CVE-2026-64210

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: xsk: Fix unlocked writing to ICOSQ During napi poll, when the affinity changes and there's still XSK work to be done, we trigger an ICOSQ interrupt on the new CPU. However, this triggering on the ICOSQ is done...

CVE-2026-64242

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: net2280: Fix double free in probe error path usbinitializegadget installs gadgetrelease as the release callback for the embedded gadget device. The struct net2280 instance is therefore released through gadgetrelease...

CVE-2026-64213

In the Linux kernel, the following vulnerability has been resolved: hwmon: lm90 Add lock protection to lm90alert Sashiko reports: lm90alert executes in the smbus alert context and calls lm90updateconfreg to disable the hardware alert line, without acquiring hwmonlock. Concurrently, sysfs write...

CVE-2026-64225

In the Linux kernel, the following vulnerability has been resolved: octeontx2-af: CGX: add bounds check to cgxspeedmbps index cgxspeedmbps has 13 elements but RESPLINKSTATSPEED can yield values 0-15. If it returns a value = 13, this causes an out-of-bounds array access. Add a bounds check and...

CVE-2026-64239

In the Linux kernel, the following vulnerability has been resolved: mm/damon/sysfs-schemes: delete tried region in regionsrmdirs DAMON sysfs maintains the DAMOS tried region directory objects via a linked list. When the user requests refresh of the directories, DAMON sysfs removes all the region...

Siemens SIMATIC S7-1500 CPU 1518 MFP Improper Update of Reference Count (CVE-2025-38732)

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfreject: don't leak dst refcount for loopback packets recent patches to add a WARN when replacing skb dst entry found an old bug: WARNING: include/linux/skbuff.h:1165 skbdstcheckunset include/linux/skbuff.h:1164 inlin...

Linux Distros Unpatched Vulnerability : CVE-2026-64555

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - KVM: arm64: nv: Fix SPSREL2 restore in kvmhyphandlemops kvmhyphandlemops resets the single-step state machine as part of rewinding state for a MOPS exception by...

Siemens SIMATIC S7-1500 CPU 1518 MFP Resource Leak (CVE-2025-40300)

In the Linux kernel, the following vulnerability has been resolved: x86/vmscape: Add conditional IBPB mitigation VMSCAPE is a vulnerability that exploits insufficient branch predictor isolation between a guest and a userspace hypervisor like QEMU. Existing mitigations already protect kernel/KVM...

Siemens SIMATIC S7-1500 CPU 1518 MFP NULL Pointer Dereference (CVE-2025-23143)

"In the Linux kernel, the following vulnerability has been resolved: net: Fix null-ptr-deref by socklockinitclassandname and rmmod. When I ran the repro 0 and waited a few seconds, I observed two LOCKDEP splats: a warning immediately followed by a null-ptr-deref. 1 Reproduction Steps: 1 Mount CIF...

Linux Distros Unpatched Vulnerability : CVE-2026-17523

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A flaw was found in the Linux kernel in net/can/bcm.c in can: bcm, where an unprivileged local user can exploit this vulnerability to execute arbitrary code...

Linux Distros Unpatched Vulnerability : CVE-2026-64540

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - usbnet: gl620a: fix out-of-bounds read in genelinkrxfixup genelinkrxfixup splits an aggregated RX frame into its individual packets, using a per-packet length...

Linux Distros Unpatched Vulnerability : CVE-2026-64223

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: consume only present negotiated TTLM maps ieee80211tidtolinkmapsizeok...

Linux Distros Unpatched Vulnerability : CVE-2026-64247

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - KVM: x86: hyper-v: Bound the bank index when querying sparse banks When checking if a VP ID is included in a sparse bank set, explicitly check that the ID can...

Linux Distros Unpatched Vulnerability : CVE-2026-64214

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - powerpc/time: Remove redundant preemptdisable|enable calls from archirqworkraise A kernel panic is observed when handling machine check exceptions from real mod...

RockyLinux 8 : kernel-rt (RLSA-2026:45116)

The remote RockyLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:45116 advisory. kernel: KVM: x86: Don't recheck L1 intercepts when completing userspace I/O CVE-2025-40026 kernel: xfrm single-frag length not properly limited kernel: ...

Siemens SIMATIC S7-1500 CPU 1518 MFP Improper Input Validation (CVE-2025-39845)

In the Linux kernel, the following vulnerability has been resolved: x86/mm/64: define ARCHPAGETABLESYNCMASK and archsynckernelmappings Define ARCHPAGETABLESYNCMASK and archsynckernelmappings to ensure page tables are properly synchronized when calling pdpopulatekernel. For 5-level paging,...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: xfs: resample the data fork mapping after cycling ILOCK CVE-2026-64600 Affected Packages: kernel Note: This advisory is applicable to Amazon Linux 2 AL2 Core repository. Visit this FAQ section for the difference...

PT-2026-65229

In the Linux kernel, the following vulnerability has been resolved: netfilter: bridge: fix stale prevhdr pointer in br ip6 fragment br ip6 fragment gets prevhdr, a pointer into the skb head, from ip6 find 1stfragopt, then calls skb checksum help. For a cloned skb skb checksum help reallocates the...

UBUNTU-CVE-2026-64238

In the Linux kernel, the following vulnerability has been resolved: gpio: shared: fix deadlock on shared proxy's parent removal Commit 710abda58055 "gpio: shared: call gpiochip::ofxlate if set" used the mutex embedded in struct gpiosharedentry to protect the offset field which now can be modified...

UBUNTU-CVE-2026-64214

In the Linux kernel, the following vulnerability has been resolved: powerpc/time: Remove redundant preemptdisable|enable calls from archirqworkraise A kernel panic is observed when handling machine check exceptions from real mode. BUG: Unable to handle kernel data access on read at...