CVE-2026-63959

In the Linux kernel, the following vulnerability has been resolved: usb: typec: tcpm/tcpcimaxim: validate header NDO against RXBYTECNT A broken/malicious port can transmit a CRC-valid frame whose header advertises up to seven data objects but whose body carries fewer than that. Check for this, an...

AZL-92739 CVE-2026-63959 affecting package kernel for versions less than 6.6.144.1-2

In the Linux kernel, the following vulnerability has been resolved: usb: typec: tcpm/tcpcimaxim: validate header NDO against RXBYTECNT A broken/malicious port can transmit a CRC-valid frame whose header advertises up to seven data objects but whose body carries fewer than that. Check for this, an...

CVE-2026-63895

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: ffs: copy only received bytes on short ep0 read ffsep0read allocates its control-OUT data buffer with kmalloc not kzalloc at the Length value from the Setup packet, then copies that full len to userspace regardless o...

CVE-2026-64089: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: batman-adv: tt: fix negative lastchangesetlen batadvpivtt::lastchangesetlen len was declared as s16, but the field is never intended to hold a negative value. When a value greater than 32767 is assigned, it wraps to a negative...

CVE-2026-63857: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: net: airoha: Do not read uninitialized fragment address in airohadevxmit The transmit loop in airohadevxmit reads fragment address and length during its final iteration, when the loop index equals skbshinfoskb-nrfrags, at which...

Updated libidn packages fix security vulnerability

GNU libidn before 1.44 is prone to out-of-bounds reads of uninitialized memory in the ToUnicode APIs because of mishandling in idnatounicodeinternal. The affected code is not present in libidn2. CVE-2026-57053...

CVE-2026-49854

A flaw was found in Tornado, a Python web framework. The optional native extension tornado.speedups did not properly validate the mask argument in its websocketmask function. This allowed the C function to read beyond the intended buffer, potentially exposing up to three bytes of uninitialized...

CVE-2026-60005

NGINX Plus and NGINX Open Source have a vulnerability in the ngxhttpslicemodule module. When the slice directive and unnamed regex captures are configured or when a background cache update happens, unauthenticated attackers can send requests that may cause uninitialized memory access in the NGINX...

CVE-2026-60005 NGINX ngx_http_slice_module vulnerability

NGINX Plus and NGINX Open Source have a vulnerability in the ngxhttpslicemodule module. When the slice directive and unnamed regex captures are configured or when a background cache update happens, unauthenticated attackers can send requests that may cause uninitialized memory access in the NGINX...

CVE-2026-60005: Use of Uninitialized Resource

NGINX Plus and NGINX Open Source have a vulnerability in the ngxhttpslicemodule module. When the slice directive and unnamed regex captures are configured or when a background cache update happens, unauthenticated attackers can send requests that may cause uninitialized memory access in the NGINX...

openssl: openssl: Information Disclosure from Uninitialized Memory via Invalid RSA Public Key

A flaw was found in openssl. Applications that use RSASVE key encapsulation, a method for securely exchanging encryption keys, may inadvertently expose sensitive data. This vulnerability arises when an application processes a malicious, invalid RSA public key provided by an attacker without prope...

JLSEC-2026-667 GNU libidn before 1.44 is prone to out-of-bounds reads of uninitialized memory in the ToUnicode APIs...

GNU libidn before 1.44 is prone to out-of-bounds reads of uninitialized memory in the ToUnicode APIs because of mishandling in idnatounicodeinternal. The affected code is not present in libidn2...

PT-2026-64387

GNU libidn before 1.44 is prone to out-of-bounds reads of uninitialized memory in the ToUnicode APIs because of mishandling in idna to unicode internal. The affected code is not present in libidn2...

MGASA-2026-0247 Updated libheif packages fix security vulnerabilities

libheif has a Heap OOB Read/SEGV Crash via Zero samplesperchunk. CVE-2026-32738 libheif is Vulnerable to Infinite Loop DoS via stts Sample Duration Lookup. CVE-2026-32739 Heap-Buffer-Overflow Write in Grid Tile Chroma Compositing. CVE-2026-32740 libheif has a heap buffer overflow in...

PYSEC-2026-3403 vLLM: GGUF dequantize kernel int truncation exposes uninitialized GPU memory in multi-tenant serving

Summary Integer truncation of tensor dimensions in vLLM's GGUF dequantize kernels csrc/quantization/gguf/ggufkernel.cu causes partial tensor processing. The output tensor is allocated at full size via torch::empty uninitialized memory, but the dequantize CUDA kernel processes only a truncated...

PYSEC-2026-2843 OpenEXR Makes Use of Uninitialized Memory

Summary While fuzzing openexrexrcheckfuzzer, Valgrind reports a conditional branch depending on uninitialized data inside genericunpack. This indicates a use of uninitialized memory CWE-457. The issue is reproducible with the current OSS-Fuzz harness and a single-file PoC. Details Environment: -...

OpenEXR Makes Use of Uninitialized Memory

SummaryWhile fuzzing openexrexrcheckfuzzer, Valgrind reports a conditional branch depending on uninitialized data inside genericunpack. This indicates a use of uninitialized memory CWE-457. The issue is reproducible with the current OSS-Fuzz harness and a single-file PoC. DetailsEnvironment:-...

PYSEC-2026-2850 OpenEXR: Heap information disclosure in PXR24 decompression via unchecked decompressed size (undo_pxr24_impl)

Summary The PXR24 decompression function undopxr24impl in OpenEXR internalpxr24.c ignores the actual decompressed size outSize returned by exruncompressbuffer and instead reads from the scratch buffer based solely on the expected size uncompressedsize derived from the header metadata. Additionall...

PT-2026-59481

Summary While fuzzing openexr exrcheck fuzzer, Valgrind reports a conditional branch depending on uninitialized data inside generic unpack. This indicates a use of uninitialized memory CWE-457. The issue is reproducible with the current OSS-Fuzz harness and a single-file PoC. Details Environment:...

PT-2026-59488

Summary The PXR24 decompression function undo pxr24 impl in OpenEXR internal pxr24.c ignores the actual decompressed size outSize returned by exr uncompress buffer and instead reads from the scratch buffer based solely on the expected size uncompressed size derived from the header metadata...