EUVD-2026-59409

In the Linux kernel, the following vulnerability has been resolved: kcm: use WRITEONCE when changing lower socket callbacks kcmattach replaces a live lower TCP socket's skdataready and skwritespace callbacks with KCM handlers, and kcmunattach restores them later. Those callback-pointer updates ar...

EUVD-2026-59407

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfdupnetdev: add nfdevxmitrecursion helpers and use them Update nftdup and nftfwd to use the nfdevxmitrecursion helpers. This patch also disables BH when transmitting the skb to address a possible migration to differen...

EUVD-2026-59405

In the Linux kernel, the following vulnerability has been resolved: bpf: Guard getuser acesss with accessok for uprobemulti data As reported by sashiko 1 we need to use accessok to check the user space data bounds before we use get-user to get it. 1...

EUVD-2026-59406

In the Linux kernel, the following vulnerability has been resolved: cifs: remove all cifs files before kill super Cifs files may be put into fileinfoputwq during umounting cifs. After umount done, cifsFileInfoputfinal is called, which cause following BUG: BUG: kernel NULL pointer dereference,...

EUVD-2026-59404

In the Linux kernel, the following vulnerability has been resolved: sockmap: Fix use-after-free in udpbpfrecvmsg syzbot reported use-after-free of struct skmsg in skmsgrecvmsg. 0 skmsgrecvmsg peeks skmsg from psock-ingressmsg under a lock, but its processing is lockless. Thus, skmsgrecvmsg must b...

EUVD-2026-59403

In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: fix integer overflow in bpfmsgpopdata bounds check start and len are u32, so u64 last = start + len; evaluates start + len in 32-bit and wraps before storing it in last. The bounds check if start = offset + l || las...

EUVD-2026-59402

In the Linux kernel, the following vulnerability has been resolved: tipc: fix UAF in tipcl2sendmsg Syzbot reported a slab-use-after-free in ipvlanhardheader when called from tipcl2sendmsg. The root cause is that tipcdisablel2media calls synchronizenet while b-mediaptr is still valid. This allows...

EUVD-2026-59401

In the Linux kernel, the following vulnerability has been resolved: tcp: ipv6: clamp default adverting MSS to avoid GSOBYFRAGS 0xFFFF When MTU is large, ip6defaultadvmss can return IPV6MAXPLEN 65535. This is interpreted by TCP as mssclamp, allowing the MSS to reach 65535. However, 0xFFFF is also...

EUVD-2026-59399

In the Linux kernel, the following vulnerability has been resolved: RDMA/bnxtre: Free SRQ toggle page after firmware teardown Free the toggle page only after firmware teardown completes so that an NQ interrupt arriving during bnxtqplibdestroysrq won't write the toggle values to an already-freed...

EUVD-2026-59400

In the Linux kernel, the following vulnerability has been resolved: RDMA/bnxtre: Initialize dpi variable to zero dpi is initialized only for BNXTREALLOCWCPAGE, but copied for all the cases. So initialize the dpi to 0...

EUVD-2026-59397

In the Linux kernel, the following vulnerability has been resolved: RDMA/bnxtre: Avoid displaying the kernel pointer While dumping the info on MR using the rdma tool, we dump the mrhwq which is a kernel pointer. There is no need to expose this value for end user. So avoid it...

EUVD-2026-59398

In the Linux kernel, the following vulnerability has been resolved: RDMA/bnxtre: Free CQ toggle page after firmware teardown Free the toggle page only after firmware teardown completes so that an NQ interrupt arriving during bnxtqplibdestroycq won't write the toggle value to an already-freed page...

EUVD-2026-59396

In the Linux kernel, the following vulnerability has been resolved: RDMA/bnxtre: Add a max slot check for SQ The variable WQE mode must be validated against the maximum slots supported by HW. The max supported value is 64K. Adding a max and min check and fail if user supplied value is more than t...

EUVD-2026-59395

In the Linux kernel, the following vulnerability has been resolved: RDMA/bnxtre: Proper rollback if the ioremap fails bnxtqpliballocdpi returns success even if ioremap fails. Add the proper rollback when the ioremap fails and return -ENOMEM status...

EUVD-2026-59394

In the Linux kernel, the following vulnerability has been resolved: RDMA/bnxtre: Avoid repeated requests to allocate WC pages Applications can request multiple WC pages for the same ucontext. As of now, only 1 WC page per ucontext is supported. Add a lock to avoid concurrent access and a check to...

EUVD-2026-59392

In the Linux kernel, the following vulnerability has been resolved: net: serialize netifrunning check in enqueuetobacklog Syzbot reported a KASAN slab-use-after-free in fibruleslookup. The root cause is a race condition where packets can escape the backlog flushing during device unregistration...

EUVD-2026-59390

In the Linux kernel, the following vulnerability has been resolved: net/9p: fix race condition on rdma-state in transrdma.c The rdma-state field is modified without holding reqlock in both recvdone and p9cmeventhandler, while rdmarequest accesses the same field under the reqlock spinlock. This...

EUVD-2026-59391

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in sameclienthaslease sameclienthaslease returns an opinfo pointer from ci-moplist after dropping ci-mlock without taking a reference. smbgrantoplock then dereferences that pointer in copylease and when...

EUVD-2026-59389

In the Linux kernel, the following vulnerability has been resolved: staging: rtl8723bs: fix stainfo check in rtwaesdecrypt The null-pointer-guard was incorrect, returning FAIL on valid pointer. Invert the guard, so it returns FAIL on invalid pointer...

EUVD-2026-59388

In the Linux kernel, the following vulnerability has been resolved: staging: nvec: fix use-after-free in nvecrxcompleted In nvecrxcompleted, when an incomplete RX transfer is detected, nvecmsgfree is called to return the message back to the pool by clearing its 'used' atomic flag. Immediately aft...