CVE-2026-89984 perf/x86/intel: Fix kernel address leakages in LBR stack

In the Linux kernel, the following vulnerability has been resolved: perf/x86/intel: Fix kernel address leakages in LBR stack Before Arch LBR gained CPL filtering support, a user-only branch stack could still contain kernel addresses. As a result, kernel branch records may be exposed to user space...

CVE-2026-89921 KVM: s390: Zero initialize data structures for inject_pfault_token

In the Linux kernel, the following vulnerability has been resolved: KVM: s390: Zero initialize data structures for injectpfaulttoken kvminjectpfaulttoken only sets .type and .u.ext.extparams2 of the on-stack struct kvms390irq but the full ext substructure is copied into the cpu local variable on...

CVE-2026-89910 LoongArch: KVM: Fix uninitialized stack variable issue with dmsintc

In the Linux kernel, the following vulnerability has been resolved: LoongArch: KVM: Fix uninitialized stack variable issue with dmsintc Variable vector is declared on stack in function dmsintcinjectirq and sometimes it is used without initialized. Here fix this issue...

CVE-2026-89910

CVE-2026-89910 affects the Linux kernel on LoongArch architecture within the KVM subsystem. The vulnerable component is the stack variable vector[] in the function dmsintc_inject_irq() , which is sometimes used without being initialized, potentially leading to information disclosure (uninitialize...

CVE-2026-89905

CVE-2026-89905 affects the Linux kernel on the LoongArch architecture within the BPF subsystem. The root cause is a stack layout flaw : the optional arena register slot is placed above the tail call counter (TCC) context . When arena_vm_start is dynamically enabled, it shifts the relative offset ...

CVE-2026-89905 LoongArch: BPF: Move arena register slot below TCC context

In the Linux kernel, the following vulnerability has been resolved: LoongArch: BPF: Move arena register slot below TCC context Currently, the stack layout places the optional arena register slot above the tail call counter context. When arenavmstart is dynamically enabled, it shifts the relative...

CVE-2026-89864 scsi: qla2xxx: Bound i2c->length in I2C bsg handlers

In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Bound i2c-length in I2C bsg handlers struct qlai2caccess carries a 16-bit length field alongside a fixed 64-byte buffer: struct qlai2caccess uint16t device, offset, option, length; uint8t buffer0x40; packed;...

CVE-2026-89858 scsi: qla2xxx: Bound image count in qla2x00_update_fru_versions()

In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Bound image count in qla2x00updatefruversions qla2x00updatefruversions copies the user-supplied BSG request into a fixed 256-byte stack buffer bsgDMAPOOLSIZE and then iterates list-count times over the...

EUVD-2026-80458

In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Bound image count in qla2x00updatefruversions qla2x00updatefruversions copies the user-supplied BSG request into a fixed 256-byte stack buffer bsgDMAPOOLSIZE and then iterates list-count times over the...

CVE-2026-89858 scsi: qla2xxx: Bound image count in qla2x00_update_fru_versions()

In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Bound image count in qla2x00updatefruversions qla2x00updatefruversions copies the user-supplied BSG request into a fixed 256-byte stack buffer bsgDMAPOOLSIZE and then iterates list-count times over the...

CVE-2026-89852

In the Linux kernel 's qla2xxx SCSI driver, the mbx_cmd_t struct is allocated on the stack but left uninitialized. When qla2x00_mailbox_command() hits an early-return path (PCI permanent failure, device failed, EEH busy, ISP abort pending, mailbox access timeout, or purge mbox), it returns withou...

EUVD-2026-80452

In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Zero mailbox struct in qla2x00getfirmwarestate The mbxcmdt is allocated on the stack but left uninitialized. qla2x00mailboxcommand has several early-return paths PCI permanent failure, device failed, EEH busy, ISP...

CVE-2026-89852 scsi: qla2xxx: Zero mailbox struct in qla2x00_get_firmware_state()

In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Zero mailbox struct in qla2x00getfirmwarestate The mbxcmdt is allocated on the stack but left uninitialized. qla2x00mailboxcommand has several early-return paths PCI permanent failure, device failed, EEH busy, ISP...

CVE-2026-89852 scsi: qla2xxx: Zero mailbox struct in qla2x00_get_firmware_state()

In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Zero mailbox struct in qla2x00getfirmwarestate The mbxcmdt is allocated on the stack but left uninitialized. qla2x00mailboxcommand has several early-return paths PCI permanent failure, device failed, EEH busy, ISP...

EUVD-2026-80443

In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Zero-init bsg stack buffers to avoid info leak Several bsg handlers stage their request/reply in an uninitialized 256-byte on-stack buffer uint8t bsgDMAPOOLSIZE and fill it via sgcopytobuffer, which only copies as...

CVE-2026-89843 scsi: qla2xxx: Zero-init bsg stack buffers to avoid info leak

In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Zero-init bsg stack buffers to avoid info leak Several bsg handlers stage their request/reply in an uninitialized 256-byte on-stack buffer uint8t bsgDMAPOOLSIZE and fill it via sgcopytobuffer, which only copies as...

CVE-2026-89843 scsi: qla2xxx: Zero-init bsg stack buffers to avoid info leak

In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Zero-init bsg stack buffers to avoid info leak Several bsg handlers stage their request/reply in an uninitialized 256-byte on-stack buffer uint8t bsgDMAPOOLSIZE and fill it via sgcopytobuffer, which only copies as...

SUSE-SU-2026:23845-1 Security update for python311

This update for python311 fixes the following issues: - CVE-2026-9669: crafted input can cause a stack buffer overflow bsc1267974. - CVE-2026-15806: urllib.request.HTTPPasswordMgr credentials for one URL scheme sent over another scheme bsc1276223. - CVE-2026-17084: StringPrep algorithm considered...

postgresql: PostgreSQL: Stack buffer overflow via OUT parameter count manipulation

A flaw was found in PostgreSQL. An object creator can exploit a stack buffer overflow vulnerability within the argument name matching component. By manipulating the OUT parameter count, an attacker can write limited arbitrary bytes 0x0 and 0x1 to server memory, which may lead to unknown impacts...

Security Bulletin: A vulnerability in OpenSSL affects IBM DevOps Code ClearCase

Summary OpenSSL vulnerabilities were disclosed by the OpenSSL Project. OpenSSL is used by IBM DevOps Code ClearCase. CVE-2025-11187 Vulnerability Details CVEID:CVE-2025-11187 DESCRIPTION: Issue summary: PBMAC1 parameters in PKCS12 files are missing validation which can trigger a stack-based buffe...