PT-2026-79647

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb: Fix UAF at delayed release of MIDI2 EPs The recent fix for UAF in ump to endpoint caused another UAF because it tries to dereference the UMP endpoint object, but this might be executed at a delayed context where the...

PT-2026-79601

In the Linux kernel, the following vulnerability has been resolved: fs,fsverity: remove check for fsverity being enabled in setattr prepare The check that fs-verity is available in the kernel is not necessary here. Filesystems could have fsverity files even without fs-verity enabled. In that case...

PT-2026-79679

In the Linux kernel, the following vulnerability has been resolved: mm: fix incorrect flush address in direct page table reclaim When zap pte range reclaims a page table, it does: pte free tlbtlb, pmd pgtablepmdval, addr; and this is unconditionally wrong: if this code executes, addr always point...

PT-2026-79712

In the Linux kernel, the following vulnerability has been resolved: xsk: validate metadata when processing requests The zero-copy path validates TX metadata while obtaining the descriptor context, then reads it again later when preparing the hardware request. User space can change the metadata...

PT-2026-79617

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the veth driver where non-linear skb fragments are exposed through an xdp buff. When an XDP program adjusts the fragment area, the veth xdp rcv skb function fails to...

PT-2026-79684

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: f ncm: Use unsigned int for ndp index The variable ndp index is declared as a signed integer, but it stores the return value of get ncm, which is unsigned. A malicious host can supply a large offset that overflows th...

PT-2026-79686

In the Linux kernel, the following vulnerability has been resolved: usb: misc: usbio: check ibuf len against rxbuf len in bulk msg ibuf len is the bulk IN receive buffer size, but the EMSGSIZE check in usbio bulk msg compares it against txbuf len — the bulk OUT endpoint size. Both are taken...

PT-2026-79689

In the Linux kernel, the following vulnerability has been resolved: net: tap: set skb-dev before parsing virtio net header in tap get user xdp The commit 4f61f133f354 "net: tap: NULL pointer derefence in dev parse header protocol when skb-dev is null" fixed a crash in tap get user by assigning...

Linux Distros Unpatched Vulnerability : CVE-2026-74597

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ip6tunnel: clear skb2-cb in ip6ip6err ip6ip6err clones an outer IPv6 ICMP error skb, pulls it to the quoted inner IPv6 packet, and then passes the clone to...

PT-2026-79695

In the Linux kernel, the following vulnerability has been resolved: s390/ism: Fix UAF of sba and ieq during ism dev exit A ism interrupt handler can be active in parallel with ism dev exit, accessing freed data structures. No new interrupts will be generated after unregister ieq. Drain ongoing...

PT-2026-79735

In the Linux kernel, the following vulnerability has been resolved: NFS: Pin the 'struct nfs server' during a FREE STATEID call Dan Aloni reports that he was able to hit a use-after-free bug if a FREE STATEID operation gets delayed for whatever reason. Fix this by bumping the refcount of the...

PT-2026-79629

In the Linux kernel, the following vulnerability has been resolved: netfilter: nf conntrack: defer invalid log until after unlock TCP and SCTP conntrack paths can emit invalid-packet logs while ct-lock is still held. When invalid logging is routed to nfnetlink log and conntrack export is enabled,...

PT-2026-79628

In the Linux kernel, the following vulnerability has been resolved: net: atlantic: free stranded TX buffers on ring deinit aq vec deinit drains the TX rings with a single aq ring tx clean call, which frees at most AQ CFG TX CLEAN BUDGET 256 descriptors and stops at hw head, which no longer moves...

PT-2026-79699

In the Linux kernel, the following vulnerability has been resolved: net/ncsi: fix heap OOB read in NCSI CMD SEND CMD payload length ncsi send cmd nl takes the number of bytes to copy from the attacker-controlled ncsi pkt hdr.length field of the in-band packet header, while the source buffer is th...

PT-2026-79675

In the Linux kernel, the following vulnerability has been resolved: ipvs: stop estimator after disabled calc phase IPVS estimator kthread 0 starts with zeroed chain and tick limits until its initial calculation phase completes. If network namespace teardown clears ipvs-enable during that phase, i...

PT-2026-79632

In the Linux kernel, the following vulnerability has been resolved: net: devmem: prevent net-iov / page mixing We should either have net iov or page backed frags in a single skb, otherwise it blows up down the stack. Don't allow mixing in zerocopy fill skb from devmem...

PT-2026-79636

In the Linux kernel, the following vulnerability has been resolved: net: smc: fix splice entry lifetime imbalance in smc rx splice smc rx splice passes pages to splice to pipe before taking the references that cover the lifetime of each splice entry. In the VM-backed RMB path, splice to pipe may...

PT-2026-79616

In the Linux kernel, the following vulnerability has been resolved: tls: rx: restore msg iter before TLS 1.3 optimistic retry tls decrypt sg advances msg-msg iter when it maps user pages for the optimistic TLS 1.3 zero-copy path. If the decrypted record turns out not to be unpadded application...

PT-2026-79670

In the Linux kernel, the following vulnerability has been resolved: net: fix skb length accounting after generic XDP frag adjustment Generic XDP exposes non-linear skb fragments through an xdp buff. If an XDP program adjusts the fragment area, bpf prog run generic xdp copies xdp frags size back t...

PT-2026-79658

In the Linux kernel, the following vulnerability has been resolved: serial: 8250 of: clear stuck empty-FIFO RX-timeout on LPC32xx The NXP LPC32xx UART PORT LPC3220 can latch an RX character-timeout interrupt while the RX FIFO is empty: IIR reports UART IIR RX TIMEOUT 0x0c but LSR.DR is clear. A...