CVE-2025-1866 Undefined Behavior Due to Out-of-Bounds Pointer Arithmetic in libwebsockets

Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability in warmcat libwebsockets allows Pointer Manipulation, potentially leading to out-of-bounds memory access. This issue affects libwebsockets before 4.3.4 and is present in code built specifically for the Win32...

SUSE CVE-2025-21724

In the Linux kernel, the following vulnerability has been resolved: iommufd/iovabitmap: Fix shift-out-of-bounds in iovabitmapoffsettoindex Resolve a UBSAN shift-out-of-bounds issue in iovabitmapoffsettoindex where shifting the constant "1" of type int by bitmap-mapped.pgshift an unsigned long val...

DEBIAN-CVE-2025-21815

In the Linux kernel, the following vulnerability has been resolved: mm/compaction: fix UBSAN shift-out-of-bounds warning syzkaller reported a UBSAN shift-out-of-bounds warning of 1UL order in isolatefreepagesblock. The bogus compoundorder can be any value because it is union with flags. Add back...

UBUNTU-CVE-2025-21804

In the Linux kernel, the following vulnerability has been resolved: PCI: rcar-ep: Fix incorrect variable used when calling devmrequestmemregion The rcarpcieparseoutboundranges uses the devmrequestmemregion macro to request a needed resource. A string variable that lives on the stack is then used ...

UBUNTU-CVE-2025-21800

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: HWS, fix definer's HWSSET32 macro for negative offset When bit offset for HWSSET32 macro is negative, UBSAN complains about the shift-out-of-bounds: UBSAN: shift-out-of-bounds in...

CVE-2025-21804

CVE-2025-21804 : In the Linux kernel, the rcar-ep code (PCI rc ar-ep) used devm_request_mem_region() with a stack-allocated string that was passed as a resource name, risking undefined behavior and potential system instability. The bug arose in rcar_pcie_parse_outbound_ranges() where a stack vari...

CVE-2025-21804 PCI: rcar-ep: Fix incorrect variable used when calling devm_request_mem_region()

In the Linux kernel, the following vulnerability has been resolved: PCI: rcar-ep: Fix incorrect variable used when calling devmrequestmemregion The rcarpcieparseoutboundranges uses the devmrequestmemregion macro to request a needed resource. A string variable that lives on the stack is then used ...

CVE-2025-21804 PCI: rcar-ep: Fix incorrect variable used when calling devm_request_mem_region()

In the Linux kernel, the following vulnerability has been resolved: PCI: rcar-ep: Fix incorrect variable used when calling devmrequestmemregion The rcarpcieparseoutboundranges uses the devmrequestmemregion macro to request a needed resource. A string variable that lives on the stack is then used ...

DEBIAN-CVE-2024-58017

In the Linux kernel, the following vulnerability has been resolved: printk: Fix signed integer overflow when defining LOGBUFLENMAX Shifting 1 31 on a 32-bit int causes signed integer overflow, which leads to undefined behavior. To prevent this, cast 1 to u32 before performing the shift, ensuring...

CVE-2024-58017

In the Linux kernel, the following vulnerability has been resolved: printk: Fix signed integer overflow when defining LOGBUFLENMAX Shifting 1 31 on a 32-bit int causes signed integer overflow, which leads to undefined behavior. To prevent this, cast 1 to u32 before performing the shift, ensuring...

SUSE CVE-2022-49515

In the Linux kernel, the following vulnerability has been resolved: ASoC: cs35l41: Fix an out-of-bounds access in otppackedelementt The CS35L41NUMOTPELEM is 100, but only 99 entries are defined in the array otpmap1/2CS35L41NUMOTPELEM, this will trigger UBSAN to report a shift-out-of-bounds warnin...

SUSE CVE-2022-49720

In the Linux kernel, the following vulnerability has been resolved: block: Fix handling of offline queues in blkmqallocrequesthctx This patch prevents that test nvme/004 triggers the following: UBSAN: array-index-out-of-bounds in block/blk-mq.h:135:9 index 512 is out of range for type 'long...

CVE-2025-21724

In the Linux kernel, the following vulnerability has been resolved: iommufd/iovabitmap: Fix shift-out-of-bounds in iovabitmapoffsettoindex Resolve a UBSAN shift-out-of-bounds issue in iovabitmapoffsettoindex where shifting the constant "1" of type int by bitmap-mapped.pgshift an unsigned long val...

UBUNTU-CVE-2025-21724

In the Linux kernel, the following vulnerability has been resolved: iommufd/iovabitmap: Fix shift-out-of-bounds in iovabitmapoffsettoindex Resolve a UBSAN shift-out-of-bounds issue in iovabitmapoffsettoindex where shifting the constant "1" of type int by bitmap-mapped.pgshift an unsigned long val...

CVE-2024-58017 printk: Fix signed integer overflow when defining LOG_BUF_LEN_MAX

In the Linux kernel, the following vulnerability has been resolved: printk: Fix signed integer overflow when defining LOGBUFLENMAX Shifting 1 31 on a 32-bit int causes signed integer overflow, which leads to undefined behavior. To prevent this, cast 1 to u32 before performing the shift, ensuring...

CVE-2024-58017

In the Linux kernel, the following vulnerability has been resolved: printk: Fix signed integer overflow when defining LOGBUFLENMAX Shifting 1 31 on a 32-bit int causes signed integer overflow, which leads to undefined behavior. To prevent this, cast 1 to u32 before performing the shift, ensuring...

CVE-2024-58017 printk: Fix signed integer overflow when defining LOG_BUF_LEN_MAX

In the Linux kernel, the following vulnerability has been resolved: printk: Fix signed integer overflow when defining LOGBUFLENMAX Shifting 1 31 on a 32-bit int causes signed integer overflow, which leads to undefined behavior. To prevent this, cast 1 to u32 before performing the shift, ensuring...

CVE-2025-21724

CVE-2025-21724: In the Linux kernel’s iommufd/iova_bitmap, UBSAN shift-out-of-bounds occurred in iova_bitmap_offset_to_index() when shifting the constant 1 by bitmap->mapped.pgshift (unsigned long). If pgshift > 31, the 32-bit int shift overflowed, causing undefined behavior. The fix promot...

CVE-2025-21724

In the Linux kernel, the following vulnerability has been resolved: iommufd/iovabitmap: Fix shift-out-of-bounds in iovabitmapoffsettoindex Resolve a UBSAN shift-out-of-bounds issue in iovabitmapoffsettoindex where shifting the constant "1" of type int by bitmap-mapped.pgshift an unsigned long val...

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 incorrect use of devmrequestmemregion, which could lead to undefined behavior...