SB2018012518 - Debian update for poppler
Published: January 25, 2018
Security Bulletin ID
SB2018012518
Severity
Low
Patch available
YES
Number of vulnerabilities
2
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 2 secuirty vulnerabilities.
1) Infinite loop (CVE-ID: CVE-2017-14929)
The vulnerability allows a remote attacker to cause DoS condition on the target system.The weakness exists due to infinite loop in a call to Object::dictLookup() in Object.h after a repeating series of Gfx::display, Gfx::go, Gfx::execOp, Gfx::opFill, Gfx::doPatternFill, Gfx::doTilingPatternFill and Gfx::drawForm calls. A remote attacker can trigger memory corruption and cause the service to crash.
2) Memory corruption (CVE-ID: CVE-2017-1000456)
The vulnerability allows a remote attacker to cause DoS condition on the target system.The weakness exists due to improper validation of boundaries in TextPool::addWord in freedesktop.org libpoppler. A remote attacker can trigger overflow in subsequent calculations and cause the service to crash.
Remediation
Install update from vendor's website.