CVE-2026-88054 Tesseract: Denial of service via empty-stack dereference in Plumbing/Series at model load

Tesseract is an open source OCR engine. In version 5.5.3 and earlier, Plumbing::DeSerialize in src/lstm/plumbing.cpp rejects excessively large network stacks but accepts a zero-length stack for NTSERIES, NTPARALLEL, or NTREVERSED layers in a crafted .traineddata model. During LSTMRecognizer...

CVE-2026-88054

Tesseract is an open-source OCR engine affected in version 5.5.3 and earlier by a denial-of-service flaw. The root cause is in Plumbing::DeSerialize (src/lstm/plumbing.cpp), which rejects excessively large network stacks but accepts a zero-length stack for NT_SERIES, NT_PARALLEL, or NT_REVERSED l...

CVE-2026-88054

Tesseract is an open source OCR engine. In version 5.5.3 and earlier, Plumbing::DeSerialize in src/lstm/plumbing.cpp rejects excessively large network stacks but accepts a zero-length stack for NTSERIES, NTPARALLEL, or NTREVERSED layers in a crafted .traineddata model. During LSTMRecognizer...

CVE-2026-88054 Tesseract: Denial of service via empty-stack dereference in Plumbing/Series at model load

Tesseract is an open source OCR engine. In version 5.5.3 and earlier, Plumbing::DeSerialize in src/lstm/plumbing.cpp rejects excessively large network stacks but accepts a zero-length stack for NTSERIES, NTPARALLEL, or NTREVERSED layers in a crafted .traineddata model. During LSTMRecognizer...

DEBIAN-CVE-2026-88047

Tesseract is an open source OCR engine. In version 5.5.3 and earlier, Classify::ReadNormProtos in src/classify/normmatch.cpp parses the NORMPROTO component of a .traineddata file and uses std::istream::operatorchar to extract a whitespace-delimited token into a fixed 61-byte stack buffer without...

CVE-2026-88047

Tesseract is an open source OCR engine. In version 5.5.3 and earlier, Classify::ReadNormProtos in src/classify/normmatch.cpp parses the NORMPROTO component of a .traineddata file and uses std::istream::operatorchar to extract a whitespace-delimited token into a fixed 61-byte stack buffer without...

Security Bulletin: IBM MQ Appliance is affected by an improper validation vulnerability in TLS certificate processing (CVE-2026-12150)

Summary IBM MQ Appliance has addressed an improper validation vulnerability that could allow a remote attacker with a trusted TLS client certificate to cause a denial of service or affect memory contents through deeply nested certificate data during TLS certificate processing. Vulnerability Detai...

Security Bulletin: IBM MQ Appliance is affected by a stack buffer overflow vulnerability in XA transaction identifier processing (CVE-2026-11375)

Summary IBM MQ Appliance has addressed a stack buffer overflow vulnerability that could allow an authenticated attacker to cause a denial of service or execute arbitrary code through malformed XA transaction identifiers. Vulnerability Details CVEID:CVE-2026-11375 DESCRIPTION: IBM MQ could allow a...

CVE-2026-88047

A flaw was found in Tesseract. This vulnerability, a stack buffer overflow, occurs when the OCR engine processes a specially crafted .traineddata file. An attacker can exploit this by providing a malformed input, leading to stack corruption, a denial of service DoS, and potentially allowing for...

SUSE CVE-2026-86140

In libxml2 before 2.15.4, xmlSnprintfElements in valid.c has a strcat stack-based buffer overflow...

EUVD-2026-75590

Tesseract is an open source OCR engine. In version 5.5.3 and earlier, Classify::ReadNormProtos in src/classify/normmatch.cpp parses the NORMPROTO component of a .traineddata file and uses std::istream::operatorchar to extract a whitespace-delimited token into a fixed 61-byte stack buffer without...

CVE-2026-88047 Tesseract: ReadNormProtos stack buffer overflow

Tesseract is an open source OCR engine. In version 5.5.3 and earlier, Classify::ReadNormProtos in src/classify/normmatch.cpp parses the NORMPROTO component of a .traineddata file and uses std::istream::operatorchar to extract a whitespace-delimited token into a fixed 61-byte stack buffer without...

CVE-2026-88047

Tesseract (open-source OCR engine), versions 5.5.3 and earlier , is affected by a stack buffer overflow in Classify::ReadNormProtos (src/classify/normmatch.cpp). The function parses the NORMPROTO component of a .traineddata file using std::istream::operator>>(char*) into a fixed 61-byte sta...

CVE-2026-88047 Tesseract: ReadNormProtos stack buffer overflow

Tesseract is an open source OCR engine. In version 5.5.3 and earlier, Classify::ReadNormProtos in src/classify/normmatch.cpp parses the NORMPROTO component of a .traineddata file and uses std::istream::operatorchar to extract a whitespace-delimited token into a fixed 61-byte stack buffer without...

CVE-2026-88047 Tesseract: ReadNormProtos stack buffer overflow

Tesseract is an open source OCR engine. In version 5.5.3 and earlier, Classify::ReadNormProtos in src/classify/normmatch.cpp parses the NORMPROTO component of a .traineddata file and uses std::istream::operatorchar to extract a whitespace-delimited token into a fixed 61-byte stack buffer without...

CVE-2026-88047

Tesseract is an open source OCR engine. In version 5.5.3 and earlier, Classify::ReadNormProtos in src/classify/normmatch.cpp parses the NORMPROTO component of a .traineddata file and uses std::istream::operatorchar to extract a whitespace-delimited token into a fixed 61-byte stack buffer without...

vim: Vim: Denial of Service via crafted spell file

A flaw was found in Vim, an open-source command-line text editor. A remote attacker could exploit this vulnerability by convincing a user to load a specially crafted spell file. This malicious file can trigger a stack out-of-bounds write, which corrupts the editor's memory and causes it to crash...

apr-util: Apache Portable Runtime Utility: Denial of Service via XML stack recursion attack

A flaw was found in Apache Portable Runtime Utility apr-util. A remote attacker could exploit a stack recursion vulnerability by providing specially crafted XML input to a library consumer that uses the aprxmlquoteelem function. This could lead to a denial of service DoS due to an application cra...

encoding/asn1: golang: Go encoding/asn1: Denial of Service via excessive recursion in Unmarshal

A flaw was found in the encoding/asn1 package in Go. An attacker could provide a specially crafted, deeply-nested Abstract Syntax Notation One ASN.1 structure, leading to excessive recursion during the Unmarshal operation. This could result in stack exhaustion and a Denial of Service DoS conditio...

Security update for opensc

This update for opensc fixes the following issue: CVE-2026-40510: stack buffer overflow in pivprocesshistory allows physically present attackers to trigger memory corruption by presenting a crafted PIV smart card or USB device bsc1266964. Patch Instructions: To install this SUSE update use the SU...