pdf/pdf-write.c in Artifex MuPDF before 1.12.0 mishandles certain length changes when a repair operation occurs during a clean operation, which allows remote attackers to cause a denial of service (buffer overflow and application crash) or possibly have unspecified other impact via a crafted PDF document.

Multiple vulnerabilities were discovered in MuPDF, a PDF, XPS, and e-book viewer which could result in denial of service or the execution of arbitrary code if malformed documents are opened.

This update for mupdf to version 1.12.0 fixes several issues.

These security issues were fixed :

  - CVE-2018-5686: Prevent infinite loop in pdf_parse_array     function because EOF is not considered. Remote attackers     could leverage this vulnerability to cause a denial of     service via a crafted pdf file (bsc#1075936).

  - CVE-2017-15369: The build_filter_chain function in     pdf/pdf-stream.c mishandled a case where a variable may     reside in a register, which allowed remote attackers to     cause a denial of service (Fitz fz_drop_imp     use-after-free and application crash) or possibly have     unspecified other impact via a crafted PDF document     (bsc#1063413).

  - CVE-2017-15587: Prevent integer overflow in     pdf_read_new_xref_section that allowed for DoS     (bsc#1064027).

  - CVE-2017-17866: Fixed mishandling of length changes when     a repair operation occured during a clean operation,     which allowed remote attackers to cause a denial of     service (buffer overflow and application crash) or     possibly have unspecified other impact via a crafted PDF     document (bsc#1074116).

  - CVE-2017-17858: Fixed a heap-based buffer overflow in     the ensure_solid_xref function which allowed a remote     attacker to potentially execute arbitrary code via a     crafted PDF file, because xref subsection object numbers     were unrestricted (bsc#1077161).

For non-security changes please refer to the changelog.

rebase to 1.12 CVE-2017-17866

Note that Tenable Network Security has extracted the preceding description block directly from the Fedora update system website.
Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

ID	Name	Product	Family	Severity
118723	Debian DSA-4334-1 : mupdf - security update	Nessus	Debian Local Security Checks	high
106358	openSUSE Security Update : mupdf (openSUSE-2018-89)	Nessus	SuSE Local Security Checks	high
106077	Fedora 26 : mupdf (2017-d1213cef30)	Nessus	Fedora Local Security Checks	high
105870	Fedora 27 : mupdf (2017-4c30d86843)	Nessus	Fedora Local Security Checks	high

Detections

Analytics

CVE-2017-17866

high

Tenable Plugins

high

high

high

high