SB2019032131 - Buffer overflow in xpdf
Published: March 21, 2019 Updated: August 8, 2020
Security Bulletin ID
SB2019032131
Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Buffer overflow (CVE-ID: CVE-2019-9877)
The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.
There is an invalid memory access vulnerability in the function TextPage::findGaps() located at TextOutputDev.c in Xpdf 4.01, which can (for example) be triggered by sending a crafted pdf file to the pdftops binary. It allows an attacker to cause Denial of Service (Segmentation fault) or possibly have unspecified other impact.
Remediation
Install update from vendor's website.