PT-2026-27686

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.19.0-08368-gfafda3b4b06b 22 Description The Linux kernel contains a flaw related to MPTCP Multipath TCP path management. A specific sequence of actions, involving setting the MPTCP subflows limit to zero,...

CVE-2025-68366

In the Linux kernel, the following vulnerability has been resolved: nbd: defer config unlock in nbdgenlconnect There is one use-after-free warning when running NBDCMDCONNECT and NBDCLEARSOCK: nbdgenlconnect nbdallocandinitconfig // configrefs=1 nbdstartdevice // configrefs=2 set NBDRTHASCONFIGREF...

EUVD-2025-203745

In the Linux kernel, the following vulnerability has been resolved: ksmbd: ipc: fix use-after-free in ipcmsgsendrequest ipcmsgsendrequest waits for a generic netlink reply using an ipcmsgtableentry on the stack. The generic netlink handler handlegenericevent/handleresponse fills entry-response...

CVE-2025-68263

In the Linux kernel, the following vulnerability has been resolved: ksmbd: ipc: fix use-after-free in ipcmsgsendrequest ipcmsgsendrequest waits for a generic netlink reply using an ipcmsgtableentry on the stack. The generic netlink handler handlegenericevent/handleresponse fills entry-response...

CVE-2025-68263 ksmbd: ipc: fix use-after-free in ipc_msg_send_request

In the Linux kernel, the following vulnerability has been resolved: ksmbd: ipc: fix use-after-free in ipcmsgsendrequest ipcmsgsendrequest waits for a generic netlink reply using an ipcmsgtableentry on the stack. The generic netlink handler handlegenericevent/handleresponse fills entry-response...

CVE-2025-68263 ksmbd: ipc: fix use-after-free in ipc_msg_send_request

In the Linux kernel, the following vulnerability has been resolved: ksmbd: ipc: fix use-after-free in ipcmsgsendrequest ipcmsgsendrequest waits for a generic netlink reply using an ipcmsgtableentry on the stack. The generic netlink handler handlegenericevent/handleresponse fills entry-response...

CVE-2022-50651

In the Linux kernel, the following vulnerability has been resolved: ethtool: eeprom: fix null-deref on genlinfo in dump The similar fix as commit 46cdedf2a0fa "ethtool: pse-pd: fix null-deref on genlinfo in dump" is also needed for ethtool eeprom...

CVE-2022-50651

CVE-2022-50651 relates to the Linux kernel ethtool: eeprom dump path, where a null-deref on genl_info in dump was addressed. The vulnerability resolution references a similar fix in ethtool pse-pd and states that a corresponding patch for ethtool eeprom was needed. Public details consistently des...

CVE-2022-50651 ethtool: eeprom: fix null-deref on genl_info in dump

In the Linux kernel, the following vulnerability has been resolved: ethtool: eeprom: fix null-deref on genlinfo in dump The similar fix as commit 46cdedf2a0fa "ethtool: pse-pd: fix null-deref on genlinfo in dump" is also needed for ethtool eeprom...

PT-2025-49631

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel's ethtool component related to handling eeprom data. Specifically, a null dereference can occur on genl info during a dump operation. This issue is...

PT-2025-52902

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a use-after-free issue within the nbd genl connect function. This occurs when handling NBD CMD CONNECT and NBD CLEAR SOCK operations, specifically related to th...

CVE-2023-53298

In the Linux kernel, the following vulnerability has been resolved: nfc: fix memory leak of seio context in nfcgenlseio The callback context for sending/receiving APDUs to/from the selected secure element is allocated inside nfcgenlseio and supposed to be eventually freed in seiocb callback...

nbd: fix uaf in nbd_genl_connect() error path

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CVE-2022-50042

In the Linux kernel, the following vulnerability has been resolved: net: genl: fix error path memory leak in policy dumping If construction of the array of policies fails when recording non-first policy we need to unwind. netlinkpolicydumpaddpolicy itself also needs fixing as it currently gives u...

CVE-2025-21840 thermal/netlink: Prevent userspace segmentation fault by adjusting UAPI header

In the Linux kernel, the following vulnerability has been resolved: thermal/netlink: Prevent userspace segmentation fault by adjusting UAPI header The intel-lpmd tool 1, which uses the THERMALGENLATTRCPUCAPABILITY attribute to receive HFI events from kernel space, encounters a segmentation fault...

CVE-2022-49295 nbd: call genl_unregister_family() first in nbd_cleanup()

In the Linux kernel, the following vulnerability has been resolved: nbd: call genlunregisterfamily first in nbdcleanup Otherwise there may be race between module removal and the handling of netlink command, which can lead to the oops as shown below: BUG: kernel NULL pointer dereference, address:...

UBUNTU-CVE-2025-21659

In the Linux kernel, the following vulnerability has been resolved: netdev: prevent accessing NAPI instances from another namespace The NAPI IDs were not fully exposed to user space prior to the netlink API, so they were never namespaced. The netlink API must ensure that at the very least NAPI...

kernel: ipv6: sr: fix invalid unregister error path

In the Linux kernel, the following vulnerability has been resolved: ipv6: sr: fix invalid unregister error path The error path of seg6init is wrong in case CONFIGIPV6SEG6LWTUNNEL is not defined. In that case if seg6hmacinit fails, the genlunregisterfamily isn't called. This issue exist since comm...

SUSE CVE-2024-26754

In the Linux kernel, the following vulnerability has been resolved: gtp: fix use-after-free and null-ptr-deref in gtpgenldumppdp The gtpnetops pernet operations structure for the subsystem must be registered before registering the generic netlink family. Syzkaller hit 'general protection fault in...

SUSE CVE-2024-26735

In the Linux kernel, the following vulnerability has been resolved: ipv6: sr: fix possible use-after-free and null-ptr-deref The pernet operations structure for the subsystem must be registered before registering the generic netlink family...