USN-8033-2: Linux kernel vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Nios II architecture; - Sun Sparc architecture; - User-Mode Linux UML; - x86 architecture; - Block layer subsystem;...

USN-8033-1 linux, linux-aws, linux-gcp, linux-gke, linux-gkeop, linux-hwe-5.15, linux-ibm, linux-ibm-5.15, linux-lowlatency, linux-lowlatency-hwe-5.15 vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Nios II architecture; - Sun Sparc architecture; - User-Mode Linux UML; - x86 architecture; - Block layer subsystem;...

CVE-2026-23762

CVE-2026-23762 affects VB-Audio Voicemeeter, Voicemeeter Banana, Voicemeeter Potato (and Matrix variants) with vulnerable virtual audio drivers (vbvoicemeetervaio64*.sys, vbmatrixvaio64*.sys, vbaudio_vmauxvaio*.sys, vbaudio_vmvaio*.sys, vbaudio_vmvaio3*.sys). The flaw maps non-paged pool memory i...

CVE-2026-0421

A potential vulnerability was reported in the BIOS of L13 Gen 6, L13 Gen 6 2-in-1, L14 Gen 6, and L16 Gen 2 ThinkPads which could result in Secure Boot being disabled even when configured as “On” in the BIOS setup menu. This issue only affects systems where Secure Boot is set to User Mode...

CVE-2025-12052

The drivers in the tool packages use RTLQUERYREGISTRYDIRECT flag to read a registry value to which an untrusted user-mode application may be able to cause a buffer overflow...

CVE-2025-12051

The drivers in the tool packages use RTLQUERYREGISTRYDIRECT flag to read a registry value to which an untrusted user-mode application may be able to cause a buffer overflow...

CVE-2025-12050

The drivers in the tool packages use RTLQUERYREGISTRYDIRECT flag to read a registry value to which an untrusted user-mode application may be able to cause a buffer overflow...

EUVD-2026-2664

A potential vulnerability was reported in the BIOS of L13 Gen 6, L13 Gen 6 2-in-1, L14 Gen 6, and L16 Gen 2 ThinkPads which could result in Secure Boot being disabled even when configured as “On” in the BIOS setup menu. This issue only affects systems where Secure Boot is set to User Mode...

CVE-2026-0421

A potential vulnerability was reported in the BIOS of L13 Gen 6, L13 Gen 6 2-in-1, L14 Gen 6, and L16 Gen 2 ThinkPads which could result in Secure Boot being disabled even when configured as “On” in the BIOS setup menu. This issue only affects systems where Secure Boot is set to User Mode...

CVE-2026-0421

A potential vulnerability was reported in the BIOS of L13 Gen 6, L13 Gen 6 2-in-1, L14 Gen 6, and L16 Gen 2 ThinkPads which could result in Secure Boot being disabled even when configured as “On” in the BIOS setup menu. This issue only affects systems where Secure Boot is set to User Mode...

CVE-2026-0421

A potential vulnerability was reported in the BIOS of L13 Gen 6, L13 Gen 6 2-in-1, L14 Gen 6, and L16 Gen 2 ThinkPads which could result in Secure Boot being disabled even when configured as “On” in the BIOS setup menu. This issue only affects systems where Secure Boot is set to User Mode...

CVE-2026-0421

CVE-2026-0421 involves Lenovo ThinkPad BIOS where Secure Boot can be turned off even when the BIOS reports it as On, specifically on systems with Secure Boot configured to User Mode. Affected models include ThinkPad L13 Gen 6, L13 Gen 6 2-in-1, L14 Gen 6, and L16 Gen 2. The issue is described as ...

CVE-2026-0421

A potential vulnerability was reported in the BIOS of L13 Gen 6, L13 Gen 6 2-in-1, L14 Gen 6, and L16 Gen 2 ThinkPads which could result in Secure Boot being disabled even when configured as “On” in the BIOS setup menu. This issue only affects systems where Secure Boot is set to User Mode...

CVE-2025-71115 um: init cpu_tasks[] earlier

In the Linux kernel, the following vulnerability has been resolved: um: init cputasks earlier This is currently done in umlfinishsetup, but e.g. with KCOV enabled we'll crash because some init code can call into e.g. memparse, which has coverage annotations, and then the checks in checkkcovmode...

CVE-2025-71115 um: init cpu_tasks[] earlier

In the Linux kernel, the following vulnerability has been resolved: um: init cputasks earlier This is currently done in umlfinishsetup, but e.g. with KCOV enabled we'll crash because some init code can call into e.g. memparse, which has coverage annotations, and then the checks in checkkcovmode...

Exploit for CVE-2026-20805

CVE-2026-20805 PoC Prueba de concepto para la vulnerabilidad...

CVE-2025-12052

The drivers in the tool packages use RTLQUERYREGISTRYDIRECT flag to read a registry value to which an untrusted user-mode application may be able to cause a buffer overflow...

CVE-2025-12053

CVE-2025-12053 describes a buffer overflow in drivers within tool packages caused by using RTL_QUERY_REGISTRY_DIRECT to read a registry value. An untrusted user-mode application could trigger overflow, with local access required (CTL: LOW privileges) and no user interaction. Public references (NV...

CVE-2025-12051 H2OFFT64.sys is potentially vulnerable to a buffer overflow.

The drivers in the tool packages use RTLQUERYREGISTRYDIRECT flag to read a registry value to which an untrusted user-mode application may be able to cause a buffer overflow...

CVE-2025-12050 In H2OFFT32.sys is potentially vulnerable to a buffer overflow.

The drivers in the tool packages use RTLQUERYREGISTRYDIRECT flag to read a registry value to which an untrusted user-mode application may be able to cause a buffer overflow...