CVE-2026-74430: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix ACKALL packet handling rxrpcinputackall accepts ACKALL packets without checking whether the call is in a state that can legitimately have outstanding transmit buffers. A forged ACKALL can therefore reach a new service...

CVE-2026-74434: Undefined Security Weakness

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...

PT-2026-72865

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the rxrpc component where the rxrpc receiving reply function fails to properly handle the reception of a reply DATA packet before any request DATA packets have been se...

PT-2026-72861

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the AFS Andrew File System component where the cache manager callback path fails to properly handle requests when a server record is not attached to an incoming call v...

CVE-2026-74433: Undefined Security Weakness

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...

CVE-2026-74428: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix double unlock in rxrpcrecvmsg Fix a double unlock in rxrpcrecvmsg when dealing with OOB messages...

CVE-2026-74435: Undefined Security Weakness

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-2026-74432: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix leak of released call in recvmsgMSGPEEK Fix rxrpcrecvmsg to also drop the ref it holds on an already-released call if MSGPEEK is in force the function holds a ref on the call irrespective of whether MSGPEEK is specifie...

CVE-2026-74431: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix potential infinite loop in rxrpcrecvmsg Fix the wait in rxrpcrecvmsg also take check the oob queue...

PT-2026-72863

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the afs network namespace teardown process where the work item responsible for keeping the preallocated rxrpc call, connection, and peer queue charged is not cancelled...

CVE-2026-72374: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: afs: Fix callback service message parsers to pass through -EAGAIN The AFS filesystem client uses an rxrpc server to listen for callback notifications. Each callback call type handler has a delivery function that parses the incomi...

CVE-2026-74427: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: afs: Fix netns teardown to cancel the preallocation charger Fix the teardown of an afs network namespace to make sure it cancels the work item that keeps the preallocated rxrpc call/conn/peer queue charged before incoming calls a...

CVE-2026-74506: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: afs: Fix UAF when sending a message In afsmakecall, there's a race with async call reception and destruction. If a call is dispatched that doesn't have call-writeiter set used to specify the data content for FS.StoreData, then th...

PT-2026-72864

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A double unlock issue exists in the rxrpc recvmsg function when processing out-of-band OOB messages. A double unlock occurs when a synchronization primitive is released twice, which can...

PT-2026-72868

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A memory leak occurs in the rxrpc component when using the recvmsg function with the MSG PEEK flag. The rxrpc recvmsg function fails to drop the reference it holds on a call that has...

PT-2026-72870

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the rxrpc recvmsg oob function where out-of-band OOB messages are handled incorrectly when using the MSG PEEK flag. While the unlink operation from recvmsg oobq is...

PT-2026-72562

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The AFS filesystem client utilizes an rxrpc server to monitor callback notifications. Within this process, each callback call type handler employs a delivery function to parse the incomi...

PT-2026-72872

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the rxrpc component where the rxrpc kernel charge accept function reads rx-backlog without proper socket or backlog synchronization. This raw pointer is then passed to...

Linux Distros Unpatched Vulnerability : CVE-2026-74436

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - rxrpc: serialize kernel accept preallocation with socket teardown rxrpckernelchargeaccept reads rx-backlog without any socket/backlog synchronization and passes...

CVE-2026-74436: Undefined Security Weakness

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...