|Bugzilla:||871700: CVE-2012-4564 libtiff: Missing return value check in ppm2tiff leading to heap-buffer overflow when reading a tiff file|
The MITRE CVE dictionary describes this issue as:
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 v2 metrics
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Red Hat security errata
|Red Hat Enterprise Linux version 5 (libtiff)||RHSA-2012:1590||December 18, 2012|
|Red Hat Enterprise Linux version 6 (libtiff)||RHSA-2012:1590||December 18, 2012|
This issue was discovered by Huzaifa S. Sidhpurwala of Red Hat Security Response Team.
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For clarification or corrections please contact the Red Hat Security Response Team.