Vulnerability Description
ppm2tiff does not check the return value of the TIFFScanlineSize function, which allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted PPM image that triggers an integer overflow, a zero-memory allocation, and a heap-based buffer overflow.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Libtiff | Libtiff | <= 4.0.3 |
| Debian | Debian Linux | 6.0 |
| Canonical | Ubuntu Linux | 8.04 |
| Redhat | Enterprise Linux Desktop | 5.0 |
| Redhat | Enterprise Linux Eus | 6.3 |
| Redhat | Enterprise Linux Server | 5.0 |
| Redhat | Enterprise Linux Workstation | 5.0 |
| Opensuse | Opensuse | 11.4 |
References
- http://lists.opensuse.org/opensuse-updates/2013-01/msg00076.htmlMailing ListThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2012-1590.htmlThird Party Advisory
- http://secunia.com/advisories/51133Third Party AdvisoryVendor Advisory
- http://www.debian.org/security/2012/dsa-2575Third Party Advisory
- http://www.openwall.com/lists/oss-security/2012/11/02/3Mailing ListThird Party Advisory
- http://www.openwall.com/lists/oss-security/2012/11/02/7Mailing ListThird Party Advisory
- http://www.osvdb.org/86878Broken Link
- http://www.securityfocus.com/bid/56372Third Party AdvisoryVDB Entry
- http://www.ubuntu.com/usn/USN-1631-1Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=871700ExploitIssue TrackingPatch
- https://exchange.xforce.ibmcloud.com/vulnerabilities/79750Third Party AdvisoryVDB Entry
- http://lists.opensuse.org/opensuse-updates/2013-01/msg00076.htmlMailing ListThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2012-1590.htmlThird Party Advisory
- http://secunia.com/advisories/51133Third Party AdvisoryVendor Advisory
- http://www.debian.org/security/2012/dsa-2575Third Party Advisory
FAQ
What is CVE-2012-4564?
CVE-2012-4564 is a vulnerability with a CVSS score of 6.8 (MEDIUM). ppm2tiff does not check the return value of the TIFFScanlineSize function, which allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted PPM imag...
How severe is CVE-2012-4564?
CVE-2012-4564 has been rated MEDIUM with a CVSS base score of 6.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2012-4564?
Check the references section above for vendor advisories and patch information. Affected products include: Libtiff Libtiff, Debian Debian Linux, Canonical Ubuntu Linux, Redhat Enterprise Linux Desktop, Redhat Enterprise Linux Eus.