GHSA-23W6-3W8W-8484 pypdf: Possible long runtimes/large memory usage when retrieving outlines

Impact An attacker who uses this vulnerability can craft a PDF which leads to long runtimes and large memory consumption. This requires accessing the outlines of a document with either lots of entries or nested outlines with long re-used nesting paths. Patches This has been fixed in pypdf==6.16.1...

GHSA-763M-79HH-57F2 pypdf: Possible long runtimes/large memory usage when extracting XForm objects

Impact An attacker who uses this vulnerability can craft a PDF which leads to long runtimes and large memory consumption. This requires extracting the text of a page with lots of XForm objects, where some of them might be re-used. Patches This has been fixed in pypdf==6.16.1. Workarounds If you...

pypdf: Possible infinite loop for TreeObject.insert_child

Impact An attacker who uses this vulnerability can craft a PDF which leads to an infinite loop. This requires a usually writing code path where TreeObject.insertchild is involved. Patches This has been fixed in pypdf==6.16.0. Workarounds If you cannot upgrade yet, consider applying the changes fr...

GHSA-JP53-MHQP-8XCG pypdf: Possible infinite loop for TreeObject.insert_child

Impact An attacker who uses this vulnerability can craft a PDF which leads to an infinite loop. This requires a usually writing code path where TreeObject.insertchild is involved. Patches This has been fixed in pypdf==6.16.0. Workarounds If you cannot upgrade yet, consider applying the changes fr...

Linux Distros Unpatched Vulnerability : CVE-2026-82398

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 6.15.0, an attacker can craft a PDF that causes long runtimes when the pypdf/utils.py function...

The vulnerability of PDF components in Google Chrome and Microsoft Edge web browsers allows a hacker to trigger a service failure.

The vulnerability of PDF components in Google Chrome and Microsoft Edge browsers is related to the use of memory after it is freed. Exploiting this vulnerability can allow an attacker to cause a service failure using a specially created PDF file...

The vulnerability of the PDFium component in Google Chrome and Microsoft Edge web browsers allows a hacker to trigger a service failure.

The vulnerability of the PDFium component in Google Chrome and Microsoft Edge browsers is related to the use of memory after it is freed. Exploiting this vulnerability could allow an attacker to cause a service failure through a specially created PDF file...

The vulnerability of the PDFium component in Google Chrome and Microsoft Edge web browsers allows a hacker to trigger a service failure.

The vulnerability of the PDFium component in Google Chrome and Microsoft Edge browsers is related to the use of memory after it is freed. Exploiting this vulnerability could allow an attacker to cause a service failure through the use of a specially created PDF file...

The vulnerability of the PDFium component in Google Chrome and Microsoft Edge web browsers allows a hacker to trigger a service failure.

The vulnerability of the PDFium component in Google Chrome and Microsoft Edge browsers is related to the use of memory after it is freed. Exploiting this vulnerability could allow an attacker to cause a service failure through a specially created PDF file...

Security update for python-PyPDF2 (moderate)

openSUSE Security Update: Security update for python-PyPDF2 Announcement ID: openSUSE-SU-2026:0314-1 Rating: moderate References: 1212797 1262669 1262675 1262676 1266821 1266822 Cross-References: CVE-2023-36464 CVE-2026-41168 CVE-2026-41312 CVE-2026-41314 CVE-2026-48156 CVE-2026-48735 Affected...

CVE-2026-79021

A flaw was found in chromium-browser. This vulnerability, related to missing authorization in the InterestGroups component, allows a remote attacker to bypass system access restrictions. The attacker must first compromise the browser's rendering engine and then use a specially crafted PDF file to...

CVE-2026-79021

Missing authorization in InterestGroups in Google Chrome prior to 152.0.7977.65 allowed a remote attacker who had compromised the renderer process to bypass system access restrictions via a crafted PDF file. Chromium security severity: Low...

EUVD-2026-66034

Use after free in PDF in Google Chrome prior to 152.0.7977.65 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted PDF file. Chromium security severity: Low...

CVE-2026-79119

Use after free in PDF in Google Chrome prior to 152.0.7977.65 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted PDF file. Chromium security severity: Low...

CVE-2026-78953

Missing authorization in SiteIsolation in Google Chrome prior to 152.0.7977.65 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted PDF file. Chromium security severity: Medium...

EUVD-2026-65927

Missing authorization in SiteIsolation in Google Chrome prior to 152.0.7977.65 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted PDF file. Chromium security severity: Medium...

SUSE CVE-2026-71852

pypdf is a free and open-source pure-python PDF library. Prior to 6.15.0, a crafted PDF can cause long runtimes and large memory consumption when pypdf/font.py function Font.collectcidcharacterwidths expands unusually large CID font /W width ranges or excessive width entries during text extractio...

Linux Distros Unpatched Vulnerability : CVE-2026-20346

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A vulnerability in the PDF file format parser of ClamAV could allow an unauthenticated, remote attacker to cause a DoS condition or possibly other expanded...

UBUNTU-CVE-2026-71870

pypdf is a free and open-source pure-python PDF library. Prior to 6.15.0, a crafted PDF can cause large memory consumption when pypdf/cmap.py function parsebfrange parses unusually large source-code or destination-string tokens in a font /ToUnicode CMap during text extraction. This issue is fixed...

CVE-2026-71852

pypdf is a free and open-source pure-python PDF library. Prior to 6.15.0, a crafted PDF can cause long runtimes and large memory consumption when pypdf/font.py function Font.collectcidcharacterwidths expands unusually large CID font /W width ranges or excessive width entries during text extractio...