UBUNTU-CVE-2026-72012

In the Linux kernel, the following vulnerability has been resolved: tracing/osnoise: Call synchronizercu when unregistering This ensures that any RCU readers traversing the instance list have finished, before releasing the reference on the tracer that the instance points to...

UBUNTU-CVE-2026-72005

In the Linux kernel, the following vulnerability has been resolved: wifi: rt2x00: avoid full teardown before work setup in probe rt2x00libprobedev uses the full rt2x00libremovedev teardown for all probe failures. However, drvdata allocation and workqueue allocation can fail before intfwork,...

UBUNTU-CVE-2026-68458

In the Linux kernel, the following vulnerability has been resolved: binder: cache secctx size before release zeroes it bindertransaction bounds the scatter-gather buffer area with sgbufendoffset and subtracts the aligned LSM context size because the secctx is written at the tail of that area. The...

CVE-2026-68456

In the Linux kernel, the following vulnerability has been resolved: usb: atm: ueagle-atm: wait for pre-firmware load in .disconnect ueagle-atm uses the asynchronous requestfirmwarenowait in .probe, but does not wait for its completion, not even in .disconnect; so, if the device is unplugged...

EUVD-2026-59586

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Clear Present bit before tearing down scalable-mode context entry devicepasidtableteardown zeroes the 128-bit scalable-mode context entry with contextclearentry while the Present bit is still set. This creates a windo...

CVE-2026-74438

In the Linux kernel, the following vulnerability has been resolved: crypto: sun4i-ss - Remove insecure and unused rngalg Remove sun4issrng, as it is insecure and unused: - It has multiple vulnerabilities. sun4issprngseed is missing locking and has a buffer overflow. sun4issprnggenerate fails to...

CVE-2026-74437

In the Linux kernel, the following vulnerability has been resolved: media: uvcvideo: Fix deadlock if uvcstatusstop is called from asyncctrl.work If a UVC camera has an asynchronous control, uvcstatusstop may be called from asyncctrl.work: uvcctrlstatuseventwork uvcctrlstatusevent uvcctrlclearhand...

CVE-2026-74436 rxrpc: serialize kernel accept preallocation with socket teardown

In the Linux kernel, the following vulnerability has been resolved: rxrpc: serialize kernel accept preallocation with socket teardown rxrpckernelchargeaccept reads rx-backlog without any socket/backlog synchronization and passes that raw pointer into rxrpcservicepreallocone. A concurrent...

EUVD-2026-59583

In the Linux kernel, the following vulnerability has been resolved: rxrpc: serialize kernel accept preallocation with socket teardown rxrpckernelchargeaccept reads rx-backlog without any socket/backlog synchronization and passes that raw pointer into rxrpcservicepreallocone. A concurrent...

CVE-2026-74436 rxrpc: serialize kernel accept preallocation with socket teardown

In the Linux kernel, the following vulnerability has been resolved: rxrpc: serialize kernel accept preallocation with socket teardown rxrpckernelchargeaccept reads rx-backlog without any socket/backlog synchronization and passes that raw pointer into rxrpcservicepreallocone. A concurrent...

CVE-2026-74436

CVE-2026-74436 affects the Linux kernel rxrpc subsystem. The issue arises when rxrpc_kernel_charge_accept() reads rx->backlog without proper socket/backlog synchronization, passing a raw pointer into rxrpc_service_prealloc_one() while a concurrent rxrpc_discard_prealloc() may set rx->backlo...

CVE-2026-74435

In the Linux kernel, the following vulnerability has been resolved: rxrpc: rxrpcverifydata ensure rxdecbuffer alloc rxrpcrecvmsgdata calls rxrpcverifydata whenever the rxrpccall.rxdecbuffer is unallocated and assumes that upon successful return that rxdecbuffer must be allocated. However,...

CVE-2026-74436

In the Linux kernel, the following vulnerability has been resolved: rxrpc: serialize kernel accept preallocation with socket teardown rxrpckernelchargeaccept reads rx-backlog without any socket/backlog synchronization and passes that raw pointer into rxrpcservicepreallocone. A concurrent...

CVE-2026-74434

The CVE-2026-74434 issue affects the Linux kernel rxrpc path: when reading an OOB message with MSG_PEEK, rxrpc_recvmsg_oob() unlinks from recvmsg_oobq but always moves the message onto pending_oobq, risking the sk_buff rbnode linkage being overwritten. This allows the skb to be reachable from bot...

CVE-2026-74434 rxrpc: Don't move a peeked OOB message onto the pending queue

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Don't move a peeked OOB message onto the pending queue rxrpcrecvmsgoob takes a received oob message off recvmsgoobq and, if a response is needed, moves it onto the pendingoobq tree. However, only the unlink from recvmsgoob...

CVE-2026-74434 rxrpc: Don't move a peeked OOB message onto the pending queue

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Don't move a peeked OOB message onto the pending queue rxrpcrecvmsgoob takes a received oob message off recvmsgoobq and, if a response is needed, moves it onto the pendingoobq tree. However, only the unlink from recvmsgoob...

CVE-2026-74434

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Don't move a peeked OOB message onto the pending queue rxrpcrecvmsgoob takes a received oob message off recvmsgoobq and, if a response is needed, moves it onto the pendingoobq tree. However, only the unlink from recvmsgoob...

EUVD-2026-59581

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Don't move a peeked OOB message onto the pending queue rxrpcrecvmsgoob takes a received oob message off recvmsgoobq and, if a response is needed, moves it onto the pendingoobq tree. However, only the unlink from recvmsgoob...

CVE-2026-74433

In the Linux kernel, CVE-2026-74433 describes a use-after-free (UAF) in rxgk_issue_challenge() within rxrpc. The bug occurs because a page containing the challenge content is freed after a tracepoint is invoked, while the whdr referenced by the tracepoint points into that same page. The fix updat...

EUVD-2026-59580

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix UAF in rxgkissuechallenge Fix rxgkissuechallenge to free the page containing the challenge content after invoking the tracepoint as the whdr passed to the tracepoint points into the page just freed...