PT-2026-47837

Name of the Vulnerable Software and Affected Versions OpenSSL affected versions not specified Description A NULL pointer dereference can occur in a CMP client application when processing a crafted CMP response. An attacker controlling a CMP server or acting as a man-in-the-middle can send a CRMF...

PT-2026-47834

Name of the Vulnerable Software and Affected Versions OpenSSL affected versions not specified Description A NULL pointer dereference occurs in the OpenSSL QUIC server when receiving a QUIC initial packet containing an invalid or expired token. This issue is triggered specifically when address...

CVE-2026-46278

A flaw was found in the Linux kernel's drm/imagination driver. A local user could trigger a kernel NULL pointer dereference by providing invalid data when updating the ftrace mask through a debugfs entry. This vulnerability can lead to a system crash, resulting in a Denial of Service DoS...

Security Bulletin: IBM i is Affected By NULL Pointer Dereference, Use Afer Free, and Out-of-Bounds Write Vulnerabilities in OpenSSL [CVE-2026-28388, CVE-2026-28389, CVE-2026-28390, CVE-2026-28387, CVE-2026-31789]

Summary OpenSSL for IBM i is vulnerable to NULL pointer derefences when processing either a delta CRL indicator extension CVE-2026-28388 or CMS EnvelopedData message with KeyAgreeRecipientInfo CVE-2026-28389, CVE-2026-28390, and use after free when using DANE TLSA-based server authentication...

CVE-2026-46305

In the Linux kernel, the following vulnerability has been resolved: staging: rtl8723bs: osdep: avoid NULL pointer dereference in rtwcbufalloc The return value of kzallocflex is used without ensuring that the allocation succeeded, and the pointer is dereferenced unconditionally. Guard the access t...

UBUNTU-CVE-2026-46282

In the Linux kernel, the following vulnerability has been resolved: iio: frequency: admv1013: fix NULL pointer dereference on str When devicepropertyreadstring fails, str is left uninitialized but the code falls through to strcmpstr, ..., dereferencing a garbage pointer. Replace manual read/strcm...

CVE-2026-46310 media: renesas: vsp1: Fix NULL pointer deref on module unload

In the Linux kernel, the following vulnerability has been resolved: media: renesas: vsp1: Fix NULL pointer deref on module unload When unloading the module on gen 4, we hit a NULL pointer dereference. This is caused by the cleanup code calling vsp1drmcleanup where it should be calling...

EUVD-2026-35170

In the Linux kernel, the following vulnerability has been resolved: staging: rtl8723bs: osdep: avoid NULL pointer dereference in rtwcbufalloc The return value of kzallocflex is used without ensuring that the allocation succeeded, and the pointer is dereferenced unconditionally. Guard the access t...

CVE-2026-46282

CVE-2026-46282 affects the Linux kernel IIO frequency driver (admv1013). Root cause: if device_property_read_string() fails, str can remain uninitialized and later is dereferenced in strcmp, causing a NULL/garbage pointer dereference. Mitigation in the patch set: replace manual read/strcmp with d...

CVE-2026-46282 iio: frequency: admv1013: fix NULL pointer dereference on str

In the Linux kernel, the following vulnerability has been resolved: iio: frequency: admv1013: fix NULL pointer dereference on str When devicepropertyreadstring fails, str is left uninitialized but the code falls through to strcmpstr, ..., dereferencing a garbage pointer. Replace manual read/strcm...

JLSEC-2026-589

An issue was discovered in yasm version 1.3.0. There is a NULL pointer dereference in nasmparserdirective in modules/parsers/nasm/nasm-parse.c...

JLSEC-2026-585

An issue was discovered in yasm version 1.3.0. There is a NULL pointer dereference in dodirective in modules/preprocs/nasm/nasm-pp.c...

JLSEC-2026-593

An issue was discovered in yasm version 1.3.0. There is a NULL pointer dereference in yasmexprcopyexcept in libyasm/expr.c...

JLSEC-2026-586

An issue was discovered in yasm version 1.3.0. There is a NULL pointer dereference in hash in modules/preprocs/nasm/nasm-pp.c...

JLSEC-2026-590

An issue was discovered in yasm version 1.3.0. There is a NULL pointer dereference in ifcondition in modules/preprocs/nasm/nasm-pp.c...

CVE-2026-3238 Samba: denial of service against ad dc wins server

A flaw was found in Samba’s WINS server component when running as an Active Directory Domain Controller. The WINS protocol handlers for certain request types did not properly validate incoming packets, allowing an unauthenticated remote attacker to trigger a NULL pointer dereference and crash the...

EUVD-2026-35033

A flaw was found in Samba’s WINS server component when running as an Active Directory Domain Controller. The WINS protocol handlers for certain request types did not properly validate incoming packets, allowing an unauthenticated remote attacker to trigger a NULL pointer dereference and crash the...

CVE-2026-3238

A flaw was found in Samba’s WINS server component when running as an Active Directory Domain Controller. The WINS protocol handlers for certain request types did not properly validate incoming packets, allowing an unauthenticated remote attacker to trigger a NULL pointer dereference and crash the...

CVE-2026-3238

A flaw was found in Samba’s WINS server component when running as an Active Directory Domain Controller. The WINS protocol handlers for certain request types did not properly validate incoming packets, allowing an unauthenticated remote attacker to trigger a NULL pointer dereference and crash the...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from a null pointer dereferencing in the rtwcbufalloc function within the staging rtl8723bs driver. Th...