CVE-2026-63802 blk-cgroup: fix UAF in __blkcg_rstat_flush()

In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: fix UAF in blkcgrstatflush When multiple blkgs in the same blkcg are released concurrently, a use-after-free can occur. The race happens when one blkg's blkcgrstatflush removes another blkg's iostat entries via...

CVE-2026-63802

In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: fix UAF in blkcgrstatflush When multiple blkgs in the same blkcg are released concurrently, a use-after-free can occur. The race happens when one blkg's blkcgrstatflush removes another blkg's iostat entries via...

CVE-2026-63802 blk-cgroup: fix UAF in __blkcg_rstat_flush()

In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: fix UAF in blkcgrstatflush When multiple blkgs in the same blkcg are released concurrently, a use-after-free can occur. The race happens when one blkg's blkcgrstatflush removes another blkg's iostat entries via...

EUVD-2026-45459

In the Linux kernel, the following vulnerability has been resolved: ntfs: serialize volume label accesses Protect vol-volumelabel with a mutex and snaphost the label before copytouser. This prevent a use-after-free when FSIOCSETFSLABEL replaces the vol-volumelabel and FSIOCGETTSLABEL reads it...

CVE-2026-63793

In the Linux kernel, the following vulnerability has been resolved: ntfs: serialize volume label accesses Protect vol-volumelabel with a mutex and snaphost the label before copytouser. This prevent a use-after-free when FSIOCSETFSLABEL replaces the vol-volumelabel and FSIOCGETTSLABEL reads it...

CVE-2026-63793 ntfs: serialize volume label accesses

In the Linux kernel, the following vulnerability has been resolved: ntfs: serialize volume label accesses Protect vol-volumelabel with a mutex and snaphost the label before copytouser. This prevent a use-after-free when FSIOCSETFSLABEL replaces the vol-volumelabel and FSIOCGETTSLABEL reads it...

CVE-2026-53388 fuse: re-lock request before replacing page cache folio

In the Linux kernel, the following vulnerability has been resolved: fuse: re-lock request before replacing page cache folio fusetrymovefolio unlocks the request on entry but does not re-lock it on the success path. This means fusechanabort can end the request and free the fuseioargs eg...

PT-2026-61413

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free issue exists in the batman-adv module. The batadv mcast purge orig function removes entries from RCU-protected hlists without waiting for an RCU grace period. This allow...

PT-2026-61212

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the f fs gadget driver where the ffs ep0 read function allocates a control-OUT data buffer using kmalloc based on the length specified in the Setup packet. When a shor...

PT-2026-61118

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free issue exists in the blk-cgroup component. This occurs when multiple blkg structures within the same blkcg are released concurrently. A race condition arises when the blk...

PT-2026-61146

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the Linux kernel where the sk msg sg.copy bitmap, which tracks scatterlist entry ownership, becomes desynchronized during certain transformations. The sg.copy bitmap i...

PT-2026-61287

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the vsock/virtio component where virtio transport send pkt info allocates or reuses the zerocopy uarg before the send loop, but virtio transport alloc skb fills the sk...

Fedora 44 : libseccomp (2026-752186819e)

The remote Fedora 44 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2026-752186819e advisory. libseccomp 2.6.1 packaging changes - Enable Python bindings on Fedora 44+ upstream changes - July 1, 2026 - Update the syscall table for Linux v7.1.0-rc4 - F...

Linux Distros Unpatched Vulnerability : CVE-2026-63830

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net: skmsg: preserve sg.copy across SG transforms The skmsg sg.copy bitmap is part of the scatterlist entry ownership state. A set bit tells...

Linux Distros Unpatched Vulnerability : CVE-2026-63811

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - f2fs: read COW data with the original inode during atomic write When updating an atomic-write file, f2fswritebegin may read the previously written data back fr...

PT-2026-61127

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the f2fs file system during atomic write operations. When updating an atomic-write file, the f2fs write begin function may incorrectly use a COW Copy-on-Write inode to...

PT-2026-61392

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free issue exists in the unregister fprobe function. This occurs because the function fails to wait for the Read-Copy-Update RCU grace period—a synchronization mechanism that...

PT-2026-61268

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free issue exists in the zram writeback endio function. A race condition occurs between the bio completion handler zram writeback endio and the writeback task. Specifically,...

PT-2026-61277

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the wcove read rx buffer function where the PD RX FIFO is copied into the struct pd message. This process is susceptible to a buffer overflow due to two factors. First...

PT-2026-61380

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the netfs component where streaming writes can be incorrectly overwritten. In netfslib, streaming writes allow dirty data to be stored directly into folios without pri...