CVE-2026-31665 netfilter: nft_ct: fix use-after-free in timeout object destroy

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftct: fix use-after-free in timeout object destroy nftcttimeoutobjdestroy frees the timeout object with kfree immediately after nfctuntimeout, without waiting for an RCU grace period. Concurrent packet processing on...

CVE-2026-31642

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix call removal to use RCU safe deletion Fix rxrpc call removal from the rxnet-calls list to use listdelrcu rather than listdelinit to prevent stuffing up reading /proc/net/rxrpc/calls from potentially getting into an...

CVE-2026-31642

The CVE-2026-31642 entry concerns the Linux kernel rxrpc module, where a flaw in call removal was fixed by using list_del_rcu() instead of list_del_init() to prevent infinite loops when reading /proc/net/rxrpc/calls. The underlying issue is that improperly deleting calls could disrupt list handli...

CVE-2026-31642

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix call removal to use RCU safe deletion Fix rxrpc call removal from the rxnet-calls list to use listdelrcu rather than listdelinit to prevent stuffing up reading /proc/net/rxrpc/calls from potentially getting into an...

CVE-2026-31642 rxrpc: Fix call removal to use RCU safe deletion

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix call removal to use RCU safe deletion Fix rxrpc call removal from the rxnet-calls list to use listdelrcu rather than listdelinit to prevent stuffing up reading /proc/net/rxrpc/calls from potentially getting into an...

CVE-2026-31617

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: fncm: validate minimum blocklen in ncmunwrapntb The blocklen read from the host-supplied NTB header is checked against ntbmax but has no lower bound. When blocklen is smaller than opts-ndpsize, the bounds check of:...

EUVD-2026-25434

In the Linux kernel, the following vulnerability has been resolved: tracing: Fix tracemarker copy link list updates When the "copytracemarker" option is enabled for an instance, anything written into /sys/kernel/tracing/tracemarker is also copied into that instances buffer. When the option is set...

CVE-2026-31541 tracing: Fix trace_marker copy link list updates

In the Linux kernel, the following vulnerability has been resolved: tracing: Fix tracemarker copy link list updates When the "copytracemarker" option is enabled for an instance, anything written into /sys/kernel/tracing/tracemarker is also copied into that instances buffer. When the option is set...

CVE-2026-31541

CVE-2026-31541: In the Linux kernel tracing subsystem, when copy_trace_marker is enabled, deleting a tracing instance could bypass synchronization and leave a Use-After-Free (UAF) due to incorrect ordering of flag clearing and marker list updates. The fix moves clearing of all flags below the upd...

CVE-2026-31541

In the Linux kernel, the following vulnerability has been resolved: tracing: Fix tracemarker copy link list updates When the "copytracemarker" option is enabled for an instance, anything written into /sys/kernel/tracing/tracemarker is also copied into that instances buffer. When the option is set...

CVE-2026-31541

In the Linux kernel, the following vulnerability has been resolved: tracing: Fix tracemarker copy link list updates When the "copytracemarker" option is enabled for an instance, anything written into /sys/kernel/tracing/tracemarker is also copied into that instances buffer. When the option is set...

EUVD-2026-25420

When generating an ICMP Destination Unreachable or Packet Too Big response, the handler copies a portion of the original packet into the ICMP error body using the IP header's self-declared total length iptotlen for IPv4, ip6plen for IPv6 without validating it against the actual packet buffer size...

Command injection in Diesel's implementation of `COPY FROM`/`COPY TO`

Diesel allows users to configure various options for PostgreSQL's COPY FROM and COPY TO statements. These configurations are partially provided as strings or characters. Diesel did not check if any these user-provided options contain a quote character ', which can lead to the injection of...

RUSTSEC-2026-0136 Command injection in Diesel's implementation of `COPY FROM`/`COPY TO`

Diesel allows users to configure various options for PostgreSQL's COPY FROM and COPY TO statements. These configurations are partially provided as strings or characters. Diesel did not check if any these user-provided options contain a quote character ', which can lead to the injection of...

Important: Red Hat Security Advisory: java-21-openjdk security update

An update for java-21-openjdk is now available for Red Hat Enterprise Linux 8, Red Hat Enterprise Linux 9.4 Extended Update Support, Red Hat Enterprise Linux 9.6 Extended Update Support, Red Hat Enterprise Linux 9, and Red Hat Enterprise Linux 10. Red Hat Product Security has rated this update as...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the fact that the rxrpc call was removed from the rxnet-calls list without using RCU safe deletio...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the issue of updating the link list using tracemarker. This vulnerability may lead to inconsisten...

RHEL 10 / 8 / 9 : java-21-openjdk (RHSA-2026:9689)

The remote Redhat Enterprise Linux 10 / 8 / 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:9689 advisory. The OpenJDK 21 packages provide the OpenJDK 21 Java Runtime Environment and the OpenJDK 21 Java Software Development Kit. Security...

PT-2026-35021

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A slab-use-after-free issue exists in the inet lookup established function. The problem occurs because MPTCP v6 subflow child sockets are allocated via kmalloc instead of the TCPv6 slab...

PT-2026-34893

In the Linux kernel, the following vulnerability has been resolved: tracing: Fix trace marker copy link list updates When the "copy trace marker" option is enabled for an instance, anything written into /sys/kernel/tracing/trace marker is also copied into that instances buffer. When the option is...