CVE-2026-72238 x86/boot: Validate console=uart8250 baud rate to fix early boot hang

In the Linux kernel, the following vulnerability has been resolved: x86/boot: Validate console=uart8250 baud rate to fix early boot hang When the baud rate is empty, 0, invalid, or overflows to 0 when stored as an int, the system will hang during early boot because of a division by zero in...

CVE-2026-72137

In the Linux kernel, the following vulnerability has been resolved: xfrm: natkeepalive: avoid double free on send error natkeepalivesend frees the keepalive skb whenever the IPv4 or IPv6 send helper reports an error. That cleanup is only correct before the skb is handed to the output path. Once...

CVE-2026-72114

In the Linux kernel, the following vulnerability has been resolved: can: bcm: validate frame length in bcmrxsetup for RTR replies bcmtxsetup validates cf-len against the CAN/CAN FD DLC limits before installing frames for TXSETUP, but bcmrxsetup never did the same for the RTR-reply frame configure...

CVE-2026-74517: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Cancel delayed I/O APIC EOI handling before destroying vCPUs Cancel and flush the I/O APIC's delayed EOI handling work during the "pre VM destroy" phase, before vCPUs are destroyed, as processing the EOI broadcast will...

PT-2026-72969

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the KVM x86 implementation where delayed I/O APIC EOI End of Interrupt handling is not cancelled before vCPUs are destroyed. If the EOI broadcast is processed after...

CVE-2026-74517: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Cancel delayed I/O APIC EOI handling before destroying vCPUs Cancel and flush the I/O APIC's delayed EOI handling work during the "pre VM destroy" phase, before vCPUs are destroyed, as processing the EOI broadcast will...

PT-2026-72427

In the Linux kernel, the following vulnerability has been resolved: x86/virt/sev: Revert "Drop WBINVD before setting MSR AMD64 SYSCFG SNP EN" Revert 99cf1fb58e68 "x86/virt/sev: Drop WBINVD before setting MSR AMD64 SYSCFG SNP EN". Section 8.8 of the SNP spec says: Before invoking SNP INIT EX with...

CVE-2026-72238: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: x86/boot: Validate console=uart8250 baud rate to fix early boot hang When the baud rate is empty, 0, invalid, or overflows to 0 when stored as an int, the system will hang during early boot because of a division by zero in...

CVE-2026-72237: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: perf/x86/amd/brs: Fix kernel address leakage A user-only branch stack can contain branches that originate from the kernel. As a result, kernel addresses are exposed to user space even when PERFSAMPLEBRANCHUSER is requested. On AM...

CVE-2026-72144: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: platform/x86: dell-laptop: fix missing cleanups in init error path dellinit initializes several resources after dellsetuprfkill, including the optional touchpad LED, keyboard backlight LED, battery hook, debugfs directory and...

CVE-2026-72284: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Ignore pending PV EOI if the vCPU has since disabled PV EOIs Ignore KVM's internal "service pending PV EOI" request if the vCPU has disabled PV EOIs since the request was made. Asserting that PV EOIs are enabled can fai...

CVE-2026-72283: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Nullify irqfd-producer if updating IRTE for bypass fails Nullify irqfd-producer if updating the IRTE for bypass fails, as leaving a dangling pointer will result in a use-after-free if the irqfd is reachable through KVM'...

CVE-2026-72357: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: uprobes/x86: Use proper mmstruct in inuprobetrampoline In the unregister path we use inuprobetrampoline check with current-mm for the VMA lookup, which is wrong, because we are in the tracer context, not the traced process. Add...

CVE-2026-72145: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: platform/x86/intel/tpmi: use cleanup helpers in memwrite In memwrite, the temporary array returned by parseintarrayuser must be released on all exit paths. Convert the array variable to use cleanup.h scope-based cleanup so it is...

PT-2026-72513

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the Linux kernel where Branch Sampling BRS and Last Branch Record LBR are treated as mutually exclusive hardware features, both tracked via the cpuc-lbr users variable...

PT-2026-72426

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A division by zero occurs in the early serial init function during early boot. This happens when the baud rate for console=uart8250 is empty, 0, invalid, or overflows to 0 when stored as...

PT-2026-72545

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the x86 uprobes implementation where the in uprobe trampoline function incorrectly uses current-mm for VMA Virtual Memory Area lookup during the unregister path. This...

CVE-2026-72239: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: x86/virt/sev: Revert "Drop WBINVD before setting MSRAMD64SYSCFGSNPEN" Revert 99cf1fb58e68 "x86/virt/sev: Drop WBINVD before setting MSRAMD64SYSCFGSNPEN". Section 8.8 of the SNP spec says: Before invoking SNPINITEX with INITRMP se...

CVE-2026-72143: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: platform/x86: ISST: Restore SST-PP control to all domains The SST-PP control offset is only restored to power domain 0 after resume. During suspend, control values are read and stored for all power domains. Use pdinfo-sstbase...

CVE-2026-72346: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: platform/x86: bitland-mifs-wmi: Fix NULL pointer dereference during suspend/resume The driver registers two distinct WMI devices: a control device BITLANDWMICONTROL and an event device BITLANDWMIEVENT. During the probe phase, the...