CVE-2026-63831 mac802154: llsec: add skb_cow_data() before in-place crypto

In the Linux kernel, the following vulnerability has been resolved: mac802154: llsec: add skbcowdata before in-place crypto llsecdoencryptunauth, llsecdoencryptauth, llsecdodecryptunauth, and llsecdodecryptauth all perform in-place cryptographic transformations on skb data. They build a scatterli...

CVE-2026-63831 mac802154: llsec: add skb_cow_data() before in-place crypto

In the Linux kernel, the following vulnerability has been resolved: mac802154: llsec: add skbcowdata before in-place crypto llsecdoencryptunauth, llsecdoencryptauth, llsecdodecryptunauth, and llsecdodecryptauth all perform in-place cryptographic transformations on skb data. They build a scatterli...

CVE-2026-63830

In the Linux kernel, the following vulnerability has been resolved: 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 skmsgcomputedatapointers not to expose the entry through writable BPF ctx-data. This...

EUVD-2026-45496

In the Linux kernel, the following vulnerability has been resolved: 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 skmsgcomputedatapointers not to expose the entry through writable BPF ctx-data. This...

CVE-2026-63830 net: skmsg: preserve sg.copy across SG transforms

In the Linux kernel, the following vulnerability has been resolved: 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 skmsgcomputedatapointers not to expose the entry through writable BPF ctx-data. This...

CVE-2026-63811

In the Linux kernel, the following vulnerability has been resolved: 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 from the COW inode: prepareatomicwritebegin locates the block in the COW...

CVE-2026-63811 f2fs: read COW data with the original inode during atomic write

In the Linux kernel, the following vulnerability has been resolved: 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 from the COW inode: prepareatomicwritebegin locates the block in the COW...

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 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-2026-63793 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...

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-2026-53388 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-2026-61451

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the ALSA PCM data transfer process where the iov iter setup is incorrectly applied during silencing when data is NULL. This leads to the calculation of a bogus iov ite...

PT-2026-61175

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the netfilter nf tables component where the process of moving hooks from the basechain or flowtable hook list to the transaction hook list during device deletions disrup...

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...

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...

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...

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-2026-61235

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A race condition exists in the l2tp session get by ifname function. A reader matching session-ifname can be preempted between the strcmp and refcount inc operations. If the last referenc...