CVE-2022-50402 drivers/md/md-bitmap: check the return value of md_bitmap_get_counter()

In the Linux kernel, the following vulnerability has been resolved: drivers/md/md-bitmap: check the return value of mdbitmapgetcounter Check the return value of mdbitmapgetcounter in case it returns NULL pointer, which will result in a null pointer dereference. v2: update the check to include oth...

CVE-2022-50402

CVE-2022-50402 concerns Linux kernel’s md-bitmap code. The vulnerability arises from not validating the return value of md_bitmap_get_counter(), which can lead to a NULL pointer dereference. The issue was resolved by updating the code to check the return value and guard against NULL dereferences;...

CVE-2022-50390

In the Linux kernel, the following vulnerability has been resolved: drm/ttm: fix undefined behavior in bit shift for TTMTTFLAGPRIVPOPULATED Shifting signed 32-bit value by 31 bits is undefined, so changing significant bit to unsigned. The UBSAN warning calltrace like below: UBSAN:...

Apple Xcode Denial of Service Vulnerability

Apple Xcode is an integrated development tool that runs on the operating system Mac OS X. It is used for the development of the Mac OS X software. Apple Xcode suffers from a denial of service vulnerability that originates from a process crash when handling too large a path value. An attacker can...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in Linux kernel that stems from not properly handling the debugfslookup return value, which could lead to a memory leak...

PT-2025-38420

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains an issue in ext4 related to undefined behavior in a bit shift operation within the ext4 check flag values function. Shifting a signed 32-bit value by 31 bits is...

PT-2025-38419

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel’s md-bitmap driver where the return value of the md bitmap get counter function is not properly checked. If this function returns a NULL pointer, a null...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in Linux kernel that stems from not properly handling the debugfslookup return value, which could lead to a memory leak...

PT-2025-38432

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The start task function in the Linux kernel may experience a null pointer dereference. This occurs because the return value of create singlethread workqueue is not checked, potentially...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in Linux kernel that stems from an unchecked mdbitmapgetcounter return value that could lead to a null pointer dereference...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in Linux kernel that stems from not properly handling the debugfslookup return value, which could lead to a memory leak...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in Linux kernel that stems from not properly handling the debugfslookup return value, which could lead to a memory leak...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from the skbpartialcsumset function not properly handling the transfer header special value 0xFFFF, which could...

e-learning 安全特征问题漏洞

e-learning is an exam system for youth-is-as-pale-as-poetry individual developers. A security feature issue vulnerability exists in e-learning version 1.0, which stems from insufficient generation of random values by the encryptSecret function in the JwtUtils.java file in the JWT Token Handler...

PT-2025-38458

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel related to the handling of transport header magic values within the skb partial csum set function. Specifically, the code does not prevent callers from...

PT-2025-38328

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A null dereference issue was resolved in the Linux kernel related to the /proc/pid/smaps rollup functionality. The issue was introduced by commit 258f669e7e88, which converted the...

SUSE CVE-2022-50359

In the Linux kernel, the following vulnerability has been resolved: media: cx88: Fix a null-ptr-deref bug in bufferprepare When the driver calls cx88riscbuffer to prepare the buffer, the function call may fail, resulting in a empty buffer and null-ptr-deref later in bufferqueue. The following log...

CVE-2025-43375

The issue was addressed with improved checks. This issue is fixed in Xcode 26. Processing an overly large path value may crash a process...

GHSA-4MHV-8RH3-4GHW DragonFly vulnerable to panics due to nil pointer dereference when using variables created alongside an error

Impact We found two instances in the DragonFly codebase where the first return value of a function is dereferenced even when the function returns an error figures 9.1 and 9.2. This can result in a nil dereference, and cause code to panic. The codebase may contain additional instances of the bug...

CVE-2022-50359

In the Linux kernel, the following vulnerability has been resolved: media: cx88: Fix a null-ptr-deref bug in bufferprepare When the driver calls cx88riscbuffer to prepare the buffer, the function call may fail, resulting in a empty buffer and null-ptr-deref later in bufferqueue. The following log...