CVE-2017-6847: Null Pointer Dereference
The PoDoFo::PdfVariant::DelayedLoad function in PdfVariant.h in PoDoFo 0.9.4 allows remote attackers to cause a denial of service (NULL pointer dereference) via a crafted file.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
alpine/podofoto a version that resolves this vulnerability.Fixed in 0.9.5-r0
Event History
Frequently Asked Questions
What is the severity of CVE-2017-6847?
The severity of CVE-2017-6847 is classified as moderate due to its potential to cause a denial of service.
How do I fix CVE-2017-6847?
To fix CVE-2017-6847, users should upgrade to a version of PoDoFo that is later than 0.9.4 that addresses this vulnerability.
What kind of attack does CVE-2017-6847 enable?
CVE-2017-6847 allows remote attackers to cause a denial of service through a NULL pointer dereference.
Which software is affected by CVE-2017-6847?
PoDoFo version 0.9.4 is the affected software for CVE-2017-6847.
Can CVE-2017-6847 be exploited remotely?
Yes, CVE-2017-6847 can be exploited remotely via a crafted PDF file.