CVE-2026-24688

CVE-2026-24688 - pypdf - 循环引用拒绝服务漏洞 本仓库包含用于触发 CVE-2026-24688 的概念验证代码。 摘要 pypdf 的大纲（书签）解析逻辑中存在严重的拒绝服务漏洞。当处理包含循环大纲引用的 PDF 时，解析器会进入无限循环，持续分配内存，在我的机器（TM）上每秒消耗数百 MB 内存，并导致整个系统崩溃。 这是系统级 DoS，而不仅仅是应用程序挂起。 内容 maliciouscircularoutline.pdf - 带有循环大纲的利用 PDF（754 字节） createmaliciouspdf.py - 用于生成利用 PDF 的脚本...

EUVD-2026-57811

SiYuan: Outline state for any document, including documents forbidden to readers, is returned by /api/storage/getOutlineStorage with no access check...

cve-2026-24688

CVE-2026-24688 - pypdf - Circular Reference DoS Vulnerability This repo includes proof of concept code for triggering CVE-2026-24688. Summary Critical Denial of Service vulnerability in pypdf's outline bookmark parsing logic. When processing a PDF with circular outline references, the parser ente...

Ubuntu 14.04 LTS / 18.04 LTS / 20.04 LTS / 24.04 LTS / 26.04 LTS : libass vulnerabilities (USN-8815-1)

The remote Ubuntu 14.04 LTS / 18.04 LTS / 20.04 LTS / 24.04 LTS / 26.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-8815-1 advisory. It was discovered that libass incorrectly handled parsing operations for specific nested character string...

USN-8815-1 libass vulnerabilities

It was discovered that libass incorrectly handled parsing operations for specific nested character strings. An attacker could use this issue to cause libass to crash, resulting in a denial of service, or possibly execute arbitrary code. This issue only affected Ubuntu 14.04 LTS, Ubuntu 16.04 LTS,...

Astra Linux – Vulnerability in libass

In libass 0.14.0, the call to assoutlineconstruct's outlinestroke function causes a signed integer overflow...

Linux Distros Unpatched Vulnerability : CVE-2026-84310

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - pypdf is a free and open-source pure-python PDF library. Prior to 6.16.1, an attacker can craft a PDF that causes pypdf/doccommon.py getoutline to consume long...

Excessive Iteration

Overview pypdf is an A pure-python PDF library capable of splitting, merging, cropping, and transforming PDF files Affected versions of this package are vulnerable to Excessive Iteration in its document outline retrieval, which processes outline entries and nested outline paths without bounding t...

CVE-2026-84310

pypdf is a free and open-source pure-python PDF library. Prior to 6.16.1, an attacker can craft a PDF that causes pypdf/doccommon.py getoutline to consume long runtimes and large amounts of memory when retrieving document outlines with large numbers of entries or deeply nested reused paths becaus...

DEBIAN-CVE-2026-84310

pypdf is a free and open-source pure-python PDF library. Prior to 6.16.1, an attacker can craft a PDF that causes pypdf/doccommon.py getoutline to consume long runtimes and large amounts of memory when retrieving document outlines with large numbers of entries or deeply nested reused paths becaus...

CVE-2026-84310

A flaw was found in pypdf. A remote attacker could craft a malicious PDF document with specially designed outlines. Processing this document would cause the pypdf library to consume excessive processing time and memory, leading to a Denial of Service DoS condition. This vulnerability is due to a...

CVE-2026-84310

pypdf , a pure-Python PDF library, is vulnerable to denial-of-service via crafted PDFs. The vulnerable component is the _get_outline function in pypdf/_doc_common.py, which lacks global entry-count and nesting-depth limits during outline traversal. A malicious PDF with a large number of outline e...

EUVD-2026-69606

pypdf is a free and open-source pure-python PDF library. Prior to 6.16.1, an attacker can craft a PDF that causes pypdf/doccommon.py getoutline to consume long runtimes and large amounts of memory when retrieving document outlines with large numbers of entries or deeply nested reused paths becaus...

CVE-2026-84310 pypdf: Possible long runtimes/large memory usage when retrieving outlines

pypdf is a free and open-source pure-python PDF library. Prior to 6.16.1, an attacker can craft a PDF that causes pypdf/doccommon.py getoutline to consume long runtimes and large amounts of memory when retrieving document outlines with large numbers of entries or deeply nested reused paths becaus...

CVE-2026-84310 pypdf: Possible long runtimes/large memory usage when retrieving outlines

pypdf is a free and open-source pure-python PDF library. Prior to 6.16.1, an attacker can craft a PDF that causes pypdf/doccommon.py getoutline to consume long runtimes and large amounts of memory when retrieving document outlines with large numbers of entries or deeply nested reused paths becaus...

CVE-2026-84310

pypdf is a free and open-source pure-python PDF library. Prior to 6.16.1, an attacker can craft a PDF that causes pypdf/doccommon.py getoutline to consume long runtimes and large amounts of memory when retrieving document outlines with large numbers of entries or deeply nested reused paths becaus...

CVE-2026-84310 pypdf: Possible long runtimes/large memory usage when retrieving outlines

pypdf is a free and open-source pure-python PDF library. Prior to 6.16.1, an attacker can craft a PDF that causes pypdf/doccommon.py getoutline to consume long runtimes and large amounts of memory when retrieving document outlines with large numbers of entries or deeply nested reused paths becaus...

CVE-2026-47851

CVE-2026-47851 is a denial-of-service vulnerability in the Spring AI PDF Document Reader . When analyzing a PDF whose table of contents (outline tree) is deeply nested or cyclic, unbounded recursion triggers a StackOverflowError in the ingestion thread. The attack requires no privileges or user i...

CVE-2026-47851 Unbounded recursion over attacker-controlled PDF outline tree in Spring AI PDF Document Reader

Analyzing a PDF with a deeply nested or cyclic table of contents can cause a StackOverflowError in the ingestion thread. Spring AI 2.0.0 Spring AI 1.1.0 - 1.1.8 Spring AI 1.0.0 - 1.0.9...

CVE-2026-47851 Unbounded recursion over attacker-controlled PDF outline tree in Spring AI PDF Document Reader

Analyzing a PDF with a deeply nested or cyclic table of contents can cause a StackOverflowError in the ingestion thread. Spring AI 2.0.0 Spring AI 1.1.0 - 1.1.8 Spring AI 1.0.0 - 1.0.9...