EUVD-2026-119288

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix fiemap wild read on empty truncated response smb3fiemap treats -E2BIG from SMB2ioctl as a truncated range blob and loops for the next chunk. If the server reports STATUSBUFFEROVERFLOW with OutputCount == 0,...

macOS < 10.14.5 / iOS < 12.3 XNU - Wild-read due to bad cast in stf_ioctl Exploit

macOS ifaaddr-safamily != AFINET6 // - crash here IFAUNLOCKifa; error = EAFNOSUPPORT; break; Note that IFALOCK is called on user-provided data; it appears that there is an opportunity for memory corruption a controlled write when using indirect mutexes via LCKMTXTAGINDIRECT see lckmtxlockslow...

Apple macOS < 10.14.5 / iOS < 12.3 XNU - Wild-read due to bad cast in stf_ioctl

/ Reproduction Tested on macOS 10.14.3: $ clang -o stfwildread stfwildread.cc $ ./stfwildread Explanation SIOCSIFADDR is an ioctl that sets the address of an interface. The stf interface ioctls are handled by the stfioctl function. The crash occurs in the following case where a struct ifreq is re...

Apple macOS 10.14.5 iOS 12.3 XNU - Wild-read due to bad cast in stf_ioctl

Apple macOS 10.14.5 iOS 12.3 XNU - Wild-read due to bad cast in stfioctl / Reproduction Tested on macOS 10.14.3: $ clang -o stfwildread stfwildread.cc $ ./stfwildread Explanation SIOCSIFADDR is an ioctl that sets the address of an interface. The stf interface ioctls are handled by the stfioctl...