CVE-2018-8975
First published: Sun Mar 25 2018(Updated: )
The pm_mallocarray2 function in lib/util/mallocvar.c in Netpbm through 10.81.03 allows remote attackers to cause a denial of service (heap-based buffer over-read) via a crafted image file, as demonstrated by pbmmask.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Netpbm | <=10.81.03 |
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Reference Links
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00056.html
- https://github.com/xiaoqx/pocs/blob/master/netpbm
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LVMWVVFEADMA7XIPXFHGSBRYKEGGDFGE/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VEZRUJ5LNGULJL7QUAHPV5LBOKIJYP5I/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LVMWVVFEADMA7XIPXFHGSBRYKEGGDFGE/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VEZRUJ5LNGULJL7QUAHPV5LBOKIJYP5I/
Frequently Asked Questions
What is the severity of CVE-2018-8975?
CVE-2018-8975 is classified as a denial of service vulnerability.
How do I fix CVE-2018-8975?
To fix CVE-2018-8975, update Netpbm to version 10.81.04 or later.
What types of attacks are possible with CVE-2018-8975?
CVE-2018-8975 allows remote attackers to cause heap-based buffer over-reads through crafted image files.
Which versions of Netpbm are affected by CVE-2018-8975?
Netpbm versions up to and including 10.81.03 are affected by CVE-2018-8975.
Is there a proof of concept for CVE-2018-8975?
Yes, there are proof of concept exploits available that demonstrate the vulnerability of CVE-2018-8975.
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- collector/mitre-cve
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- agent/software-canonical-lookup-request
- vendor/netpbm project
- canonical/netpbm
- version/netpbm/10.81.03