UBUNTU-CVE-2026-63799

In the Linux kernel, the following vulnerability has been resolved: sched/mmcid: Fix OOB clearbit when CID is MMCIDUNSET in fixup path In mmcidfixupcpustotasks, when rq-curr has the target mm and mmcid.active is set, the CID is checked with cidintransit before setting the transition bit. In per-C...

UBUNTU-CVE-2026-53398

In the Linux kernel, the following vulnerability has been resolved: NFSD: Fix SECINFONONAME decode error cleanup nfsd4decodesecinfononame currently initializes sinexp after decoding sinstyle. If the XDR stream is truncated, the decoder returns nfserrbadxdr before sinexp is initialized. Since comm...

UBUNTU-CVE-2026-63816

In the Linux kernel, the following vulnerability has been resolved: f2fs: atomic: fix UAF issue on f2fsinodeinfo.atomicinode - ioctlF2FSIOCGARBAGECOLLECTRANGE - shrink - f2fsgc - gcdatasegment - radatablockcowinode - mapping = F2FSIinode-atomicinode-imapping : f2fsiscowfilecowinode is true -...

Linux Distros Unpatched Vulnerability : CVE-2026-63831

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - mac802154: llsec: add skbcowdata before in-place crypto llsecdoencryptunauth, llsecdoencryptauth, llsecdodecryptunauth, and llsecdodecryptauth all perform...

Alibaba Cloud Linux 3 : 0209: kernel (ALINUX3-SA-2026:0209)

"The remote Alibaba Cloud Linux 3 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALINUX3-SA-2026:0209 advisory. Package updates are available for Alibaba Cloud Linux 3 that fix the following vulnerabilities: CVE-2026-43499: In the Linux kernel, the...

Amazon Linux 2023 : bpftool, kernel, kernel-devel (ALAS2023-2026-1935)

It is, therefore, affected by a vulnerability as referenced in the ALAS2023-2026-1935 advisory. In the Linux kernel, the following vulnerability has been resolved: net/sched: clsfw: fix NULL dereference of old filters before change CVE-2026-53080 Tenable has extracted the preceding description...

Linux kernel Resource Leak DoS

The vulnerability of the Linux operating system’s kernel is related to the failure to release resources after their useful lifespan has ended. Exploiting this vulnerability allows a remote attacker to cause service interruptions through specially created IPv6 traffic...

K000162204: Linux kernel vulnerability CVE-2025-37789

Security Advisory Description In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: fix nested key length validation in the set action It's not safe to access nlalenovskey if the data is smaller than the netlink header. Check that the attribute is OK first...

NFS Client Buffer Overflow

The vulnerability of the nfs4openandgetstate function in the fs/nfs/nfs4proc.c module, which is part of the NFS client support in Linux kernel, relates to the reutilization of previously freed memory. Exploiting this vulnerability could allow an attacker to compromise the confidentiality,...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: rtmutex: Use waiter::task instead of current in removewaiter CVE-2026-43499 Affected Packages: kernel Note: This advisory is applicable to Amazon Linux 2 - Kernel-5.4 Extra. Visit this page to learn more about...

Linux smc_clc_prfx_match6_rcu Heap Buffer Overflow DoS

The vulnerability of the smcclcprfxmatch6rcu function in the net/smc/smcclc.c module of the Linux operating system is related to the use of memory after it is freed. Exploiting this vulnerability could allow an attacker to cause a service failure...

UBUNTU-CVE-2026-53362

In the Linux kernel, the following vulnerability has been resolved: ipv6: account for fraggap on the paged allocation path In ip6appenddata, when the paged-allocation branch is taken MSGMORE / NETIFFSG / large fraglen, alloclen and pagedlen are computed as alloclen = fragheaderlen + transhdrlen;...

CVE-2026-53360

In the Linux kernel, the following vulnerability has been resolved: KVM: SEV: Require in-GHCB scratch area if GHCB v2+ is in use As per the GHCB spec, when using GHCB v2+ require the software scratch area to reside in the GHCB's shared buffer. Note, things like Page State Change PSC requests rely...

CVE-2026-43378

creationtimestamp| type| source ---|---|--- 2026-07-02 06:19:15+00:00| seen| https://www.hkcert.org/security-bulletin/ubuntu-linux-kernel-multiple-vulnerabilities20260702...

CVE-2026-31589

creationtimestamp| type| source ---|---|--- 2026-07-02 05:48:47+00:00| seen| https://www.hkcert.org/security-bulletin/ubuntu-linux-kernel-multiple-vulnerabilities20260702...

Linux Distros Unpatched Vulnerability : CVE-2026-53334

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - mm/damon/reclaim: handle ctx allocation failure Patch series mm/damon/reclaim,lrusort: handle ctx allocation failures. DAMONRECLAIM and DAMONLRUSORT could...

Critical: Red Hat Security Advisory: OpenShift Container Platform 4.14.68 bug fix and security update

Red Hat OpenShift Container Platform release 4.14.68 is now available with updates to packages and images that fix several bugs and add enhancements. This release includes a security update for Red Hat OpenShift Container Platform 4.14. Red Hat Product Security has rated this update as having a...

SUSE CVE-2026-53240

In the Linux kernel, the following vulnerability has been resolved: xfrm: iptfs: fix use-after-free on firstskb in inputprocesspayload inputprocesspayload stores firstskb into xtfs-ranewskb under droplock when starting partial reassembly, then unlocks and breaks out of the processing loop. The...

Linux Kernel Heap Buffer Overflow DoS

The vulnerability of the ctnetlinkchangetimeout function in Linux operating systems is related to the operation exceeding the buffer boundaries in memory. Exploiting this vulnerability can allow an attacker to trigger a service failure...

Security Bulletin: IBM MQ Appliance is affected by a Linux kernel vulnerability (CVE-2024-41073)

Summary IBM MQ appliance has addressed a Linux kernel vulnerability. Vulnerability Details CVEID:CVE-2024-41073 DESCRIPTION: In the Linux kernel, the following vulnerability has been resolved: nvme: avoid double free special payload If a discard request needs to be retried, and that retry may fai...