CVE-2026-63954 hpfs: fix a crash if hpfs_map_dnode_bitmap fails

In the Linux kernel, the following vulnerability has been resolved: hpfs: fix a crash if hpfsmapdnodebitmap fails If hpfsmapdnodebitmap fails, the code would call hpfsbrelse4 on uninitialized quad buffer head, causing a crash...

CVE-2026-63954

CVE-2026-63954 pertains to the Linux kernel, specifically the hpfs driver. The issue occurs when hpfs_map_dnode_bitmap fails, which would cause the code to call hpfs_brelse4 on an uninitialized quad buffer head, resulting in a crash. The vulnerability has been resolved by the kernel patch referen...

CVE-2026-63796

In the Linux kernel, the following vulnerability has been resolved: ocfs2: reject oversized group bitmap descriptors ocfs2validategdparent only bounds bgbits against the parent allocator's chain geometry. A malicious descriptor can still claim a bgsize/bgbits pair that exceeds the bitmap bytes th...

EUVD-2026-45462

In the Linux kernel, the following vulnerability has been resolved: ocfs2: reject oversized group bitmap descriptors ocfs2validategdparent only bounds bgbits against the parent allocator's chain geometry. A malicious descriptor can still claim a bgsize/bgbits pair that exceeds the bitmap bytes th...

CVE-2026-63796 ocfs2: reject oversized group bitmap descriptors

In the Linux kernel, the following vulnerability has been resolved: ocfs2: reject oversized group bitmap descriptors ocfs2validategdparent only bounds bgbits against the parent allocator's chain geometry. A malicious descriptor can still claim a bgsize/bgbits pair that exceeds the bitmap bytes th...

CVE-2026-63796

CVE-2026-63796 concerns the Linux kernel’s OCFS2 filesystem. The issue arises when a malicious group descriptor can claim a bg_size/bg_bits pair that exceeds the on-disk group bitmap capacity, allowing bitmap scans and bit updates to run past bg_bitmap. The fix adds a physical-capacity check (bas...

CVE-2026-63796

In the Linux kernel, the following vulnerability has been resolved: ocfs2: reject oversized group bitmap descriptors ocfs2validategdparent only bounds bgbits against the parent allocator's chain geometry. A malicious descriptor can still claim a bgsize/bgbits pair that exceeds the bitmap bytes th...

CVE-2026-63796

In the Linux kernel, the following vulnerability has been resolved: ocfs2: reject oversized group bitmap descriptors ocfs2validategdparent only bounds bgbits against the parent allocator's chain geometry. A malicious descriptor can still claim a bgsize/bgbits pair that exceeds the bitmap bytes th...

CVE-2026-63796 ocfs2: reject oversized group bitmap descriptors

In the Linux kernel, the following vulnerability has been resolved: ocfs2: reject oversized group bitmap descriptors ocfs2validategdparent only bounds bgbits against the parent allocator's chain geometry. A malicious descriptor can still claim a bgsize/bgbits pair that exceeds the bitmap bytes th...

CVE-2026-53395

In the Linux kernel, the following vulnerability has been resolved: nfsd: fix dead ACL conflict guard in nfsd4create nfsd4create steals create-crdpacl/crpacl into the local nfsdattrs via the designated initializer, then immediately sets the source pointers to NULL. The subsequent conflict guard...

PT-2026-61435

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 7.1-rc3 Description A double free issue exists in the qed cxt tables alloc function. When a PF or VF CID bitmap allocation fails, qed cid map alloc triggers a jump to cid map fail and frees previously allocated C...

CVE-2026-63796: Out-of-bounds Read

In the Linux kernel, the following vulnerability has been resolved: ocfs2: reject oversized group bitmap descriptors ocfs2validategdparent only bounds bgbits against the parent allocator's chain geometry. A malicious descriptor can still claim a bgsize/bgbits pair that exceeds the bitmap bytes th...

PT-2026-61271

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A crash occurs in the hpfs module when the hpfs map dnode bitmap function fails. In this scenario, the system attempts to call hpfs brelse4 using an uninitialized quad buffer head, leadi...

PT-2026-61112

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the ocfs2 component where the ocfs2 validate gd parent function only validates bg bits against the parent allocator's chain geometry. A malicious descriptor can specif...

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...

kernel: md/bitmap: fix GPF in write_page caused by resize race

A flaw was found in the Linux kernel's md/bitmap component. This vulnerability involves a use-after-free race condition that occurs during array resize operations. When the bitmapdaemonwork and bitmapresize functions execute concurrently, they can access memory pages that have already been freed...

Oracle Linux 10 : kernel (ELSA-2026-39494)

The remote Oracle Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-39494 advisory. - crypto: ccp - copy IV using skcipher ivsize CKI Backport Bot RHEL-188463 CVE-2026-53016 - futex/requeue: Revert 'Prevent NULL pointer dereference i...

MiracleLinux 8 : freerdp-2.11.7-10.el8_10 (AXSA:2026-1270:23)

The remote MiracleLinux 8 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2026-1270:23 advisory. freerdp: FreeRDP: Out-of-bounds write in planar bitmap decoder allows arbitrary code execution CVE-2026-45700 Tenable has extracted the preceding description...

RLSA-2026:38492 Important: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: md/bitmap: fix GPF in writepage caused by resize race CVE-2026-43163 kernel: rtmutex: Use waiter::task instead of current in removewaiter CVE-2026-43499 kernel: futex/requeue: Prevent NUL...

RLSA-2026:38501 Important: freerdp security update

FreeRDP is a free implementation of the Remote Desktop Protocol RDP, released under the Apache license. The xfreerdp client can connect to RDP servers such as Microsoft Windows machines, xrdp, and VirtualBox. Security Fixes: freerdp: FreeRDP: Out-of-bounds write in planar bitmap decoder allows...