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description In the btrfs filesystem, write operations including Access Control Lists ACL and extended attributes xattr should be denied when the read-only property is set to true. However, ACLs can...

CVE-2026-93144: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: bpf: Reject writes through untrusted BTF pointers checkptrtobtfaccess lets program-type btfstructaccess callbacks validate writes before the default BTF access path rejects non-read accesses. That bypasses the read-only policy fo...

CVE-2026-90418: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix BUG in nilfscopydirtypages on dirty state mismatch Syzbot reported a kernel BUG triggered within nilfscopydirtypages, which copies dirty DAT file folios/pages to its shadow page cache. The BUG occurs when a retrieved...

ALIBI: Adversarial Legitimacy Injection in Binary Input against LLM Malware Analyzers

Large language models are being integrated into malware triage workflows as reasoning components that summarize static evidence and produce analyst-facing verdicts. This paper shows that the same reasoning capability introduces a new attack surface. We present ALIBI, a semantic cover story attack...

PT-2026-94609

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the btrfs zoned filesystem where the btree writepages function writes dirty metadata in ascending logical address order. On zoned filesystems, only one metadata and on...

CVE-2026-90263: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: btrfs: check if root is readonly when setting posix acl For a filesystem which has btrfs read-only property set to true, all write operations including acl and xattr should be denied. However, acl can still be set even if btrfs r...

PT-2026-94940

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the BPF Berkeley Packet Filter subsystem where the check ptr to btf access function allows btf struct access callbacks to validate write operations before the default...

CVE-2026-92796

Manticore Search versions 27.0.0 through 28.4.3 fail to validate permissions for all statements within multi-statement SQL requests. An authenticated read-only user can append additional SELECT statements after the first statement to read credential tables and obtain password hashes , allowing au...

CVE-2026-92796 Manticore Search 27.0.0 before 28.4.4 Multi-Statement Authorization Bypass

Manticore Search versions 27.0.0 before 28.4.4 fail to validate permissions for all statements in multi-statement SQL requests, allowing read-only users to execute unauthorized queries. Attackers can append additional SELECT statements after the first statement to read credential tables and obtai...

CVE-2026-92761 WebVirtCloud Missing Authorization on Instance Control Actions

WebVirtCloud fails to properly validate permission flags in UserInstance grants, allowing view-only users to perform privileged actions. Attackers with read-only grants can power off virtual machines, reset root passwords, install SSH keys, and manage ISO images by exploiting the getinstance gate...

WordPress Tutor LMS plugin < 4.0.8 - Read-Only API Key Privilege Escalation vulnerability

Read-Only API Key Privilege Escalation vulnerability discovered by Charles Vosburgh in WordPress Plugin Tutor LMS versions 4.0.8...