Linux Distros Unpatched Vulnerability : CVE-2026-63796

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ocfs2: reject oversized group bitmap descriptors ocfs2validategdparent only bounds bgbits against the parent allocator's chain geometry. A malicious descriptor...

CVE-2026-53041

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix listxattr handling when the buffer is full BUG If an OCFS2 inode has both inline and block-based xattrs, listxattr can return a size larger than the caller's buffer when the inline names consume that buffer exactly...

OESA-2025-2853 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: ocfs2: validate ltreedepth to avoid out-of-bounds access The ltreedepth field is 16-bit le16, but the actual maximum depth is limited to OCFS2MAXPATHDEPTH. Add a...

PT-2025-39142

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contained a flaw in the OCFS2 implementation where a recursive semaphore deadlock could occur during a fiemap call. Specifically, the issue was detected by syzbot during...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ocfs2: A strict bound check was performed before using memcmp in ocfs2xattrfindEntry. The xattr function in ocfs2 might be “non-indexed”, which requires additional space for storage. It’s better to check whether the memory is out...

OESA-2025-1067 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Fix out of bounds reads when finding clock sources The current USB-audio driver code doesn't check bLength of each descriptor at traversing for...

SUSE CVE-2024-49877

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix possible null-ptr-deref in ocfs2setbufferuptodate When doing cleanup, if flags without OCFS2BHREADAHEAD, it may trigger NULL pointer dereference in the following ocfs2setbufferuptodate if bh is NULL...

SUSE CVE-2024-49958

In the Linux kernel, the following vulnerability has been resolved: ocfs2: reserve space for inline xattr before attaching reflink tree One of our customers reported a crash and a corrupted ocfs2 filesystem. The crash was due to the detection of corruption. Upon troubleshooting, the fsck -fn outp...

UBUNTU-CVE-2024-49877

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix possible null-ptr-deref in ocfs2setbufferuptodate When doing cleanup, if flags without OCFS2BHREADAHEAD, it may trigger NULL pointer dereference in the following ocfs2setbufferuptodate if bh is NULL...

DEBIAN-CVE-2024-42077

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix DIO failure due to insufficient transaction credits The code in ocfs2dioendiowrite estimates number of necessary transaction credits using ocfs2calcextendcredits. This however does not take into account that the IO cou...