CVE-2026-81009

In the Linux kernel, the following vulnerability has been resolved: iouring/query: cap user size passed to copystructtouser iohandlequeryentry clamps hdr.size for the inbound copyfromuser but keeps the original user value as usize. copystructtouser uses that usize and, when it is larger than the...

PT-2026-90139

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 7.2.6-1.1 Description An issue exists in the io handle query entry function where hdr.size is clamped for the inbound copy from user operation, but the original user value is retained as usize. The copy struct to...

Thumbor proportion filter allows unbounded post-transform resize leading to remote DoS

SummaryThumbor's filters:proportion filter does not enforce an upper bound on and runs in the post-transform phase. An attacker can trigger extremely large resizes CPU/memory exhaustion and cause denial of service. Details- Filter implementation: thumbor/filters/proportion.py - value is parsed as...

kernel: ALSA: firewire-motu: fix buffer overflow in hwdep read for DSP events

In the Linux kernel, the following vulnerability has been resolved: ALSA: firewire-motu: fix buffer overflow in hwdep read for DSP events The DSP event handling code in hwdepread could write more bytes to the user buffer than requested, when a user provides a buffer smaller than the event header...

CVE-2026-46234: Out-of-bounds Write

In the Linux kernel, the following vulnerability has been resolved: vsock: fix buffer size clamping order In vsockupdatebuffersize, the buffer size was being clamped to the maximum first, and then to the minimum. If a user sets a minimum buffer size larger than the maximum, the minimum check...