ClamAV PDF Scanning Buffer Overflow Vulnerability

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The vulnerability of PDF-XChange Editor’s PDF document viewing and editing software, related to the occurrence of operations outside the buffer in memory, allows attackers to disclose protected information.

The vulnerability of PDF-XChange Editor’s PDF document viewing and editing functionality is related to the occurrence of operations outside the buffer during the processing of PRC files. Exploiting this vulnerability can allow an attacker to disclose protected information...

The vulnerability of PDF document viewing and editing programs such as PDF-XChange Editor, PDF-Tools, and PDF-XChange PRO lies in the use of memory after it is freed, allowing an attacker to disclose protected information.

The vulnerability of PDF viewing and editing programs such as PDF-XChange Editor, PDF-Tools, and PDF-XChange PRO lies in the use of memory after it is freed during file processing for U3D operations. Exploiting this vulnerability can allow attackers to disclose sensitive information that is...

The vulnerability of PDF document viewing and editing programs such as PDF-XChange Editor, PDF-Tools, and PDF-XChange PRO lies in the ability to read data beyond the buffer in memory, allowing attackers to disclose protected information.

The vulnerability of PDF document viewing and editing programs such as PDF-XChange Editor, PDF-Tools, and PDF-XChange PRO lies in the reading of data beyond the buffer boundaries in memory during file processing for U3D files. Exploiting this vulnerability can allow attackers to disclose protecte...

The vulnerability of PDF document viewing and editing programs such as PDF-XChange Editor, PDF-Tools, and PDF-XChange PRO lies in the ability to read data beyond the buffer in memory, allowing attackers to execute arbitrary code.

The vulnerability of PDF viewing and editing programs such as PDF-XChange Editor, PDF-Tools, and PDF-XChange PRO lies in the reading of data beyond the buffer boundaries in memory during file processing for U3D files. Exploiting this vulnerability can allow an attacker to execute arbitrary code...

CVE-2025-53181

Null pointer dereference vulnerability in the PDF preview module Impact: Successful exploitation of this vulnerability may affect function stability...

The Hidden Threat in Plain Text: Attacking RAG Data Loaders

Large Language Models LLMs have transformed human-machine interaction since ChatGPT's 2022 debut, with Retrieval-Augmented Generation RAG emerging as a key framework that enhances LLM outputs by integrating external knowledge. However, RAG's reliance on ingesting external documents introduces new...

OSV-2025-512 Invalid-free in pdf_decodestream

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=428754704 Crash type: Invalid-free Crash state: pdfdecodestream pdfextractobj clipdf...

PT-2025-34466 · Git · Clamav

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=428754704 Crash type: Invalid-free Crash state: pdf decodestream pdf extract obj cli pdf...

Security update for clamav

This update for clamav fixes the following issues: ClamAV version 1.4.3: CVE-2025-20260: PDF Scanning Buffer Overflow Vulnerability bsc1245054. CVE-2025-20234: Vulnerability in Universal Disk Format UDF processing bsc1245055. Other bugfixes: Fix a race condition between the mockup servers started...

thunderbird: Unsolicited File Download, Disk Space Exhaustion, and Credential Leakage via mailbox:/// Links

A flaw was found in Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: A crafted HTML email using mailbox:/// links can trigger automatic, unsolicited downloads of .pdf files to the user's desktop or home directory without prompting, even if auto-saving is...

OESA-2025-1694 clamav security update

Clam AntiVirus is an anti-virus toolkit for UNIX. The main purpose of this software is the integration with mail servers attachment scanning. The package provides a flexible and scalable multi-threaded daemon, a command line scanner, and a tool for automatic updating via Internet. The programs ar...

OESA-2025-1695 clamav security update

Clam AntiVirus is an anti-virus toolkit for UNIX. The main purpose of this software is the integration with mail servers attachment scanning. The package provides a flexible and scalable multi-threaded daemon, a command line scanner, and a tool for automatic updating via Internet. The programs ar...

SUSE-SU-2025:02119-1 Security update for clamav

This update for clamav fixes the following issues: ClamAV version 1.4.3: - CVE-2025-20260: PDF Scanning Buffer Overflow Vulnerability bsc1245054. - CVE-2025-20234: Vulnerability in Universal Disk Format UDF processing bsc1245055. Other bugfixes: - Fix a race condition between the mockup servers...

The vulnerabilities of PDF viewing and editing programs such as Acrobat DC, Acrobat Reader DC, Acrobat 2024, Acrobat 2020, and Acrobat Reader 2020 are related to the use of memory after it is freed. This allows attackers to execute arbitrary code.

The vulnerability of PDF viewing and editing programs such as Acrobat DC, Acrobat Reader DC, Acrobat 2024, Acrobat 2020, and Acrobat Reader 2020 is related to the use of memory after it is freed. Exploiting this vulnerability can allow an attacker to execute arbitrary code in the context of the...

The vulnerability of PDF viewing and editing programs such as Acrobat DC, Acrobat Reader DC, Acrobat 2024, Acrobat 2020, and Acrobat Reader 2020 lies in the ability to write outside the buffer, allowing attackers to execute arbitrary code.

The vulnerability of PDF viewing and editing programs such as Acrobat DC, Acrobat Reader DC, Acrobat 2024, Acrobat 2020, and Acrobat Reader 2020 is related to writing beyond the buffer boundaries. Exploiting this vulnerability can allow an attacker to execute arbitrary code using a specially...

ClamAV 安全漏洞

ClamAV Clam AntiVirus is a free and open source antivirus program from the ClamAV team. The software is used to detect Trojans, viruses, malware and other malicious threats. A security vulnerability exists in ClamAV that stems from improper allocation of memory buffers during PDF file processing,...

Astra Linux – Vulnerability in GhostScript

A issue was discovered in Artifex Ghostscript prior to version 10.05.0. A buffer overflow occurs due to an excessively large Type 4 function in a PDF document, located in pdf/pdffunc.c...

Astra Linux – Vulnerability in Thunderbird

Thunderbird’s handling of the X-Mozilla-External-Attachment-URL header can be exploited to execute JavaScript in the file:/// context. By creating a nested email attachment message/rfc822 and setting its content type to application/pdf, Thunderbird may incorrectly render it as HTML when opened,...

[SECURITY] Fedora 41 Update: ghostscript-10.03.1-7.fc41

This package provides useful conversion utilities based on Ghostscript softwa re, for converting PS, PDF and other document formats between each other. Ghostscript is a suite of software providing an interpreter for Adobe Systems' PostScript PS and Portable Document Format PDF page description...