CVE-2026-89698

In the Linux kernel, the following vulnerability has been resolved: nfsd: widen nfsdgenlrqstp address fields to sockaddrstorage struct nfsdgenlrqstp declares rqdaddr and rqsaddr as plain "struct sockaddr" 16 bytes. When an IPv6 NFS client is connected, nfsdgenlrpcstatuscomposemsg casts these fiel...

CVE-2026-89691 nfsd: clear opcnt on compound arg release to prevent OOB read

In the Linux kernel, the following vulnerability has been resolved: nfsd: clear opcnt on compound arg release to prevent OOB read nfsd4releasecompoundargs resets args-ops to the inline iops8 array when the dynamically-allocated ops buffer is freed, but leaves args-opcnt at its original value whic...

CVE-2026-89691

In the Linux kernel, the following vulnerability has been resolved: nfsd: clear opcnt on compound arg release to prevent OOB read nfsd4releasecompoundargs resets args-ops to the inline iops8 array when the dynamically-allocated ops buffer is freed, but leaves args-opcnt at its original value whic...

EUVD-2026-76603

In the Linux kernel, the following vulnerability has been resolved: nfsd: clear opcnt on compound arg release to prevent OOB read nfsd4releasecompoundargs resets args-ops to the inline iops8 array when the dynamically-allocated ops buffer is freed, but leaves args-opcnt at its original value whic...

CVE-2026-89691

CVE-2026-89691 is an out-of-bounds read vulnerability in the Linux kernel's nfsd (Network File System Daemon) component. The nfsd4_release_compoundargs() function resets the args->ops pointer to the inline iops[8] array when the dynamically allocated buffer is freed, but fails to zero args-&gt...

CVE-2026-89691 nfsd: clear opcnt on compound arg release to prevent OOB read

In the Linux kernel, the following vulnerability has been resolved: nfsd: clear opcnt on compound arg release to prevent OOB read nfsd4releasecompoundargs resets args-ops to the inline iops8 array when the dynamically-allocated ops buffer is freed, but leaves args-opcnt at its original value whic...

CVE-2026-89690

In the Linux kernel, the following vulnerability has been resolved: nfsd: defer vfree of compound ops to fix rpcstatus UAF The rpcstatus netlink dumpit walks every in-flight svcrqst under rcureadlock and, for NFSv4 requests, reads opnums out of args-ops. But args-ops is a separate vmalloc buffer...

CVE-2026-89690 nfsd: defer vfree of compound ops to fix rpc_status UAF

In the Linux kernel, the following vulnerability has been resolved: nfsd: defer vfree of compound ops to fix rpcstatus UAF The rpcstatus netlink dumpit walks every in-flight svcrqst under rcureadlock and, for NFSv4 requests, reads opnums out of args-ops. But args-ops is a separate vmalloc buffer...

EUVD-2026-76602

In the Linux kernel, the following vulnerability has been resolved: nfsd: defer vfree of compound ops to fix rpcstatus UAF The rpcstatus netlink dumpit walks every in-flight svcrqst under rcureadlock and, for NFSv4 requests, reads opnums out of args-ops. But args-ops is a separate vmalloc buffer...

CVE-2026-80996 net: l2tp: do not propagate multicast notification errors

In the Linux kernel, the following vulnerability has been resolved: net: l2tp: do not propagate multicast notification errors The tunnel create, tunnel modify, session create, and session modify netlink handlers send multicast notifications through helpers that can fail while allocating or encodi...

CVE-2026-80996

CVE-2026-80996 affects the Linux kernel 's L2TP (Layer 2 Tunneling Protocol) subsystem. The tunnel create, tunnel modify, session create, and session modify netlink handlers send multicast notifications through helpers that can fail during message allocation, encoding, or multicasting. Because th...

CVE-2026-80996 net: l2tp: do not propagate multicast notification errors

In the Linux kernel, the following vulnerability has been resolved: net: l2tp: do not propagate multicast notification errors The tunnel create, tunnel modify, session create, and session modify netlink handlers send multicast notifications through helpers that can fail while allocating or encodi...

CVE-2026-80996

In the Linux kernel, the following vulnerability has been resolved: net: l2tp: do not propagate multicast notification errors The tunnel create, tunnel modify, session create, and session modify netlink handlers send multicast notifications through helpers that can fail while allocating or encodi...

EUVD-2026-76319

In the Linux kernel, the following vulnerability has been resolved: net: l2tp: do not propagate multicast notification errors The tunnel create, tunnel modify, session create, and session modify netlink handlers send multicast notifications through helpers that can fail while allocating or encodi...

CVE-2026-89698: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: nfsd: widen nfsdgenlrqstp address fields to sockaddrstorage struct nfsdgenlrqstp declares rqdaddr and rqsaddr as plain "struct sockaddr" 16 bytes. When an IPv6 NFS client is connected, nfsdgenlrpcstatuscomposemsg casts these fiel...

PT-2026-90416

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An out-of-bounds OOB read occurs in the Linux kernel when a caller with CAP NET ADMIN privileges sends a 16-byte NFSD A SOCK ADDR with sa family set to AF INET6. This is possible because...

PT-2026-90407

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An out-of-bounds read exists in the nfsd4 release compoundargs function. When the dynamically-allocated ops buffer is freed, the function resets args-ops to the inline iops8 array but...

CVE-2026-80994: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: fix flow mask use-after-free on flow deletion The commit in the Fixes tag below made so flow-mask free is scheduled via RCU right after it is removed from the flow table. The pointer stays in the flow structure...

CVE-2026-80996: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: net: l2tp: do not propagate multicast notification errors The tunnel create, tunnel modify, session create, and session modify netlink handlers send multicast notifications through helpers that can fail while allocating or encodi...

PT-2026-90126

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description Netlink handlers for tunnel create, tunnel modify, session create, and session modify send multicast notifications via helpers. These helpers may fail during message allocation, encoding...