Uncontrolled Recursion

Overview nltk is a Natural Language Toolkit NLTK is a Python package for natural language processing. Affected versions of this package are vulnerable to Uncontrolled Recursion via the JSONTaggedDecoder.decodeobj function in jsontags.py. An attacker can cause the application to crash by submittin...

GHSA-RF74-V2FM-23PW Natural Language Toolkit (NLTK) has unbounded recursion in JSONTaggedDecoder.decode_obj() may cause DoS

Summary JSONTaggedDecoder.decodeobj in nltk/jsontags.py calls itself recursively without any depth limit. A deeply nested JSON structure exceeding sys.getrecursionlimit default: 1000 will raise an unhandled RecursionError, crashing the Python process. Affected code File: nltk/jsontags.py, lines...

CVE-2026-31971 HTSlib CRAM decoder vulnerable to buffer overflow

HTSlib is a library for reading and writing bioinformatics file formats. CRAM is a compressed format which stores DNA sequence alignment data using a variety of encodings and compression methods. When reading data encoded using the BYTEARRAYLEN method, the crambytearraylendecode failed to validat...

CVE-2026-31969 HTSlib CRAM decoder has a heap buffer overflow

HTSlib is a library for reading and writing bioinformatics file formats. CRAM is a compressed format which stores DNA sequence alignment data using a variety of encodings and compression methods. When reading data encoded using the BYTEARRAYSTOP method, an out-by-one error in the...

CVE-2026-31969 HTSlib CRAM decoder has a heap buffer overflow

HTSlib is a library for reading and writing bioinformatics file formats. CRAM is a compressed format which stores DNA sequence alignment data using a variety of encodings and compression methods. When reading data encoded using the BYTEARRAYSTOP method, an out-by-one error in the...

CVE-2026-31968 HTSlib CRAM decoder vulnerable to buffer overflow

HTSlib is a library for reading and writing bioinformatics file formats. CRAM is a compressed format which stores DNA sequence alignment data using a variety of encodings and compression methods. For the VARINT and CONST encodings, incomplete validation of the context in which the encodings were...

CVE-2026-31968 HTSlib CRAM decoder vulnerable to buffer overflow

HTSlib is a library for reading and writing bioinformatics file formats. CRAM is a compressed format which stores DNA sequence alignment data using a variety of encodings and compression methods. For the VARINT and CONST encodings, incomplete validation of the context in which the encodings were...

CVE-2026-31968

HTSlib CRAM decoder (CVE-2026-31968) has incomplete validation in the VARINT and CONST encodings, which can cause writes past heap allocations or a stack byte, potentially enabling heap or stack corruption and, in some streams, arbitrary code execution. Affected versions are 1.23.1, 1.22.2, and 1...

CVE-2026-31968 HTSlib CRAM decoder vulnerable to buffer overflow

HTSlib is a library for reading and writing bioinformatics file formats. CRAM is a compressed format which stores DNA sequence alignment data using a variety of encodings and compression methods. For the VARINT and CONST encodings, incomplete validation of the context in which the encodings were...

CVE-2026-31964 HTSlib CRAM decoder has a NULL Pointer Dereference

HTSlib is a library for reading and writing bioinformatics file formats. CRAM is a compressed format which stores DNA sequence alignment data using a variety of encodings and compression methods. While most alignment records store DNA sequence and quality values, the format also allows them to om...

CVE-2026-31964 HTSlib CRAM decoder has a NULL Pointer Dereference

HTSlib is a library for reading and writing bioinformatics file formats. CRAM is a compressed format which stores DNA sequence alignment data using a variety of encodings and compression methods. While most alignment records store DNA sequence and quality values, the format also allows them to om...

Denial of service in github.com/shamaton/msgpack

The msgpack decoder fails to properly validate the input buffer length when processing truncated fixext data format codes 0xd4-0xd8. This can lead to an out-of-bounds read and a runtime panic, allowing a denial of service attack...

GHSA-H9Q6-HC68-35RP Denial of service in github.com/shamaton/msgpack

The msgpack decoder fails to properly validate the input buffer length when processing truncated fixext data format codes 0xd4-0xd8. This can lead to an out-of-bounds read and a runtime panic, allowing a denial of service attack...

SUSE CVE-2025-69693

Out-of-bounds read in FFmpeg 8.0 and 8.0.1 RV60 video decoder libavcodec/rv60dec.c. The quantization parameter qp validation at line 2267 only checks the lower bound qp 0 but is missing upper bound validation. The qp value can reach 65 base value 63 from 6-bit frame header + offset +2 from...

CVE-2026-30922 pyasn1 Vulnerable to Denial of Service via Unbounded Recursion

pyasn1 is a generic ASN.1 library for Python. Prior to 0.6.3, the pyasn1 library is vulnerable to a Denial of Service DoS attack caused by uncontrolled recursion when decoding ASN.1 data with deeply nested structures. An attacker can supply a crafted payload containing thousands of nested SEQUENC...

EUVD-2026-12623

Wazuh is a free and open source platform used for threat prevention, detection, and response. Starting in version 3.9.0 and prior to version 4.14.3, multiple stack-based buffer overflows exist in the Security Configuration Assessment SCA decoder wazuh-analysisd. The use of sprintf with a...

CVE-2026-25790

Wazuh is a free and open source platform used for threat prevention, detection, and response. Starting in version 3.9.0 and prior to version 4.14.3, multiple stack-based buffer overflows exist in the Security Configuration Assessment SCA decoder wazuh-analysisd. The use of sprintf with a...

CVE-2026-25790 Wazuh has Stack-Based Buffer Overflow in Security Configuration Assessment JSON Parser

Wazuh is a free and open source platform used for threat prevention, detection, and response. Starting in version 3.9.0 and prior to version 4.14.3, multiple stack-based buffer overflows exist in the Security Configuration Assessment SCA decoder wazuh-analysisd. The use of sprintf with a...

CLSA-2026-1773768935 Fix CVE(s): CVE-2026-25968, CVE-2026-25986, CVE-2026-25987

SECURITY UPDATE: stack buffer overflow in MSL opacity attribute parser - debian/patches/CVE-2026-25968.patch: replace fixed-size stack buffer with heap-allocated string and add length check - CVE-2026-25968 SECURITY UPDATE: heap buffer overflow write in YUV 4:2:2 image processing -...

Linux Distros Unpatched Vulnerability : CVE-2025-69693

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Out-of-bounds read in FFmpeg 8.0 and 8.0.1 RV60 video decoder libavcodec/rv60dec.c. The quantization parameter qp validation at line 2267 only checks the lower...