CVE-2026-68137 net/x25: fix use-after-free in x25_kill_by_neigh()

In the Linux kernel, the following vulnerability has been resolved: net/x25: fix use-after-free in x25killbyneigh x25killbyneigh walks the global X.25 socket list looking for sockets attached to a terminating neighbour. x25listlock protects list membership while the lookup is in progress, but it...

EUVD-2026-55518

In the Linux kernel, the following vulnerability has been resolved: net/x25: fix use-after-free in x25killbyneigh x25killbyneigh walks the global X.25 socket list looking for sockets attached to a terminating neighbour. x25listlock protects list membership while the lookup is in progress, but it...

CVE-2026-68134

The CVE-2026-68134 entry concerns the Linux kernel ptp_s390 module. The vulnerability arises from a missing facility check that could allow the physical clock to be registered even when facility 28 is not installed or PTFF QPT is unavailable. The public details in the connected sources indicate t...

EUVD-2026-55515

In the Linux kernel, the following vulnerability has been resolved: ptp: ptps390: Add missing facility check Only register the physical clock when facility 28 is installed and PTFF QAF returns that PTFF QPT is available...

CVE-2026-68134 ptp: ptp_s390: Add missing facility check

In the Linux kernel, the following vulnerability has been resolved: ptp: ptps390: Add missing facility check Only register the physical clock when facility 28 is installed and PTFF QAF returns that PTFF QPT is available...

CVE-2026-68133

The CVE concerns the Linux kernel ice driver’s PTP handling. A PF reset when PTP state is ICE_PTP_UNINIT could cause ice_ptp_rebuild() to set the state to ICE_PTP_ERROR, producing a PTP release call trace during driver unload (ice_ptp_release -> ice_deinit_features.part.0 -> ice_remove). Th...

EUVD-2026-55511

In the Linux kernel, the following vulnerability has been resolved: ksmbd: defer destroyprevioussession until after NTLM authentication In ntlmauthenticate, destroyprevioussession is called using a user pointer resolved from the client-supplied NTLM blob username field before the NTLMv2 response ...

CVE-2026-68121

Summary of CVE-2026-68121 (Linux kernel, PPPoE): A vulnerability arises when device header callbacks reallocate the skb head after PPPoE header is referenced, causing a stale pointer to the PPPoE header used by pppoe_sendmsg(). This can occur if a send is blocked in copy_from_user() while a non-E...

EUVD-2026-55501

In the Linux kernel, the following vulnerability has been resolved: rtase: Workaround for TX hang caused by hardware packet parsing The hardware performs packet parsing before packet transmission. Parsing incomplete IPv4, IPv6, TCP, or UDP headers may trigger a TX hang because the hardware parser...

CVE-2026-68119 tcp: initialize standalone TCP-AO response padding

In the Linux kernel, the following vulnerability has been resolved: tcp: initialize standalone TCP-AO response padding tcpv4sendack and tcpv6sendresponse construct standalone TCP responses with TCP-AO options. The option length carries the actual MAC length, but the TCP header length includes the...

CVE-2026-68100 ksmbd: validate num_subauth when copying ACE in set_ntacl_dacl

In the Linux kernel, the following vulnerability has been resolved: ksmbd: validate numsubauth when copying ACE in setntacldacl setntacldacl copies each ACE from the attacker-controlled stored security descriptor verbatim into the response DACL without checking sid.numsubauth. The ACE bytes...

CVE-2026-68099 ksmbd: restore DACL size on check_add_overflow() to avoid malformed ACL

In the Linux kernel, the following vulnerability has been resolved: ksmbd: restore DACL size on checkaddoverflow to avoid malformed ACL checkaddoverflow unconditionally writes the truncated sum into d even on overflow, per its contract in include/linux/overflow.h. The four checkaddoverflow guards...

h2: Duplicate Host header could facilitate request smuggling

Impacth2 =4.4.0 accepts request header blocks containing more than one Host header, and forwards every Host header to the consuming application. Where the consumer downgrades HTTP/2 to HTTP/1.1, the resulting request carries two Host header lines, which is a request smuggling primitive CWE-444...

PYSEC-2026-3628 h2: Duplicate Host header could facilitate request smuggling

Impact h2 =4.4.0 accepts request header blocks containing more than one Host header, and forwards every Host header to the consuming application. Where the consumer downgrades HTTP/2 to HTTP/1.1, the resulting request carries two Host header lines, which is a request smuggling primitive CWE-444...

CVE-2026-44630 Apache IoTDB: RPC service denial of service via unchecked Thrift string length

Improper validation of length fields in the Apache IoTDB RPC service may allow a remote unauthenticated attacker to cause a denial of service. By sending a crafted malformed Thrift frame, an attacker can cause IoTDB to allocate an excessive amount of memory and crash with an OutOfMemoryError. Thi...

CVE-2026-67290

A flaw was found in FreeRDP. A malicious Remote Desktop Protocol RDP server can send specially crafted media data to a connected client. This malformed data can trigger a heap out-of-bounds read vulnerability within the TSMF FFmpeg decoder, leading to the client application crashing. This can...

PT-2026-69534

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the ptp s390 component of the Precision Time Protocol PTP implementation. The system fails to perform a necessary facility check, which should ensure that the physical...

PT-2026-69501

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the ksmbd module where the set ntacl dacl function copies Access Control Entries ACE from a stored security descriptor into the response Discretionary Access Control...

PT-2026-69544

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free issue exists in the pep get sb function. The problem occurs because pep get sb does not account for the possibility that pskb may pull might relocate the socket buffer s...

Linux Distros Unpatched Vulnerability : CVE-2026-68100

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ksmbd: validate numsubauth when copying ACE in setntacldacl setntacldacl copies each ACE from the attacker-controlled stored security descriptor verbatim into...