CVE-2015-7554

Public Exploit

Description

The _TIFFVGetField function in tif_dir.c in libtiff 4.0.6 allows attackers to cause a denial of service (invalid memory write and crash) or possibly have unspecified other impact via crafted field data in an extension tag in a TIFF image.

Category

9.8
CVSS
Severity: Critical
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.50%
Vendor Advisory opensuse.org Vendor Advisory redhat.com Vendor Advisory opensuse.org Vendor Advisory gentoo.org Vendor Advisory redhat.com Vendor Advisory opensuse.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html
http://lists.opensuse.org/opensuse-updates/2016-01/msg00078.html vendor advisory
http://rhn.redhat.com/errata/RHSA-2016-1547.html vendor advisory
http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html
http://www.securityfocus.com/bid/79699 vdb entry
http://lists.opensuse.org/opensuse-updates/2016-01/msg00081.html vendor advisory
https://security.gentoo.org/glsa/201701-16 vendor advisory
http://www.securityfocus.com/archive/1/537205/100/0/threaded mailing list
http://seclists.org/fulldisclosure/2015/Dec/119 mailing list exploit
http://rhn.redhat.com/errata/RHSA-2016-1546.html vendor advisory
http://packetstormsecurity.com/files/135078/libtiff-4.0.6-Invalid-Write.html exploit
http://lists.opensuse.org/opensuse-updates/2016-01/msg00100.html vendor advisory
http://www.openwall.com/lists/oss-security/2015/12/26/7 mailing list exploit

Frequently Asked Questions

What is the severity of CVE-2015-7554?
CVE-2015-7554 has been scored as a critical severity vulnerability.
How to fix CVE-2015-7554?
To fix CVE-2015-7554, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2015-7554 being actively exploited in the wild?
It is possible that CVE-2015-7554 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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